Terminal Block -X40 - External 230 V Ac Auxiliary Infeed - Siemens SINAMICS S120 Equipment Manual

Terminal block -X50 – "Circuit breaker" checkback contact
Table 5- 6
Terminal
1
2
3
1)
Terminal block -X30 – Looping in of an external EMERGENCY OFF
Terminal block -X30 provides you with the option of connecting an external EMERGENCY
OFF (normally-closed contact) for switching off the circuit breaker.
Table 5- 7
Terminal
1
2
Max. connectable cross section: 2.5 mm
5.1.2.3 Terminal block -X40 – External 230 V AC auxiliary infeed
Terminal block -X40 provides you with the option of connecting an external auxiliary infeed
(such as an uninterruptible power supply) that is independent of the main infeed. The
connection may be protected with up to a 16 A fuse.
Table 5- 8
Terminal
1
2
5
6
Max. connectable cross section: 2.5 mm²
S120 Cabinet Modules Equipment Manual
Manual, (GH5), 10/2008, A5E00427098A
Terminal block -X50 – "Circuit breaker" checkback contact
Designation
1)
NO
NC
COM
NC: normally-closed contact, NO: normally-open contact, COM: mid-position contact,
max. connectable cross section: 2.5 mm²
Terminal block -X30 – "Fuse switch disconnector" checkback contact
Technical specifications
Factory-installed jumper between terminal 1 and terminal 2; this jumper must be
removed if a normally-closed contact is looped in externally.
Terminal block -X40 – External 230 V AC auxiliary infeed
Designation
L1
L1
N
N
Technical specifications
"Fuse switch disconnector" checkback contacts
Max. load current: 3 A
Max. switching voltage: 250 V AC
2
Technical specifications
Factory-installed jumper to terminal 2; this jumper must be
removed if an external infeed is used.
Connection of external 230 V AC auxiliary infeed: L1
Factory-installed jumper to terminal 6; this jumper must be
removed if an external infeed is used.
Connection of external 230 V AC auxiliary infeed: N
Cabinet Modules
5.1 Line Connection Modules
111