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NC941/SS Stainless Steel Single Zone Call Controller

£156.23 exc. vat
SKU:
NC941/SS
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Product Information

Stainless Steel Single Zone Call Controller c/w 12V PSU

 NC941/SS

  • A high-quality brushed stainless steel single zone call controller c/w a 12V 250mA PSU.
  • Fully compatible with C-TEC's entire range of 800 Series Call System components.
  • Capable of indicating standard (constant tone) and emergency (intermittent tone) calls.
  • Power On and Alarm ‘CALLING’ LEDs.
  • Open collector output goes to 12V when the controller's onboard buzzer sounds.
  • Mounts on a standard UK 40mm double gang flush or surface back box.
  • Optional NC941B 0.3A battery battery backup kit also available.

Mains supply 230V 50/60Hz (36mA max. current). 50Hz frequency.
Internal power supply 13-13.8V d.c.
Total output current limited to 250mA.
Quiescent current 0mA (none).
Max battery size and type Optional NC941B 12V 0.3Ahr battery back up kit available.
Alarm current Determined by the number/type of field devices connected to the call controller/system.
Auxiliary relays None.
Open collector outputs 1 x Output terminal (goes +12V steady when the controller's buzzer sounds). 20mA max.
Indicators Red Alarm LED; Green Supply Present LED.
Controls RESET button (can be disabled if required).
Connections -Ve (common -Ve terminal for all devices); +Ve (+12V nominal supply for powering emergency call points, overdoor lights, etc.); Signal (the trigger line which activates the NC941/SS).
Expansion connections Batt + and Batt - (for connection to an optional remote NC941B battery back up kit).
Call acknowledgement functionality No. If this feature is required consider using our NC943B plastic call controller instead.
Product dimensions (mm) 156 W x 94 H x 37 D. Mounts on a standard 40mm UK double gang back box - see notes below.
Construction & finish Brushed stainless steel.
IP Rating IP41.
Weight 460kg.
Operating conditions/temperature -5ºC to +40ºC. Max. relative humidity 95% non-condensing.
Notes For flush mounting, we suggest a 47mm double gang steel back box such as Appleby's SB628 or MK's 878 ZIC. For surface , we suggest the MK K2212 ALM or 2212 ALM Aluminium coloured. If a plastic dry lining box is required, use the Marshall-Tufflex MDLB30

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