| Customization: | Available |
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| Resistance: | Fixed Resistor |
| Function for Resistance: | Protective Resistor, Load Resistor, Shunt Resistor, Sampling Resistor |
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Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
Henan Energy Electric Equipment Co., Ltd. was established in 2011 and is an excellent and reliable power equipment manufacturer in China. The company mainly develops and produces oil-immersed transformers, dry-type transformers, box-type substations, high-voltage switches, and medium and low voltage complete sets of equipment. The equipment put into production and operation of the project advocates energy saving, intelligence, informatization, and mechanization. The company has established the Henan Triangle Energy-saving Transformer Engineering Technology Research Center, with 71 utility model patents and 15 invention patents. With years of accumulation in the transformer industry and strong technological innovation capabilities, HZEC products are sold to the Middle East, North America, South America, Europe, Southeast Asia, Africa, and other regions, covering more than 40 countries.
| Rated power range | Operating voltage range | Rated resistance range | Dielectric strength | IP rating | Temperature coefficient | Element material | Vibration |
| 1KW-10KW | <1.2kV | 2R-1KR | AC3KV 50Hz/5s | IP20 | ≤400ppm/ºC | 0Cr25AI5 | 0.5g |
| Type | Rated power(KW) |
D | W | H | D1 | D2 | W1 | OB | Resistor range |
Cable (mm2) |
Breaking power in different time each 120s | |||
| 12s | 24s | 36s | 48s | |||||||||||
RTRB |
1.5 | 400 | 200 | 100 | 400 | 385 | 150 | 7*14 | 3Ω-500Ω | 4 | 17KW | 8KW | 5KW | 4KW |
| 3 | 400 | 200 | 100 | 400 | 385 | 150 | 7*14 | 3Ω-500Ω | 4 | 33KW | 15KW | 10KW | 8KW | |
| 4.5 | 400 | 200 | 100 | 400 | 385 | 150 | 7*14 | 3Ω-500Ω | 4 | 50KW | 23KW | 15KW | 12KW | |
| 6 | 400 | 200 | 100 | 400 | 385 | 150 | 7*14 | 2Ω-1KΩ | 6 | 66KW | 30KW | 20KW | 15KW | |
| 8 | 400 | 200 | 100 | 400 | 385 | 150 | 7*14 | 2Ω-1KΩ | 6 | 77KW | 39KW | 26KW | 20KW | |
| 10 | 400 | 200 | 100 | 400 | 385 | 150 | 7*14 | 2Ω-1KΩ | 10 | 97KW | 49KW | 33KW | 24KW | |
Mechanical&Electrical Properties
| Property | Inspection method | Performance requirements | Test method |
| Constant humidity-heat | Temperature 40ºC,RH(90-95)% 96h | R≤±(5%±0.05Ω) | GB5729.2.24 |
| Temperature change | -55ºC to +55ºC, 3 times | R≤±(2%±0.05Ω) | GB5729.4.19 |
| Transient overload | 10 Time Pr 5s | No visible destruction R≤(1%±0.05Ω) | GB5729.4.13 |
| Insulation resistance | DC 1000V | R≥100MΩ | GB5729.4.6 |
| Voltage resistibility | AC 3000V 50Hz 5s | Free of breakage or flying arc | GB5729.4.7 |
| Life | 25ºC Ur 1000h | R≤20% | |
| Terminal strength | 45N 30s | Free of visible destruction | GB5729.4.16 |
| Vibration resistibility | f:5-200HZ a=1g X,Y,Z 2h each | Free of visible destruction | GB5729.4.22 |
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