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COMPLETE ELECTRICAL EQUIPMENT · PRODUCT SELECTION MANUAL
Product Selection Manual for Complete Electrical Equipment Series
Covering all voltage levels from 0.4kV to 40.5kV: high-voltage complete electrical assemblies, low-voltage distribution equipment, fire-certified equipment, prefabricated compact substations and power transformers, with high- and low-voltage complete products manufactured under Schneider Electric authorization. Manufactured to GB 3906-2020, IEC 62271 and other standards, meeting the distribution needs of urban power networks, industrial plants, municipal construction and renewable energy stations.
Schneider Authorized CCCF Fire Product Certification IATF 16949 System Certification Multi-country product liability insurance coverage
40.5 kV Max Voltage Class
5 Major Product Series
4000 A Max Busbar Current
20000 kVA Transformer Capacity
Product Overview
Product Series OverviewFive major product series cover all voltage levels from 0.4kV to 40.5kV, from final distribution to 35kV main-transformer supply, selected by scenario and configured on demand.
High-Voltage Complete Electrical Assemblies
HV Complete Switchgear 3.6 – 40.5 kV KYN61, KYN28, XGN2, HXGN and SM6 ring main units (RMU) with outdoor switching stations — core equipment for distribution networks. View Details →Low-Voltage Distribution Equipment
LV Distribution Equipment 10 – 4000 A GGD and GCS low-voltage cabinets plus a full range of compensation, dual-power, power distribution, metering and lighting units — the mainstay of factory and building distribution. View Details →Fire-Certified Equipment
Fire-Certified Control Equipment 2.2 – 110 kW WLXFB fire pump and WLFPY fan dual-power control equipment, CCCF certified with AB certificate. View Details →Prefabricated Substations & Transformers
Prefabricated Substation & Transformer 630 – 20000 kVA YB European-type compact substations with S20-M, SCB18 and SZ22 power transformers — install and use right away. View Details →Schneider Authorized Series
Schneider Authorized Series Up to 7000 A PrismaSeT, BlokSeT and SM AirSeT intelligent LV/MV distribution — your expert for digital operations and maintenance. View Details →High-Voltage Complete Electrical Assembly Series
HV Complete Switchgear Series · 3.6 – 40.5 kVCompliant with GB 3906-2020 (3.6~40.5kV AC metal-enclosed switchgear and controlgear), covering armored withdrawable, fixed-type, ring-main and outdoor switching station structures in full — the core equipment of urban distribution networks and industrial substations.
01
1 40.5 kV · Armored Withdrawable
KYN61-40.5 Armored Withdrawable AC Metal-Enclosed Switchgear
Armored Removable AC Metal-Enclosed Switchgear
40.5kV indoor AC metal-clad withdrawable switchgear for 35kV substations and large industrial power supply systems. Circuit breakers on mid-mounted trucks can be easily withdrawn for maintenance, offering high reliability, high safety and excellent system stability.
Rated Voltage 40.5 kV
Rated Short-Time Withstand 31.5 kA/4s
Enclosure Protection IP4X
- Armored withdrawable structure; circuit breaker easily withdrawn for maintenance Armored Withdrawable Design
- Main busbar 1250~2500A, suitable for large-capacity power supply 1250–2500A Main Busbar
- DC110/220V · AC220V optional Flexible Control Supply
Rated Voltage 40.5 kV
Frequency 50 Hz
Busbar Current 1250 / 1600 / 2000 / 2500 A
Breaking Current 31.5 kA
Short-Time Withstand 31.5 kA/4s
Rated Peak Withstand / Short-Circuit Making Current (Peak / Closing) 80 kA / 80 kA
IP Rating IP4X
Control Supply DC110/220V · AC220V
Standards GB 3906-2020
KYN61-40.5 Indoor Metal-Clad Withdrawable Switchgear
02
2 3.6 – 12 kV · Mid-Mounted
KYN28-12 Indoor Metal-Clad Withdrawable Switchgear
Indoor Metal-Clad Withdrawable Switchgear
The most widely used mid-mounted cubicle for 12kV distribution networks, with internal arc protection class IAC AFLR, widely serving urban distribution networks, industrial plants, commercial complexes and booster stations of renewable energy plants.
