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Mersen Surge Protector Type 2+3 SPD 2 Pole 48 Volt 3KA TT/TNS Remote Indication

MPN: 83230507

Alt. SKU: STMT23-6K60V-SP-SM

Special Price £74.26 £61.88 Regular Price £99.01

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Why Choose the STMT23-6K60V-SP-SM Surge Protection Device?

The STMT23-6K60V-SP-SM delivers robust overvoltage defence for single-phase TT and TN-S systems, combining Type 2+3 protection with a high discharge capacity of 6kA (Imax 8/20 μs). Its slim, 1-module monobloc design saves space in distribution boards while maintaining consistent reliability for critical equipment.

Designed with 2 poles (1Ph+N) and remote indication functionality, this SPD ensures fast fault identification and easy system integration. Engineered for durability and compliant with stringent performance standards, it is the ideal choice for protecting sensitive installations against transient surges.

Technical Specifications

  • Item number: 83230507
  • Catalogue No: STMT23-6K60V-SP-SM
  • Description: Surge Protection Device Type 2+3, 6kA Imax (8/20), 1Ph+N, 48/-V, Slim, SP TT/TNS, 2 Poles, Monobloc, 1 Module, Remote indication
  • EAN/UPC Code: 8435297850465
  • RoHS Compliant: Yes
  • IEC SPD Type: Class II + III
  • Format: Slim Monobloc
  • Nominal Operating Volt Rating (Un): 48
  • AC or DC: AC
  • Max Discharge Current : Imax (8/20): 6 kA
  • Protection Modes: L-N / L-PE
  • System Configuration: TT, TNS
  • Combined Discharge Voltage (1,2/50) (Uoc): 6 kV
  • Short Circuit Withstand (ISCCR): 10 kA
  • Design Details: Slim
  • Indication System: Yes
  • Indication System Type: Microswitch
  • Number of Poles: 2-Pole
  • Torque Rating: 0.7 Nm
  • Max. Back-Up Fuse: 63 A [gG]
  • Installation Mounting: DIN rail
  • Uc (L-N): 60 V
  • Up at In (N-PE): ≤0,7 kV
  • Up at In (L-N): ≤0,33 kV
  • Up at In (L-PE): ≤0,7 kV
  • MCOV L-G: 175 V
  • MCOV L-N: 350 V
  • Product Width: 18 mm
  • Product Length: 65 mm
  • Product Height: 85 mm
  • Sell Pack Quantity: 1 EA
  • Sell Pack Weight: 0.09 kg
  • Sell Pack Width: 24 mm
  • Sell Pack Length: 117 mm
  • Sell Pack Height: 90 mm
  • Product group: Power Line SPDs
  • Product Weight: 0.067 kg

Product Code: 83230507

Key Benefits

  • High surge current capacity of 6kA ensures effective protection against transient surges.
  • Slim 1-module monobloc design optimises space in distribution boards.
  • Remote indication with microswitch allows for quick fault detection and maintenance.
  • Suitable for single-phase TT and TN-S systems, providing versatile application.
  • Robust construction compliant with IEC Class II + III standards for reliable performance.

Compatibility

This surge protection device is compatible with single-phase TT and TN-S electrical systems. It is designed for installation on DIN rails and can be integrated seamlessly into existing power distribution boards requiring Type 2+3 SPD protection.

Applications

  • Protection of residential and commercial electrical installations from transient overvoltages.
  • Ideal for safeguarding sensitive electronic equipment and control systems.
  • Use in power distribution boards for industrial and building automation environments.
  • Suitable for installations requiring remote status indication for maintenance efficiency.

Frequently Asked Questions

What types of systems is the STMT23-6K60V-SP-SM compatible with?

It is compatible with single-phase TT and TN-S systems, providing effective surge protection.

Does this device support remote indication?

Yes, it includes a microswitch for remote indication to facilitate quick fault detection.

What is the maximum discharge current of this SPD?

The maximum discharge current (Imax) is 6 kA (8/20 μs waveform).

How is the device installed?

The device is designed for DIN rail mounting, making installation straightforward in distribution boards.

Common Search Terms

surge protection device, SPD, Type 2+3 SPD, 6kA surge protector, single-phase SPD, TT system surge protection, TN-S system SPD, DIN rail SPD, remote indication SPD, slim monobloc SPD

More Information
Manufacturer Part Number 83230507
Packed Quantity 1
Barcode 8435297850465
Height 65mm
Width 18mm
Depth 85mm
HS Code 85363090
Country of Manufacture Spain
Manufacturer Mersen
Number of Poles 2 Pole
Voltage 48V
Maximum Continuous Voltage 60V
Nominal Discharge Current 3Ka
Remote Indication Yes
System Type TT/TNS
Alternative Product SKU STMT23-6K60V-SP-SM
Write Your Own Review
You're reviewing:Mersen Surge Protector Type 2+3 SPD 2 Pole 48 Volt 3KA TT/TNS Remote Indication

Protection system of coordinated stages: Type 1, 2 and 3 SPDs

The SPDs of a surge protection system must be able to withstand the discharged current and provide a Ures level (residua l voltage) lower than the Ue peak voltage that the equipment can withstand. Most of the times it is not possible to achieve this with just one SPD, especially because the intensity of the surge is not known, and because of the induction of overvoltages when conductors exceed 10m.

The optimal system of protection is the 3-STEP approach, in which successive stages are combined in the performance of high discharge capacity devices and devices with an optimal voltage protection level (low). This is addressed by the definition of "Types" or "Classes" of SPDs according to the type of transient pulses to which each protected zone in the installation is subject to.

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