- Contact Person : Mr. Wang Bide
- Company Name : Ningbo Zhengmao Electronics Co., Ltd.
- Tel : 86-574-88062938
- Fax : 86-574-88472806
- Address : Zhejiang,Ningbo,Hengxi Town Industrial Area, Yinzhou, Ningbo City, Zhejiang Province. China
- Country/Region : China
- Zip : 315131
ZM55 2R350Lgas discharge tube protection and over-voltage protection
ZM55 2R series, voltages range from 75V to 500V.
Norminal D.C Spark-over voltage includes 75V,90V,150V,230V,350V,420V,500V
Model | Gas Discharge Tube | |
Type: ZM 55 2R 350L ZM 55 2R 350LF | ZM 55 2R 350L | With Lead Wire |
ZM 55 2R 350LF | With Lead Wire,Fail safe | |
Dimension ø5mmX5mm | Diameter : 5mm Length: 5mm | ±0.2mm ±0.2mm |
Nominal .D.C spark-over voltage | 350V | V |
Tolerance of VS | ±20 | % |
Impluse spark-over voltage at 1KV/ μs | ≤900 | V |
Impluse discharge current (Wave 8/20μs) | 5 | KA |
Impulse discharge current 10/1000μs | 100/300 | A/Time |
Alternating discharge current (50HZ , 10 Times) | 5-10 | A |
Insulation resistance | >109 | Ω |
Capacitance at 1MHz | ≤1.5 | PF |
Holdover voltage | 135 | VDC |
ZM55 2R350Lgas discharge tube protection and over-voltage protection
