AC Metal-Enclosed Switchgear HXGN□-12F Series
| Applicable standard |
IEC 62271-200 (equivalent to GB/T 3906-2006) IEC 60265-1 (equivalent to GB/T 3804-2004) IEC 62271-105 (equivalent to GB/T 16926-2009) |
| Rated operational voltage (Ur) | 12 kV |
| Rated current (In) | 630 / 125 A |
| Short-circuit capability | Ipk: 80 / 50 kA |
| Degree of protection | IP3X (IP54 optional) |
| Rated frequency | 50/60 Hz |
| Power-frequency withstand voltage (PF) | 42 kV / 48 kV, 1 min (phase-to-phase and phase-to-earth / across vacuum interrupter or isolating gap) |
| Lightning impulse withstand voltage (LI / BIL) | 75 (phase-to-earth and phase-to-phase) / 85 (across the open contacts) |
| Verification of making and breaking capability |
125A:
TDsc: 12 kV, 31.5 kA / 80 kA (peak) TDto: 12 kV, 3.15 kA
630A:
• Making and breaking test of active load current: 12 kV, 630 A, 10 operations • Making and breaking test of cable charging current: 12 kV, 10 A, 10 operations • Short-circuit making current test: 12 kV, 50 kA (peak), 2 operations |
| Temperature rise |
1.1 × In (630 A) 125A |
| Circuit resistance |
630A: ≤ 400 μΩ 125A: ≤ 600 μΩ |
| Mechanical endurance |
630 A: Load switch: 2000 operations; Earthing switch: 2000 operations. 125 A: Load switch: 2000 operations; Earthing switch: 2000 operations. |
| Mechanical operation & characteristics |
Interlocking: reliable Mechanical characteristics: comply with the technical requirements |
| Earthing circuit withstand | 630 A: Icw(earth) 20 kA / 4 s; Ipk(earth) 50 kA |
Product Overview:
HXGN-12F Medium-Voltage Switchgear is a compact and reliable metal-enclosed power distribution solution designed for 12 kV secondary distribution systems, meeting the requirements of modern industrial, commercial, and utility applications that demand operational safety, space efficiency, and dependable performance.
The system adopts a compact modular structure and integrates load switch, switch-fuse combination, earthing switch, and interlocking mechanisms into a sealed medium-voltage distribution assembly. This design enables flexible configuration, convenient installation, and safe operation while supporting the needs of ring main distribution, terminal distribution, and transformer protection applications.
Manufactured and assembled by RKP Dreams in accordance with applicable standards, HXGN-12F combines mature medium-voltage switchgear design with RKP Dreams’s engineering integration, customization capability, and quality control, ensuring stable electrical performance, reliable mechanical operation, and robust enclosure protection.
The switchgear is suitable for a wide range of applications, including industrial plants, commercial buildings, public utilities, substations, and infrastructure projects, providing safe, efficient, and cost-effective medium-voltage power distribution solutions.
Standards Compliance
HXGN-12F medium-voltage switchgear, manufactured and assembled by RKP Dreams, complies with EN IEC 62271-200, EN 60265-1:1999, and EN IEC 62271-105, with corresponding Chinese standards including GB/T 3906-2006, GB/T 3804-2004, and GB 16926-2009, ensuring reliable performance, operational safety, and applicability in 12 kV medium-voltage power distribution systems.
Product Features:
- Compact and space-saving design HXGN-12F adopts a compact metal-enclosed structure, making it suitable for installations where space is limited, such as compact substations, commercial buildings, and industrial distribution rooms.
- Reliable 12 kV medium-voltage distribution Designed for 12 kV power systems, the switchgear provides stable and dependable performance for ring main distribution, terminal distribution, and transformer protection applications.
- Integrated switching and protection functions The system can integrate load switch, switch-fuse combination, earthing switch, and mechanical interlocking functions in one assembly, helping improve operational safety and simplify system design.
- High operational safety HXGN-12F is equipped with dependable mechanical interlocking and earthing functions to help prevent incorrect operation and enhance personnel and equipment safety during switching and maintenance.
- Strong short-circuit withstand capability With reliable short-time withstand and peak withstand performance, the switchgear is suitable for medium-voltage networks requiring solid fault tolerance and system security.
- Flexible configuration The modular design allows flexible arrangement according to different distribution schemes and project requirements, making it suitable for various utility, industrial, and commercial applications.
- Low maintenance requirement Its mature design and robust mechanical structure help reduce maintenance workload and support long-term stable operation in demanding environments.
Operating Conditions
-
Ambient temperature
- Maximum: +40 °C
- Minimum: -5 °C
- 24-hour average: ≤ +35 °C
-
Relative humidity
- Daily average: ≤ 95%
- Monthly average: ≤ 90%
-
Altitude
- ≤ 2000 m above sea level
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Installation environment
- Installed on a flat and solid foundation with adequate ventilation to ensure normal heat dissipation. The switchgear shall not be exposed to vibration, impact, or direct heat sources.
- The environment shall be free from excessive dust, corrosive gases, conductive pollution, flammable vapors, and strong electromagnetic interference. Suitable for normal industrial and commercial indoor environments.
- Indoor installation.
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