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JZDY-C、B Series Surge Protector

2018-04-24 09:56

Range of Use

JZDY-C15, C20 protector is mainly used in building power supply system, floor or room distribution box and low voltage switchgear cabinet for lightning surge protection.

JZDY-B25 protection class B generally installed in low voltage main switchgear of small building entry line.

Technical parameters

Model

JZDY-C15

JZDY-C20

JZDYB25

   Rated voltage Un(v-)

220/380

220/380

220/380

   Continuous operating voltage Uc(v-)

275/320/385/420

275/320/385/420

275/320/385/420

   Protection level Up(KV-)

1.2/1.3/1.6/1.7

1.4/1.5/1.8/1.9

1.6/1.7/1.9/2.0

   Max concurrent capacity KA

30

40

50

   Response time t(ns)

<25

<25

<25

   Access traverse area (mm2)

6

6

16

   Access ground line cross-sectional area  (mm2)

10

10

16

   Working environment

 -40 ~ +85

 -40 ~ +85

 -40 ~ +85

   Relative humidity

95% (25)

95% (25)

95% (25)

   Front series fuse

16A

16A

16A

 

Technical parameters (Gas discharge gap)

Model

N-PE

   Continuous operating voltage Uc(v-)

250

   DC breakdown voltage (100WS)(V)

500

   Pulse breakdown voltage (1KVus)(KA)

1000

   Max pulse current resistance (8/20us)(KA)

50 80 100 120 150

   Protection level Up (8/20)(KV)

1.2 1.3 1.5  1.7  2.2

   Method of combination

Combination of protectors into 1+N-PE, 2+N-PE or 3+N-PE composite SPD

   Working temperature range ()

 -40 ~ +90

   Insulation resistance (MΩ)

<103



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