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Surge Protection Devices – product selector

Surge Protection Devices – product selector

Combined Type 1 & 2 lightning current and surge arresters

KM1+2-25-3 SC

25kA combined Type 1 & 2 lightning current and surge arresters

Part number
Discharge current
Earthing system
Number of poles
Phase
KM1+2-25-4+0 SC
25kA
TN-S (MDB) / TN-C-S (SDB)
4
Three
KM1+2-25-3+1 SC
25kA
TT
4
Three
KM1+2-25-3+0 SC
25kA
TN-C / TN-C-S
3
Three
KM1+2-25-2+0 SC
25kA
TN-S (MDB) / TN-C-S (SDB)
2
Single
KM1+2-25-1+1 SC
25kA
TT
2
Single
KM1+2-25-1+0 SC
25kA
TN-C
1
Single

12.5kA combined Type 1 & 2 lightning current and surge arresters

Part number
Discharge current
Earthing system
Number of poles
Phase
KM1+2-12.5-4+0 SC
12.5kA
TN-S / TN-C-S
4
Three
KM1+2-12.5-3+1 SC
12.5kA
TT
4
Three
KM1+2-12.5-3+0 SC
12.5kA
TN-C
3
Three
KM1+2-12.5-2+0 SC
12.5kA
TN-S / TN-C-S
2
Single
KM1+2-12.5-1+1 SC
12.5kA
TT
2
Single
KM1+2-12.5-1+0 SC
12.5kA
TN-C
1
Single

Type 2 surge arresters

KM2-20-4+0 SC

20kA Type 2 surge arresters

Part number
Discharge current
Earthing system
Number of poles
Phase
KM2-20-4+0 SC
20kA
TN-S / TN-C-S
4
Three
KM2-20-3+1 SC
20kA
TT
4
Three
KM2-20-3+0 SC
20kA
TN-C
3
Three
KM2-20-2+0 SC
20kA
TN-S / TN-C-S
2
Single
KM2-20-1+1 SC
20kA
TT
2
Single
KM2-20-1+0 SC
20kA
TN-C
1
Single

Type 3 surge arresters

KM3-10-1+1 SC

10kA Type 3 surge arresters

Part number
Discharge current
Earthing system
Number of poles
Phase
KM3-10-3+1 SC
10kA
TN-C / TN-S / TN-C-S / TT
4
Three
KM3-10-1+1 SC
10kA
TN-C / TN-S / TN-C-S / TT
2
Single

Type 3 surge protection module

KM3-275 A

2kA Type 3 surge protection module

Part number
Earthing system
Number of poles
Phase
KM3-275-A
TN-C / TN-S / TN-C-S / TT
N/A
Single
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