Applications - Siemens SENTRON Manual

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5.3

Special features regarding the use of SIQUENCE universal current-

sensitive RCCBs (Type B and Type B+)

5.3.1

Applications

Typical applications that are vulnerable to smooth DC residual currents:

• Frequency converters with a three-phase current connection

• Medical equipment such as X-ray equipment or CT machines

• Photovoltaic or UPS systems

• Connection points (wall boxes, charging stations) for electric vehicles

• Elevator controllers

• Pipeline trace heating

• Test setups in laboratories

• Construction sites in accordance with BGI 608 information leaflet

(Electrical installations and equipment on construction sites)

• Charging stations for battery-powered forklift trucks

• Cranes of all kinds

• Mixing plants if relevant loads are connected

• Variable-speed machine tools, such as milling and grinding machines or lathes

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