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Merlin Gerin Multi 9 - 16577 PRD 8 - 1 Pole and Neutral Surge Arrester New in Box

£79.95

Product information


Merlin Gerin 16577 PRD 8 - 1 Pole and Neutral Surge Arrester

Cat No: 16577 PRD 8
  • Withdrawable surge arrester Type 2
  • PRD modules can be withdrawn and replaced at the end of life
  • Rated at 8kA max
  • Conforms to: IEC 61643-1 class 2 test, EN 61643-11 Type 2
  • Applications.
  • Protection of electrical installations in industrial and commercial buildings against induced or conducted surges consequence of indirect lightning strikes
  • T PRD8 16577 Secondary protection: Placed near the loads to be protected when they are at a distance of more than 30 meters from the incoming surge arrester
Technical Data.
  • Operating frequency 50/60 Hz
  • Operating voltage 230/400 V AC
  • Permanent operating current (Ic) < 1 mA
  • Response time < 25 ns
  • End of life indication by mechanical indicator: White In operation/ Red At end of life
  • End of life remote indication By contact NO, NC 250 V / 0.25 A
  • Type of connection terminals Tunnel terminals, 2.5 to 35 mm²
  • Operating temperature -25°C to +60°C
Description
  • Maximum current discharge Imax : PRD: 8kA
  • Number of pole: PRD 8: 1P+N
  • Protection on Imax overrun: by built-in disconnection circuit breaker
  • PRD: by external disconnection circuit breaker (C curve, 20 to 50A circuit breaker)
  • Built-in thermal disconnection of end of life
  • Earthing layout: TT, TN-S, TN-C and IT (240v) depending of model
  • Coordination and selectivity with selective version, "si" type earth leakage protection
  • Compliance with standards :IEC 61643-1 class 2 test, EN 61643-11 Type 2

Un-used old stock.
 

Technical specifications

Weight: 1kg

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