Fieldbus Surge Protector for Cabinet Installation
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Fieldbus Surge Protector for Cabinet Installation, Ex ia DP-LBF-I1.36.IE
- Modular: protection module easy to replace
- Intrinsically safe (Ex ia), FISCO, Entity, DART Fieldbus, or general-purpose
- Protection module replaceable, interrupting or non-interrupting
- Grounding of shield direct or via gas-discharge tube
- For FOUNDATION Fieldbus H1 and PROFIBUS PA
- Compact and space-saving design
- Installation on DIN rail in cabinet or field junction box
The modular surge protector for fieldbus consists of a base (DB …), and a plug-in module (DP-LBF-I1.36*) and is in accordance with IEC 61158-2. It directs power surges to earth via gas discharge tubes, protecting field devices. The device is certified intrinsically safe for circuits in hazardous area Zone 0 … 2/Div. 1 … 2, and for DART fieldbus. The surge protector is installed in Zone 1 … 2 or Div. 1 … 2. Choices support all concepts: interrupting/non-interrupting module exchange and direct/indirect grounding of the shield. The plug-in module can be exchanged without tools. The surge protectors support coordinated use in a lightning protection zone concept in accordance with IEC 61312-1. Installation in cabinets or junction boxes requires a minimum amount of wiring.
