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| Parameter/Type | KM2-20-2+0 SC | KM2-20-4+0 SC | KM2-20-3+0 SC | |
|---|---|---|---|---|
| Nominal voltage | 230V AC | 230V AC | 230V AC | |
| Maximum operating voltage | 275V AC/350V DC | 275V AC/350V DC | 275V AC/350V DC | |
| Nominal discharge current (8/20μs) | 20kA | 20kA | 20kA | |
| Maximum discharge current (8/20μs) | 40kA | 40kA | 40kA | |
| Voltage protection level at 5KA | 0.9kV | 0.9kV | 0.9kV | |
| Voltage protection level | 1.35kV | 1.35kV | 1.35kV | |
| Short-circuit current rating | 50kA | 50kA | 50kA | |
| Maximum overcurrent protection | 160A gL/gG | 160A gL/gG | 160A gL/gG | |
| Response time | 25ns | 25ns | 25ns | |
| Cross-section of connected conductors solid | 1/35mm² | 1/35mm² | 1/35mm² | |
| Cross-section of connected conductors stranded | 1/25mm² | 1/25mm² | 1/25mm² | |
| Fault indication | Red indication field | |||
| Remote indication | Potential-free change-over contact | |||
| Remote indication contacts | 250V/0.5A AC, 250V/0.1A DC | |||
| Cross-section of remote indication conductors | 1.5mm² | 1.5mm² | 1.5mm² | |
| Degree of protection | IP20 | IP20 | IP20 | |
| Range of operating temperatures | -40°C - +80°C | -40°C - +80°C | -40°C - +80°C | |
| Mounting | DIN rail 35mm | DIN rail 35mm | DIN rail 35mm | |
| According to standard | EN 61643-11:2012, IEC 61643-11:2011, T1, T2 | |||
| Parameter/Type | KM2-20-1+1 SC | KM2-20-3+1 SC | |
|---|---|---|---|
| Nominal voltage | 230V AC | 230V AC | |
| Maximum operating voltage L-N | 275V AC | 275V AC | |
| Maximum operating voltage N-PE | 255V AC | 255V AC | |
| Nominal discharge current (8/20μs) L-N | 20kA | 20kA | |
| Nominal discharge current (8/20μs) N-PE | 20kA | 20kA | |
| Maximum discharge current (8/20μs) L-N | 40kA | 40kA | |
| Maximum discharge current (8/20μs) N-PE | 40kA | 40kA | |
| Voltage protection level at 5kA L-N | 0.9kV | 0.9kV | |
| Voltage protection level mode L-N | 1.35kV | 1.35kV | |
| Voltage protection level mode N-PE | 1.5kV | 1.5kV | |
| Ability to independently switch off the following current N-PE | 0.1kA | 0.1kA | |
| Short-circuit current rating | 50kA | 50kA | |
| Maximum overcurrent protection | 160A gL/gG | 160A gL/gG | |
| Response time L-N | 25ns | 25ns | |
| Response time N-PE | 100ns | 100ns | |
| Cross-section of connected conductors solid | 1/35mm² | 1/35mm² | |
| Cross-section of connected conductors stranded | 1/25mm² | 1/25mm² | |
| Fault indication L-N | Red indication field | Red indication field | |
| Fault indication N-PE | no | no | |
| Remote indication | Potential-free change-over contact | ||
| Remote indication contacts | 250V/0.5A AC, 250V/0.1A DC | ||
| Cross-section of remote indication conductors | 1.5mm² | 1.5mm² | |
| Degree of protection | IP20 | IP20 | |
| Range of operating temperatures | -40°C - +80°C | -40°C - +80°C | |
| Mounting | DIN rail 35mm | DIN rail 35mm | |
| According to standard | EN 61643-11:2012, IEC 61643-11:2011, T2 | ||
| Parameter/Type | KM2-20-1+0 SC | |
|---|---|---|
| Nominal voltage | 230V AC | |
| Maximum operating voltage | 275V AC/350V DC | |
| Nominal discharge current (8/20μs) | 20kA | |
| Maximum discharge current (8/20μs) | 40kA | |
| Voltage protection level at 5kA | 0.9kV | |
| Voltage protection level | 1.35kV | |
| Short-circuit current rating | 50kA | |
| Maximum overcurrent protection | 160A gL/gG | |
| Response time | 25ns | |
| Cross-section of connected conductors solid | 1/35mm² | |
| Cross-section of connected conductors stranded | 1/25mm² | |
| Fault indication | Red indication field | |
| Remote indication | Potential-free change-over contact | |
| Remote indication contacts | 250V/0.5A AC, 250V/0.1A DC | |
| Cross-section of remote indication conductors | 1.5mm² | |
| Degree of protection | IP20 | |
| Range of operating temperatures | -40°C - +80°C | |
| Mounting | DIN rail 35mm | |
| According to standard | EN 61643-11:2012, IEC 61643-11:2011, T2 | |