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Quick Details

  • Place of Origin: Shanghai, China (Mainland)
  • Brand Name: LERDN
  • Model Number: LDY-20C/Y3C
  • Certification: ISO9001/14001/CE/ROHS

Packaging & Delivery

Packaging Details Standard export packing
Delivery Time Lead time within 7 days after receiving payment

Specifications

Lightning ProtectionBox
1. LDY-20C/Y3C
2. without air-break switch
3. Un: 220V, Uc: 385V, Up: <1.8kV
4. In: 20kA, Imax: 40kA

Lightning Protection  Box

Application range

These series are applied to equipotential bonding of the low voltage main or distribution boxes in the building, providing protection against the overvoltage arising from the lightning strike to power supply or faulty operation.(option from standard IEC61643-1 and GB50343)

 

Main Feature:

  1. Convenient wiring standard connection components
  2. Build-in temperature control and circuit breaking technology, high security performance
  3. Green light in notice window indicates normal, red indicates broken, replacement notice, which are clear and easy distinguished
  4. Function of lightning count capable of storage and display of lightning frequency
  5. Display status of normal on and off
  6. Totally-enclosed metal shell good shielding effectiveness free maintenance

 

Main technical data

Type

LDY-20C

LDY-40B

Suffix

/Y3C

/Y5C

/Y3C

/Y5C

Nominal operating voltage Un V

220

380

220

380

Max. continuous operating voltage Uc V

385

385

Voltage protection level Up kV

<1.8

<2.0

Nominal discharge current In (8/20μs) kA

20

40

Max. discharge current Imax (8/20μs) kA

40

80

Backup protective breaker

40A/2P

40A/4P

63A/2P

63A/4P

Protection modes

2P

3P+N

2P

3P+N

Response time tA

< 25 ns

Housing material

Aluminum alloy

Starting current

≥400A

Counting range

0-99

Leakage current 75% Uc 1mA

≤ 20 μA

Cross-section

≥ 10 mm2 stranded/flexible conductor

      

We are manufacturer :

 

 

 

CE Certificate and ISO Certificate

 

 

We have many parts available that are not listed on our site. If you don't see what you're looking for, give us a call at 886-15201726358 Mrs Athena

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China (Mainland) | Manufacturer, Trading Company
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