Station Class Rated Voltage 21kv/ Low Voltage Lightening Arresters

• Type: Yh5w5-21
• Application: High Voltage or Medium Voltage
• Product Name: Low Voltage Lightening Arresters
• Keyword: Surge Arrester/Lightening Arresters
• Housing Material: ZnO Varistor,Composite Polymer,Stain
• Delivery Time: 25days Per Container
• Model NO.: YH5W5-21
• Valve Disc of Arrester: Metal Oxide Nonlinear Varistor
• Creepage Distance: 662mm
• Certificate: Kema
• Nominal Discharge Current: 5ka 10ka
• Color: Grey
• Transport Package: Carton for Station Class Surge Arrest
• Trademark: YongDe
• Origin: Zhejiang, China (Mainland)
• Production Capacity: 35000 Piece/Pieces Per Month

Product Description

Station Class Surge Arrester Rated Voltage 21kV/ Low Voltage Lightening Arresters

 

1. Surge Arrester detail sheet

 

Type	YH5W5-21/56	4/10μS High current impulse kA	65
Rated voltage---------kV	21	Lightning impulse withstand kV	125
MCOV ----------------kV	17	Power frequency voltage withstand(dry/wet)kV	50
Nominal Current-------kV	5	0.1S TOV--------------kV	25.2
Residual voltage of steep impulse----at 5kA(kV)	60.5	1S TOV----------------kV	24.15
8/20μS Residual voltage of lightning impulse current kV(Peak value)-----at 5kA(kV)	56	10S TOV---------------kV	23.1
Residual voltage of switching impulse current kV (peak value)----at 1kA (kV)	/	1200S TOV-------------kV	21
1mA D.C reference voltage (kV)	29.7	Creepage distance ----mm	662
Line discharge level	1	Material employed in series non-linear resistor	Zinc Oxide
2mS long duration impulse current A	250	Material of housing	silicon rubber

 

  

2. Surge Arrester Drawing

 

 

3. Surge Arrester Working Condition

 

Low Voltage Lightning Arrester
Working condition:	Environment temperature: -40--+40 degree
	altitude:<1000m
	48HZ<Rated frequency<62HZ
	Power frequency voltage should not be more than continuous running voltage
	Max wind speed should be less than 35m/s
	Earthquake intensity should be less than 7 degree
	If used in contamination area, should be noted in advance.

 

 

 

4. Surge arrester shipping information

 

Product Name: 21kV,5kA ,Lightning arrester(L,A)	Item No: YH5W5-21/56
Size:370mmX130mmX230mm with 3pieces per carton	Packing:carton with polyfoam insert parts
MOQ:1sets	production capacity: 500 sets per day
Payment Terms:T/T 30% before shipment,balance 70% L/C after received B/L	Weight:5kg/carton
Trade Terms:FOB,CIF(or we can discuss details)	Loading Port:Ningbo/ Shanghai(Or as customer requirement)
Loading Ability:	20'GP	4500sets
	40'GP	9000sets

 

 

5. Surge Arrester detail picture