- DL manuals
- Xantrex
- Power Supply
- XFR 100-28
- Operating Manual
Xantrex XFR 100-28 Operating Manual
Summary of XFR 100-28
Page 1
Operating manual xfr 2800 watt series programmable dc power supply xfr 7.5-300 xfr 12-220 xfr 20-130 xfr 33-85 xfr 40-70 xfr 60-46 xfr 100-28 xfr 150-18 xfr 300-9 xfr 600-4.
Page 3: Operating Manual For
Operating manual for xfr 2800 watt series programmable dc power supply.
Page 4: Limited
Ii operating manual for xfr 2.8kw series power supply limited warranty what does this warranty cover and how long does it last? This limited warranty is provided by xantrex technology, inc. (“xantrex”) and covers defects in workmanship and materials in your xfr 2800 watt series dc power supply. This...
Page 5
Release 2.1 iii direct returns may be performed according to the xantrex return material authorization policy described in your product manual. For some products, xantrex maintains a network of regional authorized service centers. Call xantrex or check our website to see if your product can be repai...
Page 6
Iv operating manual for xfr 2.8kw series power supply disclaimer product this limited warranty is the sole and exclusive warranty provided by xantrex in connection with your xantrex product and is, where permitted by law, in lieu of all other warranties, conditions, guarantees, representations, obli...
Page 7
Release 2.1 v information without limiting the generality of the foregoing, unless specifically agreed to by it in writing, xantrex a. Makes no warranty as to the accuracy, sufficiency or suitability of any technical or other information provided in manuals or other documentation provided by it in c...
Page 8
Vi operating manual for xfr 2.8kw series power supply warnings and cautions warnings and cautions are defined and formatted in this manual as shown below. Power supply safety warning describes a potential hazard which could result in injury or death, or, a procedure which, if not performed correctly...
Page 9: About This Manual
Release 2.1 vii about this manual this operating manual contains user information for the xfr series of variable dc output power supplies, available in several voltage models at 2800 watts. It provides information about features and specifications, installation procedures, and basic functions testin...
Page 10
About this manual viii operating manual for xfr 2.8kw series power supply power supply safety markings alternating current off (supply) earth (ground) terminal caution (hot surface) protective conductor terminal caution (check manual for additional information.) on (supply).
Page 11: Contents
Release 2.1 ix contents about this manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Vii list of figures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Xi list of tables . . . ....
Page 12
X operating manual for xfr 2.8kw series power supply connecting single loads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 connecting multiple loads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 local and remote sensing . . ...
Page 13: List of Figures
Release 2.1 xi list of figures figure 1.1 power supply front panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 figure 1.2 power supply rear panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 figure 1.3 programming and monitoring sw1 switch . . . . ...
Page 14
List of figures xii operating manual for xfr 2.8kw series power supply.
Page 15: List of Tables
Release 2.1 xiii list of tables table 1.1 available voltage and current ranges . . . . . . . . . . . . . . . . . . . . . . . . 15 table 1.2 rear panel sw1 switch assignments. . . . . . . . . . . . . . . . . . . . . . . . . 21 table 1.3 rear panel j2 connector terminals and functions . . . . . . . . ...
Page 16
List of tables xiv operating manual for xfr 2.8kw series power supply.
Page 17
Release 2.1 15 section 1. Features and specifications description this series of power supplies provides low noise, precisely regulated, variable dc output at 2800 watts of output power. Over voltage protection (ovp) and thermal shutdown are standard. Front panel controls and indicators are extensiv...
Page 18
Features and specifications features and options 16 operating manual for xfr 2.8kw series power supply • front panel push-button control of output standby mode and preview of voltage, current, or over voltage protection setpoints. Front panel light emitting diode (led) indicators for voltage and cur...
Page 19
Features and specifications front panel controls release 2.1 17 front panel controls see figure 1.1 to review the controls, leds, and meters located on the power supply’s front panel. Check the following sections for additional descriptions of front panel controls and functions. • “mechanical specif...
Page 20
Features and specifications rear panel connectors and switch 18 operating manual for xfr 2.8kw series power supply rear panel connectors and switch use the rear panel sw1 programming, monitoring, and shutdown select switch and the rear panel j2 programming and monitoring connector to choose among se...
Page 21
Features and specifications rear panel connectors and switch release 2.1 19 figure 1.2 power supply rear panel (low voltage (7.5 v to 100 v) model shown.) blank subplate (replaced if digital programming interface installed.) sw1 switch (see page 20 for more information.) 1 resistive programming of o...
