LY5-D20 420V 20ka 4pole Surge Suppressor Lightning Surge Protector  
Electric ratings: 230/400V, AC50/60Hz, 3-phase;
Application: Protect electric system and on-loading electrical apparatus from thunder and instantaneous over-voltage;
Standard: IEC/EN 61643-1
Number of poles: 1, 2,3, 4;
Electric ratings: 230/400V, AC50/60Hz;
Application: Protect electric system and on-loading electrical apparatus from thunder  and instantaneous over-voltage;
Electric ratings: Single phase power distribution and control system of AC50/60Hz, 230V;
Short circuit current: up to 10kA (8/20μs);
Application: Protect electric system and on-loading electrical apparatus from lightening and instantaneous over-voltage; 
1.Could be replaced for the module not need power cut.
2.Maximum current of endure the lightning stroke 40kA(8/20μs)
3.Response time <25ns.
4.The color of visible window shows operating status, gree means normal ,red means abnormal.

LY5-D20 420V 20ka 4pole Surge Suppressor Lightning Surge Protector Specification 

Techinical parameters	Model            LY5
Protection level C,D grade	D,C,B
Rated operating voltage Un(V~)	220V 420V
Maximum continuous operating voltage Uc	275V	320V	420V	420V	420V
Voltage protection level up(V~) KV	≤1.0	≤1.2	≤1.8	≤2.0	≤2.2
Maximum discharge current Imax(8/20μs)KA	5	10	20	30	40
Nominal discharge current In(8/20μs)KA	10	20	40	60	80
Response times	<25
Operating environment °C	'-40°C~85°C
Max connection line	35mm copper line
Recommend connection line	25mm2 copper line
Maximum fuse 32A	32A
Installation	Standard rail 35mm
Material of outer covering	Burning-proof nylon

LY5-D20 420V 20ka 4pole Surge Suppressor Lightning Surge Protector advantage 
1.20 years global leading profession manufacture of electrical products surge arrester 
2. No power pollution 
3.The protection of large flow, low residual pressure, fast response time;
4.Using the latest extinguishing technology, completely avoid the fire;
5.The temperature protection circuit, built-in thermal protection;
6.With power indicator, indicating working state of surge protector;
7.structured, stable and reliable.
8.OEM is warmly welcome 
9.Convenient : 45 minutes to wenzhou airport 

LY5-D20 420V 20ka 4pole Surge Suppressor Lightning Surge Protector using range 
1.DC power distribution panel;
2.DC power supply equipment;
3.The DC power distribution box;
4.Electronic information system cabinet;
5.Two times the output end of the power supply equipment.
6.The signal protection: low frequency signal protection, high-frequency signal protection, antenna protector etc..

LY5-D20 420V 20ka 4pole Surge Suppressor Lightning Surge Protector Payment terms 
1. 30% T/T advance , the balance against to the copy B/Lor LC at sigh 
2. The other specific issues can negorate.
3. Pls confirm the details with us before do the prepayment.
 
LY5-D20 420V 20ka 4pole Surge Suppressor Lightning Surge Protector Packing information 
1. Inside foam package ,outside strong paper package 
2.40pcs/per CTN 
3. G/N.W: 20/19kg
4. We can packing as your required,good looking design 
 
Why choose LY5-D20 420V 20ka 4pole Surge Suppressor Lightning Surge Protector
1).ISO9001,SGS,Gold golden supplier 
2) Monthly Production Capacity -- 100000 Pcs 
3)All goods examined before delivery by 10 QC staff 
4)Prompt Reply Within 12 Hours 
5)8000 square meters work environment