ABB - Installation Products 273ESA-12 - Shielded Surge Arrester, ESA Elbow Surge Arrester, 25kV, MCOV KV RMS is 10.20
ABB - Installation Products

273ESA-12

UPC: 783786471867


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Overview

The ABB 273ESA-12 Shielded Surge Arrester is a 25kV ESA elbow surge arrester designed for medium-voltage systems requiring reliable overvoltage protection. With a maximum continuous operating voltage (MCOV) of 10.20kV RMS, this surge arrester is optimized for applications where transient voltage spikes pose a risk to sensitive equipment. The ESA elbow design ensures compatibility with standard 25kV class systems, providing a compact and efficient solution for surge suppression in industrial, utility, and commercial installations. The arrester’s shielded design enhances reliability by reducing the risk of external flashover and contamination-related failures. Ideal for protecting transformers, switchgear, and other critical assets, the 273ESA-12 meets the demands of medium-voltage distribution networks where consistent performance and durability are essential. The product is part of ABB’s Installation Products line, a trusted manufacturer in the electrical industry.
  • 25kV rated voltage for medium-voltage systems
  • MCOV of 10.20kV RMS for continuous operation
  • ESA elbow design for compatibility with 25kV class systems
  • Shielded construction reduces external flashover risk
  • Part of ABB Installation Products line

Specifications

Amperage Rating
200 A
Application
Provide High Voltage Lightning and Switching Surge Protection of Tranformers, Cable, Equipment and other Components typically Located on Underground Power Distribution Systems
Insulation
True
Material
EPDM Molded Rubber
Special Features
EPDM Rubber Construction - Fully Shielded and Fully Submersible for a Variety of Applications. IEEE 386 Interfaces Provide Convenient Energized Connection with other 200 Amp Loadbreak or Deadbreak Components. Compact Size Enables Installation in your Existing Cabinetry, Saving you Money. Number 4 AWG Ground Lead Tethered to the Jacket Withstands 10,000 Amps for 10 Cycles without Fusing. Ground Lead Also Controls ENd Plug when Ejected, Preventing Uncontrolled Trajectory and Maintains the Housing Shield Ground Connection After Failure
Type
Elbow Surge Arrester
Voltage Rating
12 to 25 kV
Package Dimensions (L x W x H)
0.01 IN x 0.01 IN x 0.01 IN
Package Dimensions (L x W x H)
0.0254 cm x 0.0254 cm x 0.0254 cm
Package Weight (Imperial)
4.9500 L
Package Weight (Metric)
2.2450 kg
A - 15.0 kV bushing

015J0400AN

A - 15.0 kV bushing
O Plus C - 34.5 kV bushing

034Z3000AW

O Plus C - 34.5 kV bushing

Frequently Asked Questions

What is the SKU for this ABB surge arrester?

The SKU for this product is 273ESA-12.

Which manufacturer produces the 273ESA-12 surge arrester?

The 273ESA-12 is manufactured by ABB - Installation Products.

What is the maximum continuous operating voltage for this arrester?

The maximum continuous operating voltage (MCOV) is 10.20kV RMS.

What voltage class is this surge arrester designed for?

This surge arrester is designed for 25kV class systems.

Is this surge arrester shielded?

Yes, the 273ESA-12 features a shielded design to reduce external flashover risks.

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