Siemens SINAMICS S150 NEMA, Руководство по эксплуатации

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Electrical installation
4.6 Power connections
Enclosed Drives
Operating Instructions, 12/2018, A5E36652151A
83
Connecting
Table 4- 9 Terminal block X50 – "Circuit breaker closed" checkback contact
Terminal Designation
1)
Technical data
1 NO Max. load current: 10 A
Max. switching voltage: 250 V AC
Max. contact rating: 250 VA
Required minimum load: ≥ 1 mA
2 NC
3 COM
Max. connectable cross-section: #12 AWG (4 mm²)
1)
NO: normally-open contact, NC: normally-closed contact, COM: mid-position contact
WARNING
Dangerous voltage as a result of external auxiliary supply
For rated currents of more than 800 A and applied line voltage, dangerous voltages are
present in the cabinet unit even when the circuit breaker is open. Death or serious injury
can result when live parts are touched.
•
Observe the general safety rules when working on the device.
Setting the circuit breaker
With the factory setting, the circuit breaker is set to the incoming rated current of the cabinet
unit, and as a consequence, the device is adequately protected.
The circuit breaker is set as follows in the factory:
Table 4- 10 Factory setting of the circuit breaker
Article no. Output current Overcurrent trip (L) Short-circuit trip, non-
delayed (I)
6SL3710-7LE38-4AU3 840 A 0.8 2
6SL3710-7LE41-0AU3 985 A 0.7 2
6SL3710-7LE41-2AU3 1260 A 0.7 2
6SL3710-7LE41-4AU3 1405 A 0.8 2
6SL3710-7LG37-4AU3 735 A 0.7 2
6SL3710-7LG38-1AU3 810 A 0.8 2
6SL3710-7LG38-8AU3 910 A 0.8 2
6SL3710-7LG41-0AU3 1025 A 0.8 2
6SL3710-7LG41-3AU3 1270 A 0.7 2