Generator neutral point earth of high resistance ground equipment, neutral high resistance grounding resistor cabinet
| Min. Order: | 1 Set/Sets |
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| Payment Terms: | L/C, T/T, WU |
| Place of Origin: | Hebei |
Company Profile
| Location: | Baoding, Hebei, China (Mainland) |
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| Business Type: | Manufacturer |
| Main Products: | Resistor, Power Meter, Transformer, Arc Suppression Coil , Switchgear |
Product Detail
| Means of Transport: | Ocean, Air, Land |
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| Brand Name: | MINGRUI |
| Packing: | wooden case |
Product Description
2. Operation Environment
2.1 Apply to indoors
2.2 Ambient temperature: between -40 and +40 centigrade
2.3 Altitude shall not exceed 3000m
2.4 Relative humidity lower than 95% (25 centigrade)
2.5 Power grid frequency: 58-62Hz (60Hz system), 48-52Hz (50Hz system)
2.6 The installation site shall be free from chemical corrosion, vapor or explosive dust
3. Parameters of grounding transformer
3.1 Insulation class:H
3.2 Temperature rise:≤100K
3.3 Cooling:AN
3.4 Protection Level: for paper-insulated dry type grounding transformer, the PI is divided into IP00 (no enclosure), IP20and IP23 (with enclosure) .
3.5 Insulation level, impedance voltage on-load loss and no-load loss are according to relevant national standards.
3.6 Insulation resistance testing: high voltage-low voltage and to earth≥300MΩ,and low voltage-earth≥100MΩ.