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MERSENDIN Rail Internal-Mount SPDs

MERSEN Surge Protection Device: Single Phase, 240VAC, 1 Poles, 2 Wires, L-N, 240 V

The MERSEN STP230P07M is a single-phase, DIN Rail internal-mount surge protection device (SPD) rated for 240VAC with a 200 kA short circuit current rating. It provides L-N mode protection with a voltage protection…

SKU 3G-OTH-22894

Brand
MERSEN
Item
Surge Protection Device: Single Phase, 240VAC, 1 Poles, 2 Wires, L-N, 240 V
Category
DIN Rail Internal-Mount SPDs
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Technical Specifications

MERSEN
Manufacturer Part Number
STP230P07M
Type
240VAC, L-N, 240 V, 600V (L-N)
Poles
1
Wires
2
Voltage
240VAC
Includes
Microswitch
Mounting Style
DIN Rail
Number of Wires
2 Wires
Modes of Protection
L-N
Voltage Protection Rating
600V (L-N)
Short Circuit Current Rating
200 kA
Max. Continuing Operating Voltage
240 V

Technical Documents

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

Product Description

The MERSEN STP230P07M is a single-phase, DIN Rail internal-mount surge protection device (SPD) rated for 240VAC with a 200 kA short circuit current rating. It provides L-N mode protection with a voltage protection rating of 600V (L-N) and a max. continuing operating voltage of 240 V. This 2-wire, 1-pole unit includes a microswitch for remote monitoring.

Frequently Asked Questions

What is the MERSEN STP230P07M surge protection device used for?

The MERSEN STP230P07M is a single-phase, DIN Rail internal-mount SPD that protects electrical equipment from voltage surges. It is commonly used in industrial control panels, building management systems, and commercial power distribution to safeguard sensitive electronics against transient overvoltages.

What are the specifications of the MERSEN STP230P07M?

The MERSEN STP230P07M is rated for 240VAC, 1 pole, 2 wires, with L-N mode protection. It has a max. continuing operating voltage of 240 V, a voltage protection rating of 600V (L-N), and a short circuit current rating of 200 kA. It includes a microswitch for remote monitoring and mounts on a DIN Rail.

Where to buy the MERSEN STP230P07M worldwide?

You can source the MERSEN STP230P07M 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; we supply this SPD to procurement teams and engineers globally.

How to install the MERSEN STP230P07M on a DIN Rail?

To install the MERSEN STP230P07M, snap the SPD onto a standard DIN Rail in your panel. Ensure the system is de-energized, then connect the L-N wires per the wiring diagram. The integrated microswitch can be wired for remote monitoring. Follow MERSEN's installation guide for proper torque and clearance.

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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Compatible alternatives & equivalents

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, 277V AC, 1 Poles, 2 Wires, L-N, 320 V AC, 600V (L-N) (MPN STP277P07)
MERSEN Surge Protection Device: Single Phase, 120/240V AC, 2 Poles, 3 Wires, L-L/L-N, 175/350 V AC (MPN STP240S07M)
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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, 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)
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MERSEN Surge Protection Device: Three Phase, 120/208VAC Wye, 3 Poles, 2 Wires, L-L/L-N, 208 V (MPN STP208Y07M)
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MERSEN Surge Protection Device: single Phase, 240/480VAC Split, 2 Poles, 2 Wires, L-L/L-N, 240/480 V (MPN STP480S07M)
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)

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MERSEN Surge Protection Device: Single Phase, 120V AC, 1 Poles, 2 Wires, L-N, 175 V AC, 600V (L-N) (MPN STP120P07M)
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MERSEN Surge Protection Device: Single Phase, 120V AC, 1 Poles, 2 Wires, L-N, 175 V AC, 600V (L-N) (MPN STP120P07M)
MERSEN Surge Protection Device: Single Phase, 120/240V AC, 2 Poles, 3 Wires, L-L/L-N, 175/350 V AC (MPN STP240S07)
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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 STP240S07)
MERSEN Surge Protection Device: Three Phase, 480V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 320/640 V AC (MPN STP480Y07)
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MERSEN Surge Protection Device: Three Phase, 480V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 320/640 V AC (MPN STP480Y07)
MERSEN Surge Protection Device: Single Phase, 120V AC, 1 Poles, 2 Wires, L-N, 175 V AC, 600V (L-N) (MPN STP120P07)
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MERSEN Surge Protection Device: Single Phase, 120V AC, 1 Poles, 2 Wires, L-N, 175 V AC, 600V (L-N) (MPN STP120P07)
MERSEN Surge Protection Device: Single Phase, 230V AC, 1 Poles, 2 Wires, L-N, 275 V AC, 600V (L-N) (MPN STP230P07)
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MERSEN Surge Protection Device: Single Phase, 230V AC, 1 Poles, 2 Wires, L-N, 275 V AC, 600V (L-N) (MPN STP230P07)
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)
MERSEN Surge Protection Device: Three Phase, 347/600V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 200kA (MPN STP600Y07)
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MERSEN Surge Protection Device: Three Phase, 347/600V AC Wye, 3 Poles, 4 Wires, L-L/L-N, 200kA (MPN STP600Y07)
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: Three Phase, 240V AC Delta, 3 Poles, 4 Wires, L-G/L-L, 275/550 V AC (MPN STP240D07)