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The Mersen STPT2-40K275V-3P 275V surge arrester is a high-quality protective device for power grids that provides reliable protection of electrical equipment against lightning and switching surges. It belongs to the Type 2 / Class II class and is intended for use in various types of systems: TT, TNS, TNC, IT.
With a rated discharge current of 20 kA (8/20 μs) and a maximum discharge current of 40 kA, the arrester provides effective protection against surge voltages. The housing is made of high quality flame retardant material PA66 CT1; V-0, which ensures durability and resistance even in harsh environments.
The device has a modular pluggable design that simplifies installation and maintenance. An additional level of safety is realized through the use of redundant fuses (125 A gG).
Main advantages:
High level of protection: lmax = 40 kA, In = 20 kA (8/20 μs)
Ultra-fast response time - 25 ns.
Universal compatibility with TT, TNS, TNC, IT systems.
Resistance of the housing made of PA66 CT1; V-0 material to high temperatures and environmental influences.
Modular design (pluggable) for quick replacement and easy maintenance.
Operating temperature range: -40°C to +85°C.
Compliance with high safety standards: SCCR up to 100 kA.
The Mersen STPT2-40K275V-3P 275V surge protector is a professional solution for protecting electrical networks in residential, commercial and industrial facilities. Its high reliability, modular design, and ability to withstand high currents make it an ideal choice for long-term and stable operation. Thanks to its compatibility with various systems and fast response time, it provides comprehensive protection of equipment against any kind of surge.
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| Weight | 0,345 kg |
|---|---|
| Dimensions | 5,6 × 7 × 9 cm |
| Manufacturer | Mersen |
| Country of origin |
France |
| Number of poles (pcs.) | 3 |
| Rated operating voltage (V) | 275 |
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| Weight | 0,345 kg |
|---|---|
| Dimensions | 5,6 × 7 × 9 cm |
| Manufacturer | Mersen |
| Country of origin |
France |
| Number of poles (pcs.) | 3 |
| Rated operating voltage (V) | 275 |
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Mersen STPT2-40K275V-3P, 275V, surge protector (83020134)
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