Rated Voltage 3.6 – 12 kV
Internal Arc IAC AFLR
Enclosure Protection IP4X
- Internal arc IAC AFLR classification, high safety redundancy Internal Arc IAC AFLR
- IP2X protection maintained even when compartments and breaker cubicle are open Compartment IP2X
- Full range 630~1250A with strong interchangeability 630–1250A Range
Rated Voltage 3.6 / 7.2 / 12 kV
Frequency 50 Hz
Busbar Current 630 / 1250 A
Breaking Current 20 / 25 / 31.5 kA
Short-Time Withstand 20 / 25 / 31.5 kA/4s
Rated Peak Withstand / Short-Circuit Making Current (Peak / Closing) 50 / 63 / 80 kA
IP Rating IP4X (IP2X when compartments and breaker cubicle are open)
Internal Arc IAC AFLR
Standards GB 3906-2020
KYN28-12 Indoor Metal-Clad Withdrawable Switchgear
03
3 3.6 – 12 kV · Fixed-Type
XGN2-12 Box-Type Fixed Metal-Enclosed Switchgear
Box-Type Fixed Metal-Enclosed Switchgear
Box-type fixed metal-enclosed switchgear with compact structure and fixed installation; cost-effective, ideal for compact distribution rooms, terminal substations and municipal distribution projects.
Rated Voltage 3.6 – 12 kV
Structure Box-Type, Fixed
Enclosure Protection Not lower than IP4X
- Fixed-type structure, economical and reliable with easy maintenance Fixed-Type · Cost-Effective
- Box-type enclosed design with small footprint Compact Box-Type Design
Rated Voltage 3.6 / 7.2 / 12 kV
Busbar Current 630 / 1250 A
Breaking Current 20 / 25 / 31.5 kA
Rated Peak Withstand / Short-Circuit Making Current (Peak / Closing) 50 / 63 / 80 kA
IP Rating Not lower than IP4X
Standards GB 3906-2020
XGN2-12 Box-Type Fixed Metal-Enclosed Switchgear
HXGN-12 Box-Type Fixed Enclosed Ring Main Unit
Box-Type Fixed Closed Ring Main Unit
Rated Voltage 12 kV
Rated Current 630 A
Rated Short-Time / Peak Withstand 20 kA · 63 kA
Lightning Impulse / Power-Frequency Withstand 75 / 42 kV
Protection Degree / Mechanical Life IP3X · Load switch 5000 operations
Unit Configuration Load switch · Switch-fuse combination · Circuit breaker · Metering PT
SM6-12kV AC Metal Gas-Insulated Ring Main Unit
AC Metal-Enclosed Gas-Insulated Ring Main Unit
Rated Voltage 12 kV
Rated Current 630 A
Rated Short-Time Withstand Current 20 kA/4s
Rated Gas Pressure 0.05 MPa
Cabinet Dimensions W375/500/750 × D840 × H1600 mm
Standards IEC 62271-200 · GB/T 3906
DFW-K-12/630 Outdoor HV Cable Branch Box with Switch
Outdoor HV Cable Branch Box with Switch (Switching Station)
Rated Voltage 12 kV
Rated Current 630 A
Installation Method Outdoor · Switching Station
Typical Applications Cable Branching · Ring Main Supply
Low-Voltage Distribution Equipment Series
LV Distribution Equipment Series · Up to 4000 ACovering the full range of withdrawable switchgear, fixed-type distribution cabinets, reactive power compensation, dual-power transfer, power, metering and lighting distribution — a complete LV distribution solution for factories, buildings and municipal facilities.
04
4 400 – 4000 A · Withdrawable
GCS LV Withdrawable Switchgear
Low-Voltage Withdrawable Switchgear
GCS LV withdrawable switchgear with horizontal main busbars up to 4000A (incoming cabinets up to 8000A); drawer units are highly interchangeable and easy to maintain, widely used for LV distribution and motor control centers in power plants, petrochemical, metallurgy and large buildings.
