Notes on operation
When the bridge is disconnected, the shield connection is indirectly connected to the housing or reference potential.
Maximum inner capacitance Ci
Product type
Surge protection for MCR technology
Max. internal inductance Li
Max. input current Ii
350 mA (T4 / ≤ 50 °C)
350 mA (T5 / ≤ 50 °C)
350 mA (T6 / ≤ 50 °C)
Maximum continuous operating voltage UC
Surge protection fault message
Operating effective current IC at UC
Protective conductor current IPE
Nominal discharge current In (8/20) µs (line-line)
Nominal discharge current In (8/20) µs (line-ground)
Nominal discharge current In (8/20) µs (shield-ground)
Pulse discharge current Iimp (10/350) µs
Max. discharge current Imax (8/20) µs maximum (line-line)
Conductor cross-section flexible
Max. discharge current Imax (8/20) µs maximum (line-earth)
Conductor cross-section rigid
Discharge surge current Imax (8/20) µs maximum (shield-ground)
Conductor cross-section AWG
Residual voltage at In (conductor-conductor)
Maximum inner capacitance Ci
Voltage protection level Up (line-line)
≤ 50 V (C1 - 0.5 kV / 250 A)
≤ 50 V (C3 - 10 A)
≤ 50 V (C3 - 25 A)
≤ 55 V (C1 - 1 kV / 500 A)
≤ 55 V (C2 - 10 kV / 5 kA)
≤ 55 V (C2 - 2 kV/1 kA)
≤ 80 V (D1 - 1 kA)
Max. internal inductance Li
Voltage protection level Up (line-earth)
≤ 1.4 kV (C1 - 1 kV / 500 A)
≤ 1.4 kV (C2 - 10 kV / 5 kA)
≤ 1.4 kV (C2 - 2 kV/1 kA)
≤ 1.4 kV (C3 - 100 A)
≤ 1.4 kV (C3 - 25 A)
≤ 1.4 kV (D1 - 1 kA)
Max. input current Ii
350 mA (T4 / ≤ 50 °C)
350 mA (T5 / ≤ 50 °C)
350 mA (T6 / ≤ 50 °C)
Voltage protection level Up (shield-ground)
≤ 600 V (C1 - 0.5 kV / 250 A)
≤ 650 V (C1 - 1 kV / 500 A)
≤ 650 V (C2 - 10 kV / 5 kA)
≤ 650 V (C2 - 2 kV/1 kA)
≤ 650 V (C3 - 10 A)
≤ 650 V (D1 - 1 kA)
≤ 750 V (C3 - 100 A)
≤ 750 V (C3 - 25 A)
Response time tA (line-line)
Response time tA (line-earth)
Insulation voltage to ground
Ambient temperature (operation)
Max. surface temperature
100 °C (T5)
135 °C (T4)
85 °C (T6)