L51, Holder For Arc Detector - Siemens SINAMICS S120 Manual

X71 terminal block "Grounding switch downstream of internal main breaker"
Table 8- 50
Terminal
1
2
3
4
5
6
7
8
Max. connectable cross-section: 2.5 mm²
1)
8.30

L51, holder for ARC detector

Availability of option
This option is available for the following S120 Cabinet Modules:
● Line Connection Modules
● Basic Line Modules
● Smart Line Modules
● Active Line Modules
● Booksize Base Cabinets
● Chassis format Motor Modules
● Central Braking Modules
● Auxiliary Power Supply Modules
Cabinet Modules
Manual, (GH5), 05/2010, A5E03263538A
Terminal block X71
Designation
L1
N
NC (reserved, do not use)
NC (reserved, do not use)
COM (reserved, do not use)
NC
NO
COM
NC: Normally-closed contact, NO: Normally-open contact, COM: Center contact
Technical data
1)
Grounding switch enable
230 V AC / 0.1 A
Circuit breaker interlock
("Grounding switch open")
"Switch actuated" checkback signal
Max. load current: 3 A
Max. switching voltage: 250 V AC
8.30 L51, holder for ARC detector
Options
431