What types of terminations are available?

Air end termination is typically a screwed conductor stem or flag terminal. Oil end termination can match the air end or feature a machined hole arrangement to suit customer requirements.

What is the warranty period for these products?

The provided product description does not specify a warranty period.

20NF 630A Bushing Insulator for transformer DIN42531

Name: 20NF 630A Bushing Insulator for transformer DIN42531
Brand: Nanjing Rainbow Electric Co., Ltd.
SKU: 2019571955

Jiangsu, ChinaNanjing Rainbow Electric Co., Ltd.

US$4.00-6.00

100 Pieces

Product profile

Customization

Available

Application

High-voltage

Material

Composite Polymer

Structure

Hollow Insulator

Type

A Type Insulator

Usage

High Voltage Power Transmission, Electrical Installation

Connection Method

Trough Type

Certification

CE, ISO9001

Color

Gray

Brand

NJREC or OEM

Materials

Silicone Rubber

Delivery

15 Days

Transport Package

Wooden Pallet

Trademark

NJREC

Origin

China

HS Code

85462090

Key features

Wide Voltage Range: Covers ratings from 1kV to 52kV for diverse power transmission needs.

High Current Capacity: Supports currents up to 12500A with various creepage distances.

Standard Compliance: Manufactured per IEC60137, DIN42533, EN50386, and EN50180 standards.

Customizable Materials: Materials are customizable, including options like Silicone Rubber.

Flexible Terminations: Air and oil end terminations can be customized to suit customer requirements.

Surface Finishing Options: Metal parts can be finished as per requirements, such as tin or silver plating.

Fast Delivery: Custom orders can be delivered within 15 days.

OEM Branding: Supports OEM branding for transformer bushing products.

Company profile

Nanjing Rainbow Electric Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading Company, Group CorporationExport Year: 2002-02-10Nearest Port: Shanghai Port, China, Nanjing Port, China, Ningbo Port, ChinaAverage Response Time: ≤2.16hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, DAP, FCA, EXW

About Our Factory & Business Background

AddressNo. 396 Heyan Road, Nanjing, Jiangsu, China

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsTransformer Bushing, Porcelain Insulator, Composite Insulator, Condenser Bushing, Glass Insulator, Insulation Materials, Wall Bushing, Porcelain Bushing, Tap Changer

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What standards do the transformer bushings comply with?

The bushings are manufactured and tested in accordance with IEC60137 and comply with historical DIN specifications (DIN42533) or latest EN specifications (EN50386 & EN50180).

Q:What is the voltage and current rating range?

We offer ratings from 1kV through to 52kV and up to 12500A, with maximum rated voltage from 12kV up to 52kV and current from 250A up to 4500A.

Q:Can the material and surface finishing be customized?

Yes, materials are customizable (e.g., Silicone Rubber), and metal parts surface finishing can be made as per customer requirements, such as tin plating, galvanising, or copper plating.

Q:What are the delivery times for custom orders?

The delivery time for custom orders is 15 days. Off-season lead time is within 15 workdays, while peak season lead time is one month.

Q:What payment terms are accepted?

We accept LC, T/T, PayPal, Western Union, and Small-amount payment.