Basic Specification and Main Parameters
| Pole |
1P |
2P |
3P |
4P |
| Nominal a.c voltage of the system Uo(V) |
220 (1N50Hz) 380
(3N 50Hz) |
220 (1N50Hz) 380~690
(3N 50Hz) |
Max.continuous
operating voltage Uc (V) |
(N-PE 255)
275 320 385 420 |
(N-PE 255)
275 320 385 420 550 690 750 |
| Nominal discharge current In 8/20 μ s (kA) |
10 |
20 |
| Max discharge current Inmax 8/20 μ s (kA) |
20 |
40 |
| Voltage protetion level up(kv) |
<1.0 <1.0 <1.2
<1.5 <1.8 |
<1.0 <1.2 <1.5 <1.8
<2.0 <2.5 <3.0<3.5 |
| Combination |
1+0 2+0 3+0 4+0 1+1 2+1 3+1 |
| Wiring capacity |
4~16mm2 |
| Local indicator |
Green indicates normal state and red indicates failure |
| Protection class |
IP20 |
| Material |
PA66 |
| The outer flame retardant grade |
Flame retardant 960℃ |
Kinds of Function
◆T2 type pressure limiting surge protector, modular structure design.
◆Can be combined many pieces, to realize all kinds of protected mode.
◆Built-in overheated, over-current protection device.
◆Local fault indicator, facilitate the timely replacement.
◆Alarm contact, realize remote remote communication function.
◆Modular structure design, easy to maintain.
◆Standard 35 mm guideway design, convenient installation.
Connection Mode
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