Siemens SENTRON 3WA1 - List of Abbreviations

3WA1 air circuit breaker
Equipment Manual, 02/2023, 92310000002-06
569
List of abbreviations
C
Abbreviation
Meaning
O
1, 2
Output information
1, 2
(Mechanical circuit breaker interlocking)
AMP
AMP Incorporated, Harrisburg
ANSI
American National Standards Institute
AUX
Auxiliary switch
AWG
American Wire Gauge
Size
Size
BIM
Breaker identification module
BSS
Breaker Status Sensor
CC
Closing coil
COM
Communications module
CONNECT
Connected position
CSA
Canadian Standards Association
CT
Current transformer
CUB−
CubicleBUS
2
connection, –
CUB+
CubicleBUS
2
connection, +
D
Duty cycle, see OP (ON period)
DAS+
Dynamic Arc-Flash Sentry
DC
Direct current
DIN
Deutsches Institut für Normung e. V. (German Institute for
Standardization)
DISCON
Disconnected position
I
1, 2
Input information
1, 2
(Mechanical circuit breaker interlocking)
OP
ON period
ESD
Electrostatic sensitive device
EN
European Standard
EPF
Enhanced Protective Function
ESD
Electrostatic sensitive device
ETU
Electronic Trip Unit
EXTEND.
Enhanced protective function
F5
Tripping solenoid
F6
Second tripping solenoid
FFT
Fast Fourier Transform
FS
(Frame) size
GF alarm
Ground-fault alarm
G tripping
Ground-fault tripping
GF
Ground fault