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Gas-Insulated Ring Main Switchgear
HP-ELS-V Eco-Gas Insulated Switchgear (C-GIS)
12/24/40.5 kV C-GIS using dry air or nitrogen instead of SF6 — fully welded stainless-steel gas tank up to IP67, vacuum interruption and complete five-prevention interlocking.
HP-SRM SF6 Gas-Insulated Ring Main Unit
Modular SF6 RMU for 12/24/40.5 kV: C/F/V/SV/SL/M/PT units freely combined in a sealed IP67 gas tank, with left/right extension and flexible cable entry.
HP-ELS Eco-Gas Insulated Ring Main Unit
Vacuum-interruption RMU with eco-gas main insulation at zero/micro positive pressure (≤0.02 MPa) — unencapsulated main circuit, built-in data acquisition and online monitoring for smart distribution.
XGN□-12/24 Indoor Air-Insulated Ring Main Unit
Box-type fixed metal-enclosed RMU for 12/24 kV ring networks and terminal distribution — GB 3906 / IEC 298 compliant with full five-prevention interlocking; SF6 maintenance-free load switch inside.
HP-SIS-12 Solid-Insulated Ring Main Unit
Fully insulated, fully enclosed, maintenance-free vacuum RMU — epoxy-cast live parts and solid insulated busbars, ideal for harsh environments from high altitude to heavy pollution.
XGW□-12 Box-Type Switching Station (Ring Main Unit)
Outdoor intelligent switching station integrating 12/24 kV switchgear, FTU/RTU, metering and UPS in one sealed stainless-steel enclosure — no civil works, small footprint, fast deployment.
Primary–Secondary Integrated Ring Main Cabinet
Eco-gas RMU + DTU in one outdoor enclosure for urban cable rings: metering-grade line-loss acquisition, small-current earth-fault location, 128-pt/cycle fault recording and local fault isolation.
DFW8-12 HV Cable Distribution Box
European-style 12 kV cable branching box with double-side doors and butt-sleeve busbars — compact, neat cable layout, DIN 47636 joints, 630 A bolted connectors.
(YBH)GF-40.5 PV / Wind Prefabricated Substation
Box substation purpose-built for PV and wind plants: AC/DC system, inverter, low-loss transformer and controls in one compact enclosure — IP68 oil tank, IP54 compartments, up to 38.5 kV / 6300 kVA.
HBBWG PV Grid-Connection Cabinet
LV grid-tie cabinet for 400 V distributed PV: anti-islanding protection, auto reclosing on voltage recovery, sealed metering bay and smart telecom — built on MNS/GCS/GCK/GGD frames to suit the site.
KYN28A-12 Metal-Clad Withdrawable Switchgear
Armoured withdrawable AC metal-enclosed switchgear for 3.6–12 kV networks — up to 3150 A and 50 kA, IP4X bolted enclosure, accepting VD4/VS1/VH1/VK/ZN28 breakers, with full anti-misoperation interlocking.
KYN61-40.5 Metal-Clad Withdrawable Switchgear
Indoor 40.5 kV armoured withdrawable switchgear up to 3150 A / 31.5 kA — floor-rolling breaker truck, composite-insulated vacuum breakers with 10,000-operation life, forced mechanical five-prevention interlocks.
YB□-12 Prefabricated Substation
Compact 12 kV HV/LV box substation in delta (P) or rectangular (M) layout — HV ring-main, transformer and LV rooms factory-integrated; 10–1250 kVA, RTU-ready for four-remote distribution automation.
10–40.5 kV Prefabricated Cabin Substation
Container-class substation fully built, wired and tested in the factory and shipped as one cabin — 40-year anti-corrosion shell, 3-hour fire-rated walls, refrigerator-grade insulation, smart fire-alarm and access control.
GGD Fixed LV Distribution Cabinet
Classic fixed-type 380 V switchboard up to 3150 A with 129 main-circuit schemes in 298 specs (GGD1/2/3 at 15/30/50 kA) — high breaking capacity, strong dynamic-thermal stability, flexible assembly.
GCK Withdrawable LV Switchgear
PC + MCC withdrawable switchboard for 660 V / 3150 A systems — 80 kA/1 s horizontal-bus withstand, IP40, many circuits per cabinet with local/remote/automatic operation.
GCS Withdrawable LV Switchgear
Computer-interface-ready withdrawable switchboard for plants and petrochemical sites: 380/660 V up to 4000 A, busbars withstand 80 kA/176 kA, MCC cabinets pack up to 22 circuits with 32-pair secondary connectors.
MNS Withdrawable LV Switchgear
Factory-built-assembly (FBA) modular switchboard on E=25 mm C-profiles — main busbar to 5000 A, 100 kA/1 s withstand; PC, MCC and auto power-factor cabinets in one standardised system.
JP Outdoor Integrated Distribution Box
Pole-mounted all-in-one box for 30–400 kVA transformers: metering, feeders and reactive compensation with short-circuit, overload, over-voltage and residual-current protection — IP54, the grid-upgrade workhorse.
XL-21 Power Distribution Box
Wall-mounted indoor power/lighting box for three-phase systems below 500 V — fully enclosed C/8MF-profile body, on-load rotary isolating switch, ≤ 800 A with rich wiring schemes.
VD□-12/24 GIS Vacuum Circuit Breaker
Breaker + disconnector module for gas-insulated cabinets: 20 kA/4 s · 25 kA/3 s withstand, 10,000-operation breaker life, ≤ 60 μΩ loop resistance and ≤ 2 ms phase asynchronism.
ZW32-12 Outdoor Pole-Mounted Vacuum Breaker
10 kV feeder workhorse for urban and rural grids: 20/25 kA breaking with 30 full-fault operations, 10,000-cycle mechanical life, optional built-in disconnector and CT, −45…+40 °C service.
VS1-12 Indoor Vacuum Circuit Breaker
Fixed indoor 12 kV breaker with mechanism-body integration and solid-sealed poles — up to 4000 A / 40 kA, 20,000 mechanical operations and 50 full-fault interruptions; mates with XGN fixed switchgear.
FLN36 SF6 Load Switch & Fuse Combination
Indoor SF6 load switch family (FLN36 / FLRN36, 12 & 24 kV) with Close-Open-Earth three-position interrupter, visible pressure gauge, safety diaphragm and optional touch-safe cable heads — to GB 3804 / GB 16926 / IEC 60265 / 60420.
S□-M Oil-Immersed Power Transformer
Sealed mineral-oil distribution transformers, 30–2500 kVA at 10/10.5 kV — grain-oriented core with multi-step 45° mitred joints, corrugated tank breathing with the oil, maintenance-free with no oil change.
Amorphous-Alloy 3D Wound-Core Oil Transformer
Ultra-efficient oil transformer pairing amorphous-alloy cores with 3-D wound-core technology — no-load losses cut to a fraction of silicon-steel units (e.g. 100 kVA at just 60–75 W), 30–2500 kVA.
SC(B) Epoxy-Resin Dry-Type Transformer
Vacuum-cast epoxy dry transformer, 30–2500 kVA: flame-retardant and self-extinguishing, +40 % output under AF forced-air cooling, long-term service at Class F 155 °C or Class H 180 °C.
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Last updated · January 2026
