Gas extinguishing control system
Maintance Switch AW-MS2158
AW-MS2158 Maintance Switch is a necessary part of automatic gas extinguishing control system (AW-GEC2159).
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Product overview
This MAINTENANCE panel is a key switch, which disconnects actuation circuits in the system to prevent accidental discharge during maintenance operations.
Product Features
Features: 

  1. Two “LEDS” indicate “SYSTEM ARMED” and “SYSTEM INACTIVE”.
  2. When the key is inserted and turned towards “SYSTEM INACTIVE”, the red LED illuminates and the green LED indicating “SYSTEM ARMED” turns off.
  3. The key can only be removed in the “SYSTEM ARMED” position.
  4. This panel is also available with the key removable in both the “ARMED” and the “INACTIVE” positions.
  5. The information is silk-screened on a two-gang stainless plate.
Technical parameters
Parameters: 
  1. Switch rated at  5A 250VAC;
  2. The DC rating is 5A up to 30VDC;
  3. LEDS rated at 10mA each for a total current draw of 20mA.

Wiring diagram: 


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