Rated Current Up to 4000 A
Rated Voltage 380 – 690 V
Protection Degree IP41
- Withdrawable units, easy interchange and maintenance Withdrawable Units · Easy Maintenance
- Overvoltage category IV, excellent dielectric performance Overvoltage Category IV
- Continuity of protective circuit ≤0.1Ω, reliable earthing Earthing Continuity ≤0.1Ω
Rated Voltage 380 / 400 / 690 V
Frequency 50 Hz
Overvoltage Category IV
Main Busbar Up to 4000A (incoming cabinets up to 8000A)
Feeders / Motors 400 / 630 / 800 A · 100~800 A
Short-Time Withstand Main busbar 30kA · Vertical busbar 20kA
Peak Withstand Main busbar 63kA · Vertical busbar 30kA
Dielectric Performance / Continuity of Protective Circuit 2500V · ≤0.1Ω
Protection / Mechanical Strength IP / IK IP41 · IK10
GCS LV Withdrawable Switchgear
05
5 400 – 4000 A · Fixed-Type
GGD AC LV Distribution Cabinet
AC Low-Voltage Power Distribution Cabinet
GGD AC LV distribution cabinet with high breaking capacity (main busbar short-time withstand 50kA, peak 105kA); highly universal cabinet design — the classic economical choice for industrial and civil LV distribution.
Rated Current Up to 4000 A
Short-Time Withstand 50 kA
Structure Fixed-Type
- High breaking capacity, main busbar short-time withstand 50kA 50kA Short-Time Withstand
- Fixed installation, economical and reliable Fixed-Type · Economical & Reliable
Rated Voltage 380 / 400 / 690 V
Rated Current Up to 4000 A (distribution cabinets 400/630/800 · motor cabinets 100~800A)
Short-Time Withstand Main busbar 50kA · Vertical busbar 30kA
Peak Withstand Main busbar 105kA · Vertical busbar 80kA
Overvoltage Category IV
GGD AC LV Distribution Cabinet
GGJ LV Reactive Power Compensation Device
Low-Voltage Reactive Power Compensation Device
Rated Compensation Capacity 60 – 420 kvar
Compensation Method Three-phase / mixed compensation
Switching Elements Composite Switch
Additional Functions Harmonic suppression function
JP Intelligent LV Integrated Distribution Box
Intelligent Low-Voltage Integrated Distribution Box
Main Busbar Rated Current 100 – 630 A
Rated Operational Voltage 400 V
Short-Time Withstand / Compensation Capacity 20kA · 10~240 kvar
Installation / Protection Outdoor type · IP44
Compensation Method Three-phase + single-phase combined · composite switch · harmonic suppression
10~250 A WJXF Distribution Box Distribution Box
Multi-circuit metering and distribution control, suitable for terminal distribution in buildings and industrial sites.
10~400 A WXL-21 Power Distribution Cabinet Power Cabinet
Motor control and power distribution, classic economical solution, for both indoor and outdoor use.
10~400 A WSDY Dual-Power Cabinet Dual-Supply Cabinet
Dual-power automatic transfer ensures continuous supply for critical loads such as fire protection systems and hospitals.
4 Circuits Metering and Lighting Boxes Metering & Lighting
WRXD2 / WRXS2 single-phase and three-phase multi-meter metering boxes and XMPZ lighting distribution boxes, up to 4 circuit outputs, protection IP30~IP44.
Fire-Certified Equipment Series
Fire-Certified Control Equipment · CCCFWLXFB fire pump control equipment and WLFPY smoke-exhaust fan dual-power control equipment are all certified under the national CCCF fire product certification with AB certificates, covering 2.2~110kW, providing compliant and reliable control for fire pumps and smoke exhaust systems.
06
6 2.2 – 110 kW · Fire Pump
WLXFB Fire Electrical Control Device (Fire Pump Control Equipment)
Fire Electrical Control Device · Fire Pump Control
Dedicated electrical control device for fire pump control, supporting direct starting and star-delta reduced-voltage starting; cabinet in GGD standard type, all power ratings certified under CCCF fire product certification with AB certificates.
Certification CCCF · AB Certificate
Power Range 2.2 – 110 kW
Starting Method Direct / Star-Delta
- CCCF certification and complete AB certificates across