Accessories For Communication Link, Remote Switching, And I/O Modules - Siemens SENTRON 3WL10 Manual

3.3 Accessories for communication link, remote switching, and I/O
modules
①
Position signaling switch of the circuit breaker in the guide frame (COM PSS), not shown in the figure.
②
Breaker Connect module, external power supply
③
Communication modules
④
Digital I/O module IOM040
⑤
Ready-to-close signaling switch for communication (COM RTC) - only available for the version with a spring energy
store
⑥
Actuation module for remote operation (COM ACT) - only available for the version with a spring energy store
⑦
ETU
⑧
Metering function
3VA27 molded case circuit breakers & 3WL10 air circuit breakers
Manual, 10/2018, L1V30499596002-01

3.3 Accessories for communication link, remote switching, and I/O modules

Accessories
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