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MERSEN Surge Protection Device: Three Phase, 120/208V AC Wye, 4 Poles, 5 Wires - DIN Rail Internal-Mount SPDs

MERSENDIN Rail Internal-Mount SPDs

MERSEN Surge Protection Device: Three Phase, 120/208V AC Wye, 4 Poles, 5 Wires

The MERSEN STP208YN07 is a three-phase DIN Rail internal-mount surge protection device (SPD) rated for 120/208V AC Wye systems with 5 wires and 4 poles. It provides N-G mode protection with a voltage protection…

SKU 3G-OTH-23022

Brand

MERSEN

Item

Surge Protection Device: Three Phase, 120/208V AC Wye, 4 Poles, 5 Wires

Category

DIN Rail Internal-Mount SPDs

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Technical Specifications

MERSEN

Manufacturer Part Number

STP208YN07 

Type

L-G/L-L/L-N/N-G 

Poles

4

Wires

5

AC Wye

120/208V 

Voltage

120/208V AC Wye 

Filtering

No

Mounting Style

DIN-Rail 

Number of Wires

5 Wires 

Enclosure Material

Polyethylene Terephthalate 

Modes of Protection

N-G

Voltage Protection Rating

600V (N-G) 

Short Circuit Current Rating

200kA 

Max. Continuing Operating Voltage

175/350 V AC 

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MERSEN Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN STP208YN07 is a three-phase DIN Rail internal-mount surge protection device (SPD) rated for 120/208V AC Wye systems with 5 wires and 4 poles. It provides N-G mode protection with a voltage protection rating of 600V (N-G), a short circuit current rating of 200kA, and a max. continuing operating voltage of 175/350 V AC. The enclosure is made of polyethylene terephthalate, and the unit does not include filtering.

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 din rail internal-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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