WEG SSW-08 User Manual - page 55

8

Technical Characteristics

50 | SSW-08

8.3 POWER DATA

Power Supply Power Voltage (R/1L1, S/3L2, T/5L3)

(220 to 575) Vac (-15 % to +10 %), or (187 to 632) Vac

Frequency

(50 to 60) Hz (±10 %), or (45 to 66) Hz

Capacity

Maximum number of starts per hour 

(without ventilation)

10 (1 every 6 minutes; models from 17 A to 30 A and 

255 A to 412 A)

3 (1 every 20 minutes; models from 45 A to 200 A)

Maximum number of starts per hour 

with optional ventilation Kit

10 (1 every 6 minutes; models from 45 A to 200 A)

Start cycle

3 x In of the SSW-08 during 20 seconds

Thyristors (SCRs)

Reverse voltage with 1600 V maximum peak

Overvoltage category

III (UL508/EN61010)

8.4 ELECTRONICS AND PROGRAMMING DATA

Power Supply Control voltage 

Connector (A1, A2)

(110 to 240) Vac (-15 % to +10 %), or (94 to 264) Vac, models from 

17 A to 200 A

(110 to 130) Vac or (208 to 240) Vac (-15 % to +10 %) models from 

255 A to 412 A.

Frequency

(50 to 60) Hz (±10 %), or (45 to 66) Hz

Consumption

15 VA models from 17 A to 200 A

45 VA Continuos

530 VA additional during by-pass Closing (models from 255 A to 412 A).

Control

Method

Voltage ramp;

Current limitation.

Inputs

Digitals

3 Isolated digital inputs;

Minimum upper level: 93 Vac;

Maximum lower level: 10 Vac;

Maximum voltage: 264 Vac;

Input current: 1.1 mA @ 220 V;

Programmable functions.

Outputs

Relay

2 relays with NO contacts, 240 Vac, 1 A, and programmable functions.

Safety

Protections

Overcurrent;

Phase loss;

Inverted phase sequence;

Heatsink overtemperature;

Motor overload;

External fault;

Open By-pass contact;

Closed By-pass contact;

Overcurrent before By-pass;

Stall;

Frequency out of range;

Electronic supply undervoltage.