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MERSENChase-Nipple External-Mount SPDs

MERSEN Surge Protection Device: Three Phase, 480/277VAC WYE, 480/277 V, Non-Metallic

The MERSEN Surge Protection Device: Three Phase (MPN STXT480Y20A) is a Chase-Nipple External-Mount SPD with a 480/277VAC WYE voltage rating and a Max. Surge Current per Mode of 200 kA. It features a Non-Metallic…

SKU 3G-OTH-23420

Brand

MERSEN

Item

Surge Protection Device: Three Phase, 480/277VAC WYE, 480/277 V, Non-Metallic

Category

Chase-Nipple External-Mount SPDs

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Technical Specifications

MERSEN

Manufacturer Part Number

STXT480Y20A 

Type

480/277 V, Non-Metallic, 4X, 200 kA 

WYE

480/277VAC 

Voltage

480/277VAC WYE 

Includes

Remote Audible Alarm 

Enclosure Material

Non-Metallic 

Voltage Protection Rating

1200V (N-G) 

Max. Surge Current per Mode

200 kA 

Max. Continuing Operating Voltage

480/277 V 

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MERSEN Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN Surge Protection Device: Three Phase (MPN STXT480Y20A) is a Chase-Nipple External-Mount SPD with a 480/277VAC WYE voltage rating and a Max. Surge Current per Mode of 200 kA. It features a Non-Metallic enclosure, a Voltage Protection Rating of 1200V (N-G), and includes a Remote Audible Alarm.

Used in

Common applications for MERSEN

Power electronics protection — MERSEN A70Q series semiconductor fuses in variable frequency drives for motor control.

Surge protection for industrial panels — MERSEN STP480D07 SPDs in three-phase 480V AC distribution boards.

Control circuit overcurrent protection — MERSEN ATM series midget fuses in PLC and instrumentation cabinets.

Power distribution in manufacturing — MERSEN FSPDB4A finger-safe blocks in motor control centers for wire management.

DC bus protection in renewable energy — MERSEN A30QS series fuses in solar inverter DC inputs.

High-voltage semiconductor protection — MERSEN A70Q series fuses in welding equipment power supplies.

MERSEN Products

3G Electric supplies MERSEN chase-nipple external-mount spds. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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