Connecting
8.6 Description of the terminals
3VL molded-case circuit breakers
System Manual, 03/2009, 110 0110 - 02 DS 01
119
Number Where are the circuit
breakers/accessories?
Description
X7 Auxiliary current plug-in
connection for plug-in
socket/guide frame
VL400 to VL1600 only
Auxiliary & alarm switches
X7.1 to X7.8
X8 Reserved
X9 Reserved
X10 (plug-
in)
Reserved
X11 (plug-
in)
Reserved
X12 RCD module VL160 to VL400 only Remote tripping
display
X12.1 to X12.3
X13 RCD module VL160 to VL400 only Remote control X13.1 to X13.3
X14 COM 10 (Profibus module)
X15 COM 10 (Profibus connection)
X16 Connection for the communication
module
X17 COM 10 (circuit breaker connection)
X18, X19 Hand-held tester for
ETU/LCD-ETU
Reserved
X20 Motor X20.1 N/L voltage supply
X20.2 ON (electr. ON)
X20.3 OFF (electr. OFF)
X20.4 L1 / L+ voltage supply
X20.5 protective conductor
X21 Rotary mechanism Leading
auxiliary contacts
(connection cables)
Leading NO contacts NC/NO
X21.1 to X21.3 switch A
X21.4 to X21.6 switch B
Leading NC contacts NC/NO
X21.7 to X21.9 switch A
X21.10 to X21.12 switch B
X22 Plug-in socket Withdrawable
device Position switch
Position signaling contacts
X22.1 to X22.3 switch A
X22.4 to X22.6 switch B
ZSI IN COM20 Input Variable
ZSI OUT COM20 Output Variable
TIE BR COM20 Tie breaker, input
WE COM20 Profibus write protection, input
SEO/MO COM20 Motorized operating mechanism
with/without stored energy, output
A/B COM20 PROFIBUS signal A / B
SPE/PE COM20 Shield / PE
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