Connecting Up; Safety When Connecting Up - Siemens SCALANCE XP-200 Operating Instructions Manual

Connecting up

4.1

Safety when connecting up

Safety notices
When connecting up the device, keep to the safety notices listed below.
Safety extra low voltage
Power supply
The device is designed for operation with a directly connectable safety extra-low voltage
(SELV).
General notices
NOTICE
Suitable fusing for the power supply cables
The current on the terminal may not exceed 5 A. Use a fuse, that protects against currents
> 5 A. The fuse must meet the following requirements:
• In areas where NEC or CEC applies:
• In other areas:
With 24 VDC devices you do not need to fuse the supply cable if you only use power
sources with a limited power source (LPS) or power sources according to NEC Class 2 for
the power supply of the devices.
SCALANCE XP-200
Operating Instructions, 05/2016, C79000-G8976-C428-01
WARNING
– Suitable for DC (min. 60 V / max. 5 A)
– Breaking current at least 10 kA
– Approval according to ANSI/UL 248-1 or CSA C22.2 No. 248.1
– Classes R, J, L, T or CC
– Suitable for the protection of DC power supply circuits
– Suitable for DC (min. 60 V / max. 5 A)
– Breaking current at least 10 kA
– Approval in compliance with IEC 60127-1 / EN 601127-1
– Switch off characteristics: B or C for circuit breakers and fuses
– Suitable for the protection of DC power supply circuits
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