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MERSENChase-Nipple External-Mount SPDs

MERSEN STXR480Y05 Chase-Nipple External-Mount SPD, 480/277VAC WYE, 50kA per Mode

The MERSEN Surge Protection Device: Three Phase (SKU STXR480Y05, MPN STXR480Y05) is a Chase-Nipple External-Mount SPD with a non-metallic enclosure. It operates at 480/277VAC WYE with a max. continuing operating…

SKU 3G-OTH-23443

Brand
MERSEN
Item
STXR480Y05 Chase-Nipple External-Mount SPD, 480/277VAC WYE, 50kA per Mode
Part Number
STXR480Y05
Category
Chase-Nipple External-Mount SPDs
Available to Order
Also known as:STXR480Y05MERSEN
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MERSEN
Manufacturer Part Number
STXR480Y05
Type
1200V (L-N)/1800V (L-G)/2000 V (L-L)
WYE
480/277VAC
Voltage
480/277VAC WYE
Includes
LED Status Indicator
Enclosure Material
Non-Metallic
Voltage Protection Rating
1800V (L-G)
Max. Surge Current per Mode
50 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 (SKU STXR480Y05, MPN STXR480Y05) is a Chase-Nipple External-Mount SPD with a non-metallic enclosure. It operates at 480/277VAC WYE with a max. continuing operating voltage of 480/277 V and includes an LED status indicator. The unit provides a voltage protection rating of 1800V (L-G) and a max. surge current per mode of 50 kA.

Frequently Asked Questions

What is the MERSEN STXR480Y05 surge protection device used for?

The MERSEN STXR480Y05 is a three-phase surge protection device (SPD) used to protect electrical equipment in industrial and commercial facilities from voltage transients and surges. It is designed for 480/277VAC WYE systems and is commonly applied in panelboards, switchgear, and motor control centers.

What are the specifications of the MERSEN STXR480Y05?

The MERSEN STXR480Y05 is a Chase-Nipple External-Mount SPD with a non-metallic enclosure. It operates at 480/277VAC WYE, with a max. continuing operating voltage of 480/277 V. It provides a voltage protection rating of 1800V (L-G) and a max. surge current per mode of 50 kA, and includes an LED status indicator.

Where to buy the MERSEN STXR480Y05 worldwide?

You can source the MERSEN STXR480Y05 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine MERSEN surge protection devices to industrial buyers internationally.

How to install the MERSEN STXR480Y05 SPD?

Install the MERSEN STXR480Y05 by mounting it externally via the chase nipple to a panel or enclosure. Connect the SPD to the 480/277VAC WYE system per the manufacturer's wiring diagram, ensuring proper grounding. Always follow local electrical codes and use a qualified electrician for installation.

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.
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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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Single-phase surge protection device for 240/120VAC split-phase systems. Provides 50 kA surge current per mode with 1000V (L-G) voltage protection rating. Housed in a non-metallic enclosure with LED status indicator. Suitable for external mounting on panel boards and load centers
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Three-phase surge protection device for 480/277VAC WYE power systems. Non-metallic enclosure rated NEMA 4X. Features LED status indicator, voltage protection rating of 1200V (L-N), and max. surge current per mode of 50 kA. Suitable for external mounting in industrial and commercial applications
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