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MERSEN Surge Protection Device: Single Phase, 230V AC, 1 Poles, 2 Wires, L-N, 275 V AC - DIN Rail Internal-Mount SPDs
MERSENDIN Rail Internal-Mount SPDs

MERSEN Surge Protection Device: Single Phase, 230V AC, 1 Poles, 2 Wires, L-N, 275 V AC

The MERSEN STP230P07 is a single-phase, DIN-rail internal-mount surge protective device (SPD) rated for 230V AC with a 200kA short-circuit current rating. It provides L-N mode protection with a voltage protection…

SKU 3G-OTH-22693

Brand
MERSEN
Item
Surge Protection Device: Single Phase, 230V AC, 1 Poles, 2 Wires, L-N, 275 V AC
Category
DIN Rail Internal-Mount SPDs
Available to Order
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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
STP230P07
Type
L-N, 600V (L-N)
AC
230V
Poles
1
Wires
2
Voltage
230V AC
Filtering
No
Mounting Style
DIN-Rail
Number of Wires
2 Wires
Enclosure Material
Polyethylene Terephthalate
Modes of Protection
L-N
Voltage Protection Rating
600V (L-N)
Short Circuit Current Rating
200kA
Max. Continuing Operating Voltage
275 V AC

Technical Documents

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

Product Description

The MERSEN STP230P07 is a single-phase, DIN-rail internal-mount surge protective device (SPD) rated for 230V AC with a 200kA short-circuit current rating. It provides L-N mode protection with a voltage protection rating of 600V (L-N) and a maximum continuous operating voltage of 275V AC. The unit features a polyethylene terephthalate enclosure and is designed for 2-wire, 1-pole configurations.

Frequently Asked Questions

What is the MERSEN STP230P07 surge protection device used for?

The MERSEN STP230P07 is a single-phase DIN-rail SPD that protects sensitive equipment from voltage transients in L-N mode. It is commonly applied in industrial control panels, HVAC systems, and building automation where 230V AC circuits require reliable surge suppression up to 200kA short-circuit current.

What are the specifications of the MERSEN STP230P07?

The MERSEN STP230P07 is rated for 230V AC, 1 pole, 2 wires, with L-N protection. Key specs: max. continuous operating voltage 275V AC, voltage protection rating 600V (L-N), short-circuit current rating 200kA. Enclosure is polyethylene terephthalate; DIN-rail mount. No filtering. MPN STP230P07.

Where to buy the MERSEN STP230P07 worldwide?

3G Electric supplies the MERSEN STP230P07 to customers worldwide. As a global industrial sourcing partner, we handle full logistics and customs clearance for delivery to your site. Contact us for pricing and lead time on this single-phase surge protection device.

How to install the MERSEN STP230P07 on a DIN rail?

Snap the MERSEN STP230P07 onto a standard 35mm DIN rail in your panel. Connect line (L) and neutral (N) per the L-N mode wiring diagram. Ensure upstream overcurrent protection is rated for the 200kA SCCR. Follow local electrical codes and the manufacturer's installation manual for safe operation.

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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Cross-referenced by specification & description
MERSEN Surge Protection Device: Single Phase, 277V AC, 1 Poles, 2 Wires, L-N, 320 V AC, 600V (L-N) (MPN STP277P07)
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MERSEN Surge Protection Device: Single Phase, 240VAC, 1 Poles, 2 Wires, L-N, 240 V, 600V (L-N) (MPN STP230P07M)
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MERSEN Surge Protection Device: Single Phase, 120/240V AC, 2 Poles, 3 Wires, L-L/L-N, 175/350 V AC (MPN STP240S07M)
MERSEN Surge Protection Device: Single Phase, 240/480V AC, 2 Poles, 3 Wires, L-L/L-N, 275/550 V AC (MPN STP480S07)
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MERSEN Surge Protection Device: Single Phase, 240/480V AC, 2 Poles, 3 Wires, L-L/L-N, 275/550 V AC (MPN STP480S07)
MERSEN Surge Protection Device: Three Phase, 347/600V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 200kA (MPN STP600Y07M)
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MERSEN Surge Protection Device: Three Phase, 347/600V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 200kA (MPN STP600Y07M)

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MERSEN Surge Protection Device: Three Phase, 347/600V AC Wye, 4 Poles, 5 Wires, L-G/L-L/L-N/N-G (MPN STP600YN07)
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MERSEN Surge Protection Device: Three Phase, 347/600V AC Wye, 4 Poles, 5 Wires, L-G/L-L/L-N/N-G (MPN STP600YN07)
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MERSEN Surge Protection Device: Three Phase, 240V AC Delta, 3 Poles, 4 Wires, L-G/L-L, 275/550 V AC (MPN STP240D07)
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MERSEN Surge Protection Device: Single Phase, 277V AC, 1 Poles, 2 Wires, L-N, 320 V AC, 600V (L-N) (MPN STP277P07M)
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MERSEN Surge Protection Device: Single Phase, 277V AC, 1 Poles, 2 Wires, L-N, 320 V AC, 600V (L-N) (MPN STP277P07M)