Manufacturers of high-quality supply 20NF250 transformer porcelain sets

Manufacturers of high-quality supply 20NF250 transformer porcelain sets
 

Product description:

Product description:

Place of Origin

HuNan, China (Mainland)

Brand Name

MQ

Model Number

20NF250

Type

Transformer porcelain bushing

Material

Porcelain

Application

High Voltage

Rated Voltage

20

Tensile Strength

4KN

Minimum Order Quantity:

500 Piece/ Pieces

Port:

Ningbo; Shanghai Port

Packaging Details:

112pcs/ wooden case ; 560kgs; 900*850*1100mm

Delivery Time:

15-30days

Payment Terms:

L/ C, T/ T

Supply Ability:

100000 Piece/ Pieces per Month


Bushing Type10NI25020NI25030NI25010NF25020NF25030NF25010NI63020NI63030NI63010NF63020NF63030NF630
Specification (DIN) 425314253142531425314253142531425314253142531425314253142531
Rated Current250250250250250250630630630630630630
Nominal Voltage (kV) 102030102030102030102030
Maximal Voltage (kV) 122436122436122436122436
Dry Lightning Impulse Voltage75125170751251707512517075125170
Wet power frequency Volt (kV) ---285070---285070
Dry power frequency Volt (kV) 285070---285070---
Creepage Distance (mm) 170295445295445635170295445295445635
Arching Distance (mm) 85155220851552208515522085155220