Page 22
Features and specifications rear panel connectors and switch 20 operating manual for xfr 2.8kw series power supply rear panel sw1 switch the sw1 programming, monitoring, and shutdown select switch is an 8-position piano dip switch located on the power supply’s rear panel. See figure . The sw1 switch...
Page 23
Features and specifications rear panel connectors and switch release 2.1 21 table 1.2 rear panel sw1 switch assignments resetting the switches before making any changes to the switch settings, disable the power supply output by pushing the front panel standby switch to its in position. This temporar...
Page 24
Features and specifications rear panel connectors and switch 22 operating manual for xfr 2.8kw series power supply rear panel j2 connector the j2 programming and monitoring connector is a 15-terminal wire clamp connector located on the power supply’s rear panel. See figure 1.4. The j2 connector prov...
Page 25
Features and specifications rear panel connectors and switch release 2.1 23 table 1.3 rear panel j2 connector terminals and functions connector reference name function j2-1 vrmt remote output voltage programming select selects remote output voltage programming when jumpered to pin 3. J2-2 irmt remot...
Page 26
Features and specifications rear panel connectors and switch 24 operating manual for xfr 2.8kw series power supply making j2 connections make connections to the j2 connector using its screw-type wire clamps. Before making any connections, turn the power supply off and wait until the front panel disp...
Page 27
Features and specifications specifications release 2.1 25 specifications electrical specifications these specifications are warranted over a temperature range of 0 °c to 50 °c. Nominal ambient temperature assumed is 25 °c. Nominal line voltage is 208 vac, 60 hz. See table 1.4 and table 1.5 for maxim...
Page 28
Features and specifications specifications 26 operating manual for xfr 2.8kw series power supply table 1.4 specifications for 7.5 v to 40 v models models 7.5-300 12-220 20-130 33-85 40-70 output ratings: output voltage 1 output current 2 output power 0-7.5 v 0-300 a 2250 w 0-12 v 0-220 a 2640 w 0-20...
Page 29
Features and specifications specifications release 2.1 27 1. Minimum output voltage is 2. Minimum output current is load. 3. For input voltage variation over the ac input voltage range, with constant rated load. 4. For 0-100% load variation, with constant nominal line voltage. 5. Current mode noise ...
Page 30
Features and specifications specifications 28 operating manual for xfr 2.8kw series power supply table 1.5 specifications for 60 v to 600 v models models 60-46 100-28 150-18 300-9 600-4 output ratings: output voltage 1 output current 2 output power 0-60 v 0-46 a 2760 w 0-100 v 0-28 a 2800 w 0-150 v ...
Page 31
Features and specifications specifications release 2.1 29 1. Minimum output voltage is 2. Minimum output current is power load. 3. For input voltage variation over the ac input voltage range, with constant rated load. 4. For 0-100% load variation, with constant nominal line voltage. 5. Current mode ...
Page 32
Features and specifications specifications 30 operating manual for xfr 2.8kw series power supply additional specifications input conditions figure 1.5 typical input current characteristics (based on 100 v, 28 a model.) rise time (no load, full load): 1 7.5 v to 60 v models: 100 ms; 100 v to 600 v mo...
Page 33
Features and specifications specifications release 2.1 31 additional features remote programming and monitoring switching frequency nominal 31 khz (62 khz output ripple). Output hold-up time greater than 10 ms with interruption of ac line, for nominal ac input and full load. Maximum voltage differen...
Page 34
Features and specifications specifications 32 operating manual for xfr 2.8kw series power supply environmental specifications operating temperature range 0 °c to 50 °c. Storage temperature range -20 °c to +70 °c humidity range up to 90% rh non-condensing operating altitude up to 6,500 feet (2000 m) ...
Page 35
Features and specifications specifications release 2.1 33 mechanical specifications front panel v and i control 10-turn voltage and current potentiometers front panel voltage control resolution 0.02% of maximum voltage front panel voltage and current meters 3.5-digit green numeric led displays. For ...
Page 36
Features and specifications specifications 34 operating manual for xfr 2.8kw series power supply figure 1.6 dimensional drawings (dimensions given are nominal.) 3.45" (87.63 mm) 20.975in. (533 mm) 17.475in. (444 mm) 16.9in. (429 mm) 19in. (483 mm).
