Baoding Mingrui Optoelectronics Technology Co., Ltd
1.Power electrical switchboard equipment
3.Rated Frequency:50Hz and 60 Hz
There are six parameters needed to specify the neutral grounding resistor.
1. Rated voltage line to neutral or system voltage.
2. Rated fault current.
3. Rated u201cduration timeu201d of the line to neutral voltage not exceeding the allowable temperature rise.
4. Rated Resistance.
5. Application environment, indoor or outdoor.
6. Enclosure material, ss plate or normal cold rolled sheet.
Product Specification / Models
u2022 Rated current: from 1 amp to 2000 A
u2022 Rated voltage: from 0.4 to 35kV
u2022 Rated Resistance: from 1 ohm to 2000 ohm
u2022 Rated time: 1 sec to continuous time rating
Application / Models
u2022 Forged eyebolts in all four corners for easy hoisting.
u2022 Removable front and rear louvered covers for easy access for connection and inspection.
u2022 Corrosion resistant nameplate provides complete ratings and manufacturers information.
u2022Heavy gauged enclosure polyester powder coated finish provides maximum protection.
Stainless steel, cold rolled plate construction. Custom paint finish is available.
u2022 Top or side mounted entrance bushing(s).
u2022 Screened covers for indoor applications.
u2022 Support stands for elevating the enclosure above ground.
Baoding Mingrui Optoelectronics Technology Co., Ltd. is located in the High and New Technology Industrial Zone with more than 7 years of experience in electrical field.