Surge Protection Devices (SPD)
Surge Protection Device (SPD) Type 1 Unipolar – Iimp 35 kA – Uc 440 V – Up 2.5 kV
Reference : 24156
The Surge Protection Device (SPD) type 1 unipolar is used to protect a building’s electrical equipment against surges occasionally caused by lightning. A type 1 surge protector must be installed if the site is already protected by a lightning conductor.
Product’s features
- Class 1+2 / 3-Phases+N
- Earth connection diagram : TT-TN-IT
- Uc: 440 V
- Iimp : 35 kA
- Imax : 50 kA
- In : 35 kA
- Up : 2,5 kV
Practical information
- Weight : 202 g
- Disconnectable
- Remote transfer
- Phase/Neutral cartridge : T1-440-35 (réf. 24155)
Complies with
- IEC 61643-11:2011
- EN 61643-11:2012+A11:2018
- CE conformity
- ISO 9001 quality process