Page 37: Section 2. Installation
Release 2.1 35 section 2. Installation introduction this section provides recommendations and procedures for inspecting, installing, and testing the power supply. Basic setup procedure see table 2.1 for a summary of the basic setup procedure and an overall view of the subsections in section 2. Use t...
Page 38
Installation inspection, cleaning, and packaging 36 operating manual for xfr 2.8kw series power supply inspection, cleaning, and packaging initial inspection when you first receive your unit: 1. Inspect the unit for scratches and cracks, and for broken switches, connectors, and displays. 2. Ensure t...
Page 39
Installation returning power supplies to the manufacturer release 2.1 37 returning power supplies to the manufacturer return material authorization policy before returning a product directly to xantrex you must obtain a return material authorization (rma) number and the correct factory “ship to” add...
Page 40
Installation returning power supplies to the manufacturer 38 operating manual for xfr 2.8kw series power supply packaging for shipping or storage follow these instructions to prepare the unit for shipping or storage. 1. When returning the unit or sending it to the service center, attach a tag to the...
Page 41
Installation location, mounting, and ventilation release 2.1 39 location, mounting, and ventilation use the power supply in rack-mounted or benchtop applications. Rack mounting the power supply is designed to fit in a standard 19 in. (483 mm) equipment rack. To install: 1. Use the rack mount bracket...
Page 42
Installation ac input power 40 operating manual for xfr 2.8kw series power supply ac input power ac input connector and voltage selection the ac input connector is a 3-terminal wire clamp located on the power supply’s rear panel. See figure 2.2 ac input cover and strain relief. See table 2.2 for the...
Page 43
Installation ac input power release 2.1 41 cord the ac input cord we recommend is specified in table 2.3, “ac wire specification”. Add a non-locking plug suitable for use in the country in which you are operating. If you require a special cord, call us. Table 2.3 ac wire specification ac input wire ...
Page 44
Installation ac input power 42 operating manual for xfr 2.8kw series power supply figure 2.2 ac input cover and strain relief screw-on locknut stripped wire installed in strain relief connector terminal locations cover assembled strain relief flat washer (2 places) lock washer (2 places) screw (2 pl...
Page 45
Installation functional tests release 2.1 43 functional tests these functional test procedures include power-on and front panel function checks as well as voltage and current mode operation checks. Refer to front and rear panel diagrams in “front panel controls” on page 17 and “rear panel connectors...
Page 46
Installation functional tests 44 operating manual for xfr 2.8kw series power supply current mode operation check 1. Ensure the front panel ac power switch is set to off. 2. Turn the voltage and current controls on the front panel fully counter-clockwise. 3. Connect the dc shunt across the output ter...
Page 47
Installation load connection release 2.1 45 load connection this section provides recommendations for load wires and how to connect them for both single and multiple load configurations. Load wiring when connecting load wiring to the power supply, consider the following factors: • insulation rating ...
Page 48
Installation load connection 46 operating manual for xfr 2.8kw series power supply load wiring length for operation with sense lines for applications using remote sensing, you must limit the voltage drop across each load wire. Figure 2.3 shows some maximum allowable wire lengths for a given load cur...
Page 49
Installation load connection release 2.1 47 output cover the power supply comes with a bus bar cover and strain relief. See figure 2.4. This cover is also installed on models fitted with the high voltage output connector. To detach the 2-part cover: 1. Undo 6-32 x 5/16 in. Phillips pan head screws, ...
Page 50
Installation load connection 48 operating manual for xfr 2.8kw series power supply 7.5 v to 100 v models the 7.5 v to 100 v models are equipped with output bus bars. To make a typical load connection to a 7.5 v, 300 a power supply: 1. Strip the ends of the wires. 2. Remove the top part of the output...
Page 51
Installation load connection release 2.1 49 150 v to 600 v models the 150 v to 600 v models have a 4-terminal, wire clamp output connector. See figure 2.6 for a labelled drawing of the wire clamp connector. To prepare and connect the load wiring: 1. Strip 0.4 in. (10 mm) at the ends of the wires. 2....
Page 52
Installation load connection 50 operating manual for xfr 2.8kw series power supply inductive loads to prevent damage to the power supply from inductive kickback, connect a diode across the output. The diode must be rated at greater than or equal to the supply’s output voltage and have a current surg...
Page 53
Installation load connection release 2.1 51 connecting multiple loads proper connection of distributed loads is an important aspect of power supply use. Two common methods of connection are the parallel power distribution method and the radial power distribution method. Parallel power distribution t...
