We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

MERSEN Surge Protection Device: Three Phase, 480V AC Wye, 3 Poles, 4 Wires, L-L/L-N - DIN Rail Internal-Mount SPDs

MERSENDIN Rail Internal-Mount SPDs

MERSEN Surge Protection Device: Three Phase, 480V AC Wye, 3 Poles, 4 Wires, L-L/L-N

The MERSEN STP480Y07 is a three-phase, DIN-rail internal-mount surge protection device (SPD) for 480V AC Wye systems with 4 wires and 3 poles. It provides L-N mode protection, with a voltage protection rating of…

SKU 3G-OTH-23041

Brand

MERSEN

Item

Surge Protection Device: Three Phase, 480V AC Wye, 3 Poles, 4 Wires, L-L/L-N

Category

DIN Rail Internal-Mount SPDs

Available to Order

Trade pricing by quote — replies within 24h

Qty

WhatsApp an engineer

No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.

Create free account →Log in

Worldwide Shipping

Air & sea freight

Datasheet on Request

Technical specs

1-Day Quote

Replies within 24h

Technical Specifications

MERSEN

Manufacturer Part Number

STP480Y07 

Type

L-L/L-N 

AC

320/640 V 

Poles

3

Wires

4

AC Wye

480V 

Voltage

480V AC Wye 

Filtering

No

Mounting Style

DIN-Rail 

Number of Wires

4 Wires 

Enclosure Material

Polyethylene Terephthalate 

Modes of Protection

L-N

Voltage Protection Rating

1500V (L-N) 

Short Circuit Current Rating

200kA 

Max. Continuing Operating Voltage

320/640 V AC 

View Full Spec Sheet

Technical Documents

No technical documents available for this product.

Request documentation →

Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.

Talk to an engineer

Ask a question

MERSEN Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN STP480Y07 is a three-phase, DIN-rail internal-mount surge protection device (SPD) for 480V AC Wye systems with 4 wires and 3 poles. It provides L-N mode protection, with a voltage protection rating of 1500V (L-N), a short circuit current rating of 200kA, and a max. continuing operating voltage of 320/640 V AC. The enclosure is made of polyethylene terephthalate, and the unit has no 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.

Browse all MERSEN products →Contact our engineers →

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description

MERSEN Surge Protection Device: Three Phase, 480V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 320/640 V AC (MPN STP480Y07M). Key specifications — Voltage: 480V AC Wye; Number of Wires: 4 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 320/640 V AC; Voltage Protection Rating: 2500V (L-L); Short Circuit Current Rating: 200kA; Filtering: No; Includes: Form C Dry Contact.

MERSEN Surge Protection Device: Three Phase, 480V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 320/640 V AC (MPN STP480Y07M). Key specifications — Voltage: 480V AC Wye; Number of Wires: 4 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 320/640 V AC; Voltage Protection Rating: 2500V (L-L); Short Circuit Current Rating: 200kA; Filtering: No; Includes: Form C Dry Contact.

MERSEN Surge Protection Device: Three Phase, 480V AC Wye, 4 Poles, 5 Wires, L-G/L-L/L-N/N-G, 200kA (MPN STP480YN07M). Key specifications — Voltage: 480V AC Wye; Number of Wires: 5 Wires; Modes of Protection: L-L; Max. Continuing Operating Voltage: 175/320/495/640 V AC; Voltage Protection Rating: 1000V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Includes: Form C Dry Contact.

MERSEN Surge Protection Device: Three Phase, 480V AC Wye, 4 Poles, 5 Wires, L-G/L-L/L-N/N-G, 200kA (MPN STP480YN07M). Key specifications — Voltage: 480V AC Wye; Number of Wires: 5 Wires; Modes of Protection: L-L; Max. Continuing Operating Voltage: 175/320/495/640 V AC; Voltage Protection Rating: 1000V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Includes: Form C Dry Contact.

MERSEN Surge Protection Device: Single Phase, 240/480V AC, 2 Poles, 3 Wires, L-L/L-N, 275/550 V AC (MPN STP480S07). Key specifications — Voltage: 240/480V AC; Number of Wires: 3 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 275/550 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Single Phase, 240/480V AC, 2 Poles, 3 Wires, L-L/L-N, 275/550 V AC (MPN STP480S07). Key specifications — Voltage: 240/480V AC; Number of Wires: 3 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 275/550 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Three Phase, 480V AC Delta, 3 Poles, 4 Wires, L-G/L-L, 550/1100 V AC (MPN STP480D07). Key specifications — Voltage: 480V AC Delta; Number of Wires: 4 Wires; Modes of Protection: L-G; Max. Continuing Operating Voltage: 550/1100 V AC; Voltage Protection Rating: 1500V (L-G); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Three Phase, 480V AC Delta, 3 Poles, 4 Wires, L-G/L-L, 550/1100 V AC (MPN STP480D07). Key specifications — Voltage: 480V AC Delta; Number of Wires: 4 Wires; Modes of Protection: L-G; Max. Continuing Operating Voltage: 550/1100 V AC; Voltage Protection Rating: 1500V (L-G); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Three Phase, 347/600V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 200kA (MPN STP600Y07). Key specifications — Voltage: 347/600V AC Wye; Number of Wires: 4 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 420/840 V AC; Voltage Protection Rating: 2500V (L-L); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Three Phase, 347/600V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 200kA (MPN STP600Y07). Key specifications — Voltage: 347/600V AC Wye; Number of Wires: 4 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 420/840 V AC; Voltage Protection Rating: 2500V (L-L); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Three Phase, 347/600V AC Wye, 4 Poles, 5 Wires, L-G/L-L/L-N/N-G (MPN STP600YN07). Key specifications — Voltage: 347/600V AC Wye; Number of Wires: 5 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 275/420/695/840 V AC; Voltage Protection Rating: 800V (N-G); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Three Phase, 347/600V AC Wye, 4 Poles, 5 Wires, L-G/L-L/L-N/N-G (MPN STP600YN07). Key specifications — Voltage: 347/600V AC Wye; Number of Wires: 5 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 275/420/695/840 V AC; Voltage Protection Rating: 800V (N-G); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

More from MERSEN

View all MERSEN parts →

MERSEN Surge Protection Device: single Phase, 240/480VAC Split, 2 Poles, 2 Wires, L-L/L-N, 240/480 V (MPN STP480S07M). Key specifications — Voltage: 240/480VAC Split; Number of Wires: 2 Wires; Phase: single; Modes of Protection: L-N; Max. Continuing Operating Voltage: 240/480 V; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200 kA; Includes: Microswitch.

MERSEN Surge Protection Device: Three Phase, 480V AC Wye, 4 Poles, 5 Wires, L-G/L-L/L-N/N-G, 200kA (MPN STP480YN07). Key specifications — Voltage: 480V AC Wye; Number of Wires: 5 Wires; Modes of Protection: L-G; Max. Continuing Operating Voltage: 175/320/495/640 V AC; Voltage Protection Rating: 1000V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Three Phase, 480V AC Wye, 4 Poles, 5 Wires, L-G/L-L/L-N/N-G, 200kA (MPN STP480YN07). Key specifications — Voltage: 480V AC Wye; Number of Wires: 5 Wires; Modes of Protection: L-G; Max. Continuing Operating Voltage: 175/320/495/640 V AC; Voltage Protection Rating: 1000V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Three Phase, 120/208V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 200kA (MPN STP208Y07). Key specifications — Voltage: 120/208V AC Wye; Number of Wires: 4 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 175/350 V AC; Voltage Protection Rating: 1200V (L-L); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Three Phase, 120/208V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 200kA (MPN STP208Y07). Key specifications — Voltage: 120/208V AC Wye; Number of Wires: 4 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 175/350 V AC; Voltage Protection Rating: 1200V (L-L); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Three Phase, 480V AC Delta, 3 Poles, 4 Wires, L-G/L-L, 550/1100 V AC (MPN STP480D07M). Key specifications — Voltage: 480V AC Delta; Number of Wires: 4 Wires; Modes of Protection: L-L; Max. Continuing Operating Voltage: 550/1100 V AC; Voltage Protection Rating: 3000V (L-L); Short Circuit Current Rating: 200kA; Filtering: No; Includes: Form C Dry Contact.

MERSEN Surge Protection Device: Three Phase, 480V AC Delta, 3 Poles, 4 Wires, L-G/L-L, 550/1100 V AC (MPN STP480D07M). Key specifications — Voltage: 480V AC Delta; Number of Wires: 4 Wires; Modes of Protection: L-L; Max. Continuing Operating Voltage: 550/1100 V AC; Voltage Protection Rating: 3000V (L-L); Short Circuit Current Rating: 200kA; Filtering: No; Includes: Form C Dry Contact.

MERSEN Surge Protection Device: Three Phase, 120/208VAC Wye, 3 Poles, 2 Wires, L-L/L-N, 208 V (MPN STP208Y07M). Key specifications — Voltage: 120/208VAC Wye; Number of Wires: 2 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 208 V; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200 kA; Includes: Microswitch; Mounting Style: DIN Rail.

MERSEN Surge Protection Device: Single Phase, 277V AC, 1 Poles, 2 Wires, L-N, 320 V AC, 600V (L-N) (MPN STP277P07). Key specifications — Voltage: 277V AC; Number of Wires: 2 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 320 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Single Phase, 277V AC, 1 Poles, 2 Wires, L-N, 320 V AC, 600V (L-N) (MPN STP277P07). Key specifications — Voltage: 277V AC; Number of Wires: 2 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 320 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Single Phase, 120/240V AC, 2 Poles, 3 Wires, L-L/L-N, 175/350 V AC (MPN STP240S07). Key specifications — Voltage: 120/240V AC; Number of Wires: 3 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 175/350 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Single Phase, 120/240V AC, 2 Poles, 3 Wires, L-L/L-N, 175/350 V AC (MPN STP240S07). Key specifications — Voltage: 120/240V AC; Number of Wires: 3 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 175/350 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Single Phase, 120V AC, 1 Poles, 2 Wires, L-N, 175 V AC, 600V (L-N) (MPN STP120P07). Key specifications — Voltage: 120V AC; Number of Wires: 2 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 175 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.

MERSEN Surge Protection Device: Single Phase, 120V AC, 1 Poles, 2 Wires, L-N, 175 V AC, 600V (L-N) (MPN STP120P07). Key specifications — Voltage: 120V AC; Number of Wires: 2 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 175 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.