ABB SACE Emax 2 Installation, Operation And Maintenance Instructions - page 60
ABB | SACE Emax 2
58 | © 2014
ABB |
1SDH000999R0002 - L8569
Accessories | 2 - Wiring diagrams
Continued from the previous page
The following is a key to the symbols used in the wiring diagrams:
Symbol
Description
*
See the note indicated by the letter
A1
Applications applied to the moving part of the circuit-breaker
A3
Applications applied to the fixed part of the circuit-breaker
A4
Indicative equipment and connections for operating and signalling, external to the
circuit-breaker
BUS1
Serial interface with the external bus
D
Electronic time-delay device of the under-voltage coil YU, external to the circuit-breaker
F1
Time-delayed trip fuse
GZi(DBi)
Input for Zone Selectivity for protection G or input in “inverse” direction for protection D
GZo(DBo)
Output for Zone Selectivity for protection G or output in “inverse” direction for protection
D
I O1…32
Programmable digital inputs of the Ekip protection release
K51
Overcurrent protection solid-state release
K51 / COM
Communication module
K51 / FAN
Fan power supply module
K51 / MEAS
Measurement module
K51 / SIGN
Signalling module
K51 / SUPPLY Optional auxiliary power supply module (24-48Vdc and 110-220Vac / dc)
K51 / SYNC
Synchronization module
K51 / YC
Closing command via Ekip protection release
K51 / YO
Opening command via Ekip protection release
M
Motor for loading the closing springs
M2
Fan motor
O 01...32
Programmable signalling contacts of the Ekip protection release
O SC
Contact of the Ekip protection release for synchronism control
Q
Circuit breaker
Q / 1...Q / 27 Auxiliary contacts of the circuit-breaker
Rc
Rc sensor
RT1…RT3
Temperature sensors
RTC EKIP
Auxiliary contact ready to close the circuit-breaker
RTC
Contact for signalling circuit-breaker ready to close
S33M / 1…2
Spring loading motor limit contacts
S43
Switch for setting remote/local control
S51
Opening signalling contact
S75E / 1…4
Contacts for signalling circuit-breaker in disconnected position (only with withdrawable
circuit-breakers)
S75I / 1…5
Contacts for signalling circuit-breaker in connected position (only with withdrawable
circuit-breakers)
S75T / 1…2
Contacts for signalling circuit-breaker in test position (only with withdrawable
circuit-breakers)
SC
Push-button or contact for closing the circuit-breaker
SO
Push-button or contact for immediate opening of the circuit-breaker
SO1
Push-button or contact for opening the circuit-breaker with time-delayed trip
Continued on the next page