Product type
Surge protection for MCR technology
Maximum continuous operating voltage UC
Operating effective current IC at UC
Protective conductor current IPE
≤ 2 µA (with PT 4+F-BE)
≤ 8 µA (with PT 4-BE)
Arrester can be tested with CHECKMASTER from software version:
Nominal discharge current In (8/20) µs (line-line)
Nominal discharge current In (8/20) µs (line-ground)
Pulse discharge current Iimp (10/350) µs (line-earth)
Total discharge current ITotal (8/20) µs
Voltage protection level Up (line-earth)
≤ 1350 V (C2 - 10 kV / 5 kA with PT 4+F-BE)
≤ 550 V (C1 - 1 kV / 500 A with PT 4-BE)
≤ 600 V (C2 - 10 kV / 5 kA with PT 4-BE)
≤ 950 V (C1 - 1 kV / 500 A with PT 4+F-BE)
Connection method
Screw connection (in connection with the base element)
Voltage protection level Up static (line-earth)
≤ 100 V (C1 - 1 kV / 500 A with PT 4+F-BE)
≤ 100 V (C2 - 10 kV / 5 kA with PT 4+F-BE)
≤ 50 V (C1 - 1 kV / 500 A with PT 4-BE)
≤ 50 V (C2 - 10 kV / 5 kA with PT 4-BE)
Response time tA (line-line)
Response time tA (line-earth)
Conductor cross-section flexible
Conductor cross-section rigid
Conductor cross-section AWG
Flammability rating according to UL 94
Direction of action
Line-Line & Line-Signal Ground/Shield & Signal Ground/Shield-Earth Ground
Maximum continuous operating voltage UC
Rated current
150 mA DC (80 °C)
2 A AC (80 °C)
Operating effective current IC at UC
Protective conductor current IPE
≤ 2 µA (with PT 4+F-BE)
≤ 8 µA (with PT 4-BE)
Nominal discharge current In (8/20) µs (line-line)
Nominal discharge current In (8/20) µs (line-ground)
Pulse discharge current Iimp (10/350) µs (line-earth)
Total discharge current ITotal (8/20) µs
Output voltage limitation at 1 kV/µs (line-earth) spike
≤ 450 V (with PT 4-BE)
≤ 600 V (with PT 4+F-BE)
Output voltage limitation at 1 kV/µs (line-earth) static
≤ 25 V (with PT 4-BE)
≤ 50 V (with PT 4+F-BE)
Voltage protection level Up (line-earth)
≤ 1350 V (C2 - 10 kV / 5 kA with PT 4+F-BE)
≤ 550 V (C1 - 1 kV / 500 A with PT 4-BE)
≤ 600 V (C2 - 10 kV / 5 kA with PT 4-BE)
≤ 950 V (C1 - 1 kV / 500 A with PT 4+F-BE)