Page 54
Installation load connection 52 operating manual for xfr 2.8kw series power supply figure 2.10multiple loads with remote sensing.
Page 55
Installation local and remote sensing release 2.1 53 local and remote sensing use connections at the rear panel j10 sense connector to configure thepower supply for local or remote sensing of output voltage. See figure 2.11 for a drawing of the sense connector. Sense wiring for lowest noise performa...
Page 56
Installation local and remote sensing 54 operating manual for xfr 2.8kw series power supply . Figure 2.11j10 sense connector (shown with local sense jumpers connected.) table 2.5 rear panel j10 sense connector terminals and functions terminal name function j10-1 return sense (–sns) remote negative s...
Page 57
Installation local and remote sensing release 2.1 55 using remote sensing use remote sensing during voltage mode operation to shift the power supply’s regulation point from its default position at the rear panel output terminals to the load or distribution terminals by using a separate pair of wires...
Page 58
Installation local and remote sensing 56 operating manual for xfr 2.8kw series power supply 4. To prevent ground loops, ground the sense line shield, at one point only, to the power supply’s return output connection at the load, to the power supply’s return output at its negative output terminal, or...
Page 59: Section 3. Local Operation
Release 2.1 57 section 3. Local operation introduction once you have installed the power supply and have connected both the ac input power and the load as covered in section 2. Installation, the power supply is ready to operate in local control mode (that is, operation at the unit’s front panel). • ...
Page 60
Local operation standard operation 58 operating manual for xfr 2.8kw series power supply figure 3.1 operating modes constant voltage mode operation the power supply will operate in constant voltage mode whenever the load current i l is less than the current limit setting i set , or: i l set (note: i...
Page 61
Local operation standard operation release 2.1 59 shipped configuration (local control mode) the factory ships units already configured for local control (front panel) operation. See table 3.1 for a summary of this configuration. See figure 1.1 and figure for front and rear panel diagrams. Table 3.1...
Page 62
Local operation standard operation 60 operating manual for xfr 2.8kw series power supply setting output voltage and current limit install the power supply and connect the load as described in section 2. Installation. Ensure that the power supply is set up for local control as described in “shipped c...
Page 63
Local operation using over voltage protection (ovp) release 2.1 61 using over voltage protection (ovp) the ovp circuit protects the load in the event of a remote programming error, an incorrect voltage control adjustment, or a power supply failure. The protection circuit monitors the output voltage ...
Page 64
Local operation using over voltage protection (ovp) 62 operating manual for xfr 2.8kw series power supply resetting the ovp circuit to reset the ovp circuit after it activates: 1. Reduce the power supply’s output voltage setting to below the ovp set point. 2. Press the standby switch in. The red s/d...
Page 65
Local operation using the shutdown function release 2.1 63 using the shutdown function use the shutdown function to disable or enable the supply’s output so that you can make adjustments to either the load or the power supply without shutting off the power supply. Activate this function from the fro...
Page 66
Local operation using the shutdown function 64 operating manual for xfr 2.8kw series power supply table 3.2 switch settings for shutdown circuit logic notes: 1. If switch sw1-7 is on but there is no signal applied, the s/d led turns on and the power supply will not provide an output until the high s...
Page 67
Local operation using multiple supplies release 2.1 65 using multiple supplies you can operatepower supplies of the same model with outputs in series or in parallel to obtain increased load voltage or increased current. Split supply operation gives you two positive outputs or a positive and a negati...
Page 68
Local operation using multiple supplies 66 operating manual for xfr 2.8kw series power supply sum of the maximum voltages of each supply (add voltmeter readings, to a maximum of 600 v). The maximum allowable current for a series string of power supplies is the output current of a single supply in th...
Page 69
Local operation using multiple supplies release 2.1 67 sensing for parallel operation use default local sensing to enhance power sharing between units, as the impedance of the load lines will tend to correct for current imbalance. If you use remote sensing at the load for better voltage regulation, ...
Page 70
Local operation using multiple supplies 68 operating manual for xfr 2.8kw series power supply two positive voltages to obtain two positive voltages, connect the negative output terminals of both supplies together in a common connection. The positive output terminals will provide the required voltage...
Page 71
Local operation using multiple supplies release 2.1 69 figure 3.5 split supply operation of multiple supplies (positive-negative supply) (local sense lines shown are default j10 connections.).
