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Wenzhou High quality surge protection units
1.Pictures of surge protection units Wenzhou High quality surge protection units
2. Description of surge protection units Wenzhou High quality surge protection units
The products comply with IEC61643-1, GB18802.1.
The housing is fixed on 35mm electrical guide, and with failure release device inside. As long as SPD become invalid after the breakdown caused by over-heat and overload current, the failure release device will be disengaged from power system automatically with the warning indicator turning from Green (normal) to Red (failure).
SPD is usually installed in household power distribution boards, telecom machinery center, computer equipment center, elevator control center, hospital's surgery and ICU, information equipment, electronic equipment and in front of control equipment or nearest socket box of control equipment. Wenzhou High quality surge protection units
| TECHNICAL DATA | ||||||||
| DGM-C20/4 | ||||||||
| Rated voltage | Un | 220V AC | ||||||
| ntinuous operatiing voltage | Uc | 275/320/385/420V AC | ||||||
| Nominal discharge current 8/20μs | In | 20 kA | ||||||
| Max.discharge current 8/20μs Imax | Imax | 40 kA | ||||||
| Voltage protection level Up | Up | <1.8 kV | ||||||
| Response time | tA | <25 ns | ||||||
| Max. back-up fuse | 100 AgL/gG | |||||||
| Short-circuit withstand capability | Ip | 25kArms | ||||||
| Temporary overvoltage (TOV) N/PE | UT | 1200 V/0,2 sec | ||||||
| Housing material | thermoplastic, UL 94 V-0 | |||||||
| Operating temperature | Tu | -40°C…+80°C | ||||||
| Relative Humidity | <90% | |||||||
| Altitude | <2000M | |||||||
| Housing Color | Gray white | |||||||
| Degree of protection | IP20 | |||||||
| Function display( visible window ) | Normal : Green Failure: Red | |||||||
| Adapt to | TT,TN,IT system | |||||||
| For mounting on | 35 mm DIN rail acc. to EN 60715 | |||||||
| Cross-sectional area (min.) | 4 mm2 solid/flexible | |||||||
| Cross-sectional area (max.) | 25 mm2 flexible | |||||||
| Net weight | m | 500g | ||||||
| Packaging dimensions(30pcs) | 400x300x160mm | |||||||
3. Our certificate Wenzhou High quality surge protection units
Test report Wenzhou High quality surge protection units
High quality Surge protection made in Wenzhou
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