NWC5 series self-healing low voltage parallel capacitors are a new generation of energy-saving products developed by Zhejiang Zhengtai Electric Appliance Co., Ltd. They are fully produced in accordance with IEC60831-1∶2002, International Standard for Self-Healing Parallel Capacitors for Rated Voltages of 1 kV and Below. They are used to improve power factor, reduce reactive power loss and improve voltage quality. This type of product is the mainstream product in Europe and the United States.
The NWC5 series self‑healing low‑voltage shunt capacitors are manufactured by Zhejiang Chint Electrics Co., Ltd. They are designed for power factor correction in AC power systems up to 1 kV, offering modular, safe and environmentally friendly operation.
The document lists model codes, electrical ratings, mechanical dimensions, key features, installation guidelines and ordering requirements, providing all necessary information for engineers and purchasers. This manual is written in Chinese.
| Rated Voltage | 0.4 kV, 0.45 kV, 0.525 kV |
|---|---|
| Rated Capacity | 5 – 25 kvar |
| Rated Frequency | 50 Hz or 60 Hz |
| Maximum Allowable Over‑voltage | 1.1 UN, not more than 8 h per 24 h |
| Maximum Allowable Over‑current | 1.3 IN |
The NWC5 series is available with rated voltages of 0.4 kV, 0.45 kV and 0.525 kV.
Customers must provide rated voltage, rated capacity, phase number and installation type; for example, order "NWC5‑0.4‑20‑3" for 10 units.