Siemens SIMATIC RF300, Системное руководство

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A.2 Accessories
A.2.1 Wide-range power supply unit for SIMATIC RF systems
A.2.1.1 Features
The wide range power supply unit for SIMATIC RF systems is a primary switched device for
supplying power and for use on single phase AC systems. The two DC outputs (sockets) are
connected in parallel and protected by a built-in voltage limiting circuit against overload and
short-circuits.
The device is vacuum-cast and prepared for Safety Class I applications. The EU and UK versions
satisfy the low-voltage directive as well as the current EU standards for CE conformity.
Furthermore, the US version has been UL-certified for the US and Canada.
Table A-1 Wide-range power supply unit for SIMATIC RF systems
Characteristics
Area of application Voltage supply for Siemens Ident devices
Degree of protection IP67
Design features
• Mechanically and electrically rugged
design
• Short-circuit and no-load stability
• Suitable for frame mounting
Structure
①
Network connector (PE)
②
DC output 1
③
DC output 2
④
Ground connection
A.2.1.2 Scope of supply
• Wide-range power supply unit for SIMATIC RF systems
• Country-specific power cable (2 m)
• Protective cover for flange outlet
• Operating Instructions
Appendix
A.2 Accessories
SIMATIC RF300
System Manual, 02/2021, C79000-G8976-C345-09
437