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MERSENChase-Nipple External-Mount SPDs

MERSEN Surge Protection Device: Three Phase, 208/120VAC WYE, 1000V (L-G)/1000 V (L-L)/600V (L-N)

The MERSEN Surge Protection Device: Three Phase (SKU 3G-OTH-23451, MPN STXR208Y05) is a Chase-Nipple External-Mount SPD with a non-metallic enclosure. It operates at 208/120VAC WYE with a max. continuing operating…

SKU 3G-OTH-23451

Brand
MERSEN
Item
Surge Protection Device: Three Phase, 208/120VAC WYE, 1000V
Category
Chase-Nipple External-Mount SPDs
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Delivery
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
STXR208Y05
Type
1000V (L-G)/1000 V (L-L)/600V (L-N), 4X
WYE
208/120VAC
Voltage
208/120VAC WYE
Includes
LED Status Indicator
Enclosure Material
Non-Metallic
Voltage Protection Rating
1000V (L-G)
Max. Surge Current per Mode
50 kA
Max. Continuing Operating Voltage
208/120 V

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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN Surge Protection Device: Three Phase (SKU 3G-OTH-23451, MPN STXR208Y05) is a Chase-Nipple External-Mount SPD with a non-metallic enclosure. It operates at 208/120VAC WYE with a max. continuing operating voltage of 208/120 V and a voltage protection rating of 1000V (L-G). The unit includes an LED status indicator and provides a max. surge current per mode of 50 kA.

Frequently Asked Questions

What is the MERSEN STXR208Y05 surge protection device used for?

The MERSEN STXR208Y05 is a three-phase surge protection device (SPD) used to protect electrical equipment from voltage transients and surges in 208/120VAC WYE power systems. It is commonly installed in commercial and industrial facilities to safeguard sensitive electronics, motors, and control panels from lightning strikes and switching surges.

What are the specifications of the MERSEN STXR208Y05?

The MERSEN STXR208Y05 is a Chase-Nipple External-Mount SPD with a non-metallic enclosure. It operates at 208/120VAC WYE with a max. continuing operating voltage of 208/120 V. Voltage protection rating is 1000V (L-G). Max. surge current per mode is 50 kA. It includes an LED status indicator. MPN: STXR208Y05.

Where to buy the MERSEN STXR208Y05 worldwide?

You can source the MERSEN STXR208Y05 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. 3G Electric supplies genuine MERSEN surge protection devices to procurement teams and engineers globally.

How to install the MERSEN STXR208Y05 surge protection device?

Install the MERSEN STXR208Y05 as a Chase-Nipple external-mount SPD on a panel or enclosure. Ensure the system is de-energized before installation. Connect the SPD to the 208/120VAC WYE power source per the wiring diagram. The LED status indicator confirms proper operation. Follow local electrical codes and manufacturer guidelines for safe 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.

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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