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Mersen STPT12 Surge Protector Type 2 and Type 1 Arrester 400V AC Maximum Voltage Rating 25kA Maximum Surge Current STPT12
Specifications
| Country of Origin | Spain |
|---|---|
| Brand | Mersen |
| Height | 90mm |
| Length | 144mm |
| Model | STPT12 |
| Depth | 76mm |
| Mount Type | DIN Rail |
| Series | STPT12 |
| Maximum Operating Temperature | 80°C |
| Minimum Operating Temperature | -40°C |
| Suppressor Type | Type 2 Arrester, Type 1 Arrester |
| Maximum Voltage | 400V ac |
| Standards/Approvals | EN 61643-11, IEC 61643-11 |
| Maximum Surge Current | 25kA |
| Configeration | CT2 / TT |
Key Features
- Combines Type 1 and Type 2 arrester functionalities in one device.
- Suitable for installing as the first stage of protection in incoming power supply panels.
- Designed for areas exposed to atmospheric conditions with external lightning protection systems.
- Remote monitoring capability included for enhanced operational oversight.
- DIN Rail mount type for easy and secure installation.
- Wide operating temperature range from -40°C to 80°C ensures reliable performance.
- Compact form factor with dimensions 144mm (L) x 90mm (H) x 76mm (D).
- Compliant with EN 61643-11 and IEC 61643-11 standards.
Product Description
Mersen STPT12 Surge Protector (Model STPT12) is a combined Type 1+2/Class I+II arrester device engineered to discharge lightning currents and protect electrical installations from voltage surges. Rated for a maximum voltage of 400V AC and a maximum surge current of 25kA, this device is ideal for deployment as the first line of defense in incoming power supply panels and in locations exposed to atmospheric electrical activity, where external lightning protection systems are present.
This surge protector is designed for DIN Rail mounting, simplifying integration into electrical panels. It supports remote monitoring, providing real-time status updates and improved maintenance capabilities. The unit maintains functionality across a harsh temperature range from -40°C to 80°C, making it reliable under diverse environmental conditions.
With precise dimensions of 144mm length, 90mm height, and 76mm depth, the protector features a compact design without compromising its performance. It meets rigorous industry standards EN 61643-11 and IEC 61643-11, ensuring compliance and safety.
The configuration supports CT2 / TT setups, making it adaptable to various power system requirements. Manufactured in Spain, the product’s engineering ensures durability and high-quality surge suppression for industrial, commercial, and utility power distribution systems.
Combines Type 1 and Type 2 arrester functionalities. Maximum operating voltage of 400V AC. Handles surge currents up to 25kA. DIN Rail mount for easy installation. Operational temperature range from -40°C to 80°C. Compliance with EN 61643-11 and IEC 61643-11.
Remote monitoring enabled for enhanced control. Compact dimensions suitable for tight panel spaces. Suitable for incoming power supply panels with atmospheric exposure. Original product manufactured in Spain.
For industrial and commercial electrical system protection needs, this Mersen STPT12 Surge Protector offers reliable, standard-compliant surge suppression with advanced monitoring features. Explore other surge protection units and related components in the EnvMart catalogue for comprehensive power system safety solutions.
Explore more products in our Surge Protection Devices category.
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Frequently Asked Questions
The maximum operating voltage of this model is 400V AC.
It can handle a maximum surge current of 25kA.
The dimensions are 144mm in length, 90mm in height, and 76mm in depth.
This surge protector is designed for DIN Rail mounting, allowing for easy installation.
It operates effectively within a temperature range from -40°C to 80°C.
It complies with the EN 61643-11 and IEC 61643-11 standards.
It combines Type 1 and Type 2 arrester functionalities in one device.
Yes, it includes remote monitoring capability for enhanced operational oversight.
This model supports CT2 / TT configurations, making it adaptable to various power system requirements.
It is manufactured in Spain.
It is suitable for installation as the first stage of protection in incoming power supply panels, especially in areas exposed to atmospheric conditions with external lightning protection systems.
It is designed for industrial, commercial, and utility power distribution systems.
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