Description
Nominal voltage UN : 400/690 V AC
3-phase TN-C, 400/690 V AC, Class I/II, 25 KA (10/350µs), with integrated surge-proof fuse
P/N : FLT-SEC-H-T1-3C-440/25-FM
- Integrated combination of spark gap without line follow current and surge-proof fuse.
- Can be used without separate backup fuse thanks to integrated overcurrent protection.
- Free of leakage current, suitable for use in the pre-meter area.
IEC Tested Class | I/II, T1/T2 |
Max.Continuous Voltage Uc | 440 V |
Impulse current Iimp (10/350) µs | 25 kA |
Maximum discharge current Imax (8/20) µs | 50 kA |
Nominal discharge current In (8/20) µs | 25 kA |
Voltage protection level Up | ≤ 2.5 kV |
Follow Current interupt rating Ifi | 50 kA |
Remote indication contact | PDT contact |
Test standard | IEC61643-11 |
▶️ LINE ID: @bluestone
▶️ Email: infos@bluestone.co.th
▶️ Telephone: 02-726-1585-88 , 084-160-6298
▶️ Website: https://www.bluestone.co.th/contactus