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Product Description
LS-D series surge protective device (inshort: SPD, alias: surge protector, surge arrester) is suitable for TN-S、TN-C-S、TT、IT etc. power supply system of AC 50/60Hz、≤380V, insalled on the joint of LPZ1 or LPZ2 and LPZ3 , it's designed according to IEC61643-1、GB18802.1, it adopts 35mm standard raill,there is a failure release mounted on the module of surge protective device,When the SPD fails in breakdown for over-heat and over-current, the failure release will help electric device separate from the power system and give the indication signal, green means normal, red means abnormal,it's also could be replaced for the module module when has operating voltage.
Product Features
1 、Could be replaced for the without cut the power.
2、Maximum current of endure the lightning stroke 20kA (8/20μs).
3、Time of response<25ns.
4、The color of visible window shows operating status. green means normal, red means abnormal.
Main Technical Parameters
| Technical Parameters | Model | |||
| LS-D | LS-D/2 | |||
| Rated Operating Voltage Un (V~) | 220V | 380V | 220V | 380V |
| Maximum Continuous Operating Voltage Uc (V~) | 275V | 285V | 320V | 385V |
| Voltage Protection Level Up (V~)kV | ≤0.7 | ≤1.0 | ≤1.2 | ≤1.5 |
| Nominal Discharge Current ln (8/μ20μs)kA | 5 | 10 | ||
| Maximum Discharge Current lma×(8/20μs)kA | 10 | 20 | ||
| Response time ns | <25 | |||
| Test Standard | GB18802、 IEC61643-1 | |||
| L/N(mm2) The Cross Section of L/N Line | 6 | |||
| PE(mm2) The Cross Section of PE Line | 10 | |||
| Fuse or Switch (A) | 10A、16A | 16A、25A | ||
| Operating Environment℃ | -40℃~+85℃ | |||
| Relative Humidity (25℃) | ≤95% | |||
| Installation | Standar Rail 35mm | |||
| Material of Outer Covering | Fiberglass | |||