Page 72
Local operation over temperature protection (otp) 70 operating manual for xfr 2.8kw series power supply over temperature protection (otp) the otp function allows you to select how the power supply recovers from an over temperature shutdown using the rear panel switch sw1-8. See table 3.3 for switch ...
Page 73
Local operation user diagnostics release 2.1 71 user diagnostics if your power supply is not performing as described in this operating manual, run through the procedures and checks in this section before calling your service technician. These procedures are confined to operator-level functions only ...
Page 74
Local operation user diagnostics 72 operating manual for xfr 2.8kw series power supply table 3.4 user diagnostics symptom check further checks and corrections no output and the display is blank. Is input voltage within specified range? Connect to appropriate voltage source. See page 40. Power switch...
Page 75: Section 4. Remote Operation
Release 2.1 73 section 4. Remote operation introduction the rear panel switches and connector on the power supply allow you to program the supply with an analog device or to output readback signals. This section covers the following topics: • see “remote analog programming of output voltage and curr...
Page 76
Remote operation remote analog programming of output voltage and current limit 74 operating manual for xfr 2.8kw series power supply remote analog programming of output voltage and current limit remote analog programming allows control of the power supply’s output voltage and/or current limit to shi...
Page 77
Remote operation remote analog programming of output voltage and current limit release 2.1 75 4. Connect the programming source(s) to the mating j2 connector as shown in figure 4.1, observing the correct polarity for voltage sources. Ensure that the mating connector is plugged securely into the rear...
Page 78
Remote operation remote analog programming of output voltage and current limit 76 operating manual for xfr 2.8kw series power supply table 4.2 power supply settings for different programming sources output voltage programming source output current limit programming source 0-5 vdc 0-10 vdc 0-5 k resi...
Page 79
Remote operation remote analog programming of output voltage and current limit release 2.1 77 figure 4.1 connecting programming sources to j2 connector.
Page 80
Remote operation remote monitoring of output voltage and current 78 operating manual for xfr 2.8kw series power supply remote monitoring of output voltage and current readback signals the j2 connector on the rear panel provides access to calibrated readback signals for remote monitoring of the outpu...
Page 81: Section 5. Calibration
Release 2.1 79 section 5. Calibration introduction adjustments to programming and readback accuracy for the power supply are made using cover-off procedures which must be performed by a service technician. Calibration setup service environment and precautions • follow established antistatic procedur...
Page 82
Calibration calibration setup 80 operating manual for xfr 2.8kw series power supply accessing calibration potentiometers you will need to remove the power supply’s cover to access the programming and readback calibration potentiometers which are located on the a2 pcb. See figure 5.1 to locate the po...
Page 83
Calibration calibration setup release 2.1 81 removing option card if there is a gpib or rs-232 option card (pcb) installed inside the power supply, you will have to remove it to access the calibration potentiometers. Tool required: phillips #2 screwdriver 1. Turn off the power supply. Disconnect ac ...
Page 84
Calibration calibrating for programming accuracy 82 operating manual for xfr 2.8kw series power supply calibrating for programming accuracy the factory calibrates the offset and range of the voltage and current programming circuits to within 1% for the default 0-10 vdc programming signals. You may n...
Page 85
Calibration calibrating for programming accuracy release 2.1 83 current limit programming circuit calibration 1. Ensure that the power supply is turned off. Disconnect any load. 2. Connect the program source between j2 connector terminals 8 (output current limit programming input) and 7 (current pro...
Page 86
Calibration calibrating for readback accuracy 84 operating manual for xfr 2.8kw series power supply calibrating for readback accuracy the factory calibrates the offset and range of the output voltage and current monitor circuits to within 1% for the default 0-10 vdc scales. You may need to recalibra...
Page 87
Calibration calibrating for readback accuracy release 2.1 85 output current monitor circuit calibration 1. Ensure that the power supply is turned off. Disconnect any load. 2. Set sw1 switch 6 open to select 0-5 v output current monitor range, closed for 0-10 v. 3. Connect the shunt and dvm across th...
Page 88
Calibration calibrating for readback accuracy 86 operating manual for xfr 2.8kw series power supply.
Page 90
Xantrex technology inc. 8999 nelson way burnaby, british columbia canada v5a 4b5 604 422 8595 tel 604 421 3056 fax 800 667 8422 toll free north america prg.Info@xantrex.Com www.Xantrex.Com tm-f2op-c1xn printed in canada.