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3G Electric
MERSEN STP480D07 DIN Rail Internal-Mount SPD - DIN Rail Internal-Mount SPDs
MERSENDIN Rail Internal-Mount SPDs

MERSEN STP480D07 DIN Rail Internal-Mount SPD

<p>The MERSEN STP480D07 is a DIN Rail internal-mount surge protective device (SPD) designed for 480V AC Delta systems. It features 3 poles and 4 wires, providing L-G and L-L protection with a voltage protection…

SKU 3G-OTH-22801

Brand
MERSEN
Item
STP480D07 DIN Rail Internal-Mount SPD
Part Number
STP480D07
Category
DIN Rail Internal-Mount SPDs
Available to Order
Also known as:STP480D07MERSEN
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MERSEN
Manufacturer Part Number
STP480D07
Type
L-G/L-L
AC
550/1100 V
Poles
3
Wires
4
Voltage
480V AC Delta
AC Delta
480V
Filtering
No
Mounting Style
DIN-Rail
Number of Wires
4 Wires
Enclosure Material
Polyethylene Terephthalate
Modes of Protection
L-G
Voltage Protection Rating
1500V (L-G)
Short Circuit Current Rating
200kA
Max. Continuing Operating Voltage
550/1100 V AC

Technical Documents

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

Product Description

<p>The MERSEN STP480D07 is a DIN Rail internal-mount surge protective device (SPD) designed for 480V AC Delta systems. It features 3 poles and 4 wires, providing L-G and L-L protection with a voltage protection rating of 1500V (L-G). With a short circuit current rating of 200kA and a maximum continuous operating voltage of 550/1100V AC, this SPD is built for robust industrial applications.</p><p>Ideal for facilities requiring reliable surge protection in delta-configured power systems, this MERSEN unit is suitable for manufacturing plants, data centers, and commercial buildings. As a Singapore-based supplier, 3G Electric offers SGD quotes on request, handles GST for local buyers, and provides fast delivery across Singapore and Southeast Asia, with worldwide shipping available.</p>

Frequently Asked Questions

What are the key electrical specifications of the MERSEN STP480D07?

The MERSEN STP480D07 is a 3-pole, 4-wire SPD for 480V AC Delta systems. It provides L-G and L-L protection with a voltage protection rating of 1500V (L-G), a short circuit current rating of 200kA, and a maximum continuous operating voltage of 550/1100V AC.

Can I get a quote in SGD and what about GST and delivery?

Yes, 3G Electric provides SGD quotes on request. For Singapore buyers, GST is handled. We offer fast delivery across Singapore and Southeast Asia, and we ship worldwide.

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 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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