medium-voltage-switchgear| manufacturer,Model Selection Guide & price

Product Introduction：This device is a key component in 10-15 kV power systems, distributing high-voltage electricity in substations while providing protection and control. Compliant with IEC/ANSI standards, it’s used in industrial, commercial, and utility networks.

Rated Voltage: 15kV ,12KV,11KV,10KV
Rated Current: 630A–4000A (configurable per load requirements)
Short-Circuit Breaking Capacity: 25kA–50kA (IEC standard)
Insulation Level: 28kV power frequency withstand/75kV lightning impulse
Ingress Protection: IP4X (enclosure)/IP2X (internal compartments)
Operating Mechanism: Spring-charged/motorized/manual

11kv Medium-Voltage Switchgear

Scope of Application：11kV switchgear Typical applications include main distribution rooms in factories, substations in commercial complexes, backup power systems in hospitals, and grid connection points in photovoltaic power plants. The design accommodates various operational configurations, including radial, ring-main, and double-busbar systems.

Rated Voltage: suitable for 15KV/12KV/11kV/10KV distribution systems

Rated Current: Standard ratings of 630A, 1250A, 1600A, 2000A, 2500A, and 3150A

Short-Circuit Withstand Current: 20kA/1s, 25kA/1s, 31.5kA/1s, and 40kA/1s

Insulation Medium: Air-insulated (AIS) or SF₆ gas-insulated (GIS)

Circuit Breaker Type: Vacuum circuit breaker (VCB) or SF₆ circuit breaker

Operating Mechanism: Spring-operated or motor-driven spring-operated

Ring Main Unit (RMU)

Scope of Application：The Ring Main Unit (RMU) is a compact switchgear device used in medium-voltage power distribution systems (typically 10kV–35kV). It is suitable for urban power grids, industrial parks, commercial buildings, rail transit, renewable energy generation, and other applications, enabling ring-network power supply, line protection, and power distribution.

Parameters：Rated Voltage: 10KV/11KV/12kV / 24kV / 40.5kV
Rated Current: 630A / 1250A / 2500A
Short-Circuit Breaking Capacity: 20kA / 25kA / 31.5kA
Protection Level: IP67 (gas compartment) / IP4X (cabinet)
Insulation Medium: SF6 / Vacuum / Dry Air / Solid Insulation

KYN28-12 Metal-Clad Withdrawable Medium Voltage Switchgear

Scope of Application： The KYN28-12 metal-clad withdrawable switchgear is designed for three-phase AC power systems (50Hz or 60Hz, rated voltages of 3.6kV, 7.2kV, 10kV, 11kV, 12kV and 15kV), and is used for power distribution, control, and protection in power plants, substations, industrial plants, and critical infrastructure. It is especially suitable for frequent switching and high-reliability applications.

Rated Current： 630A, 1250A, 1600A, 2000A, 2500A, 3150A
Icw： 25kA/4s, 31.5kA/4s, 40kA/4s
Ipk： 63kA, 80kA, 100kA
IP Rating：IP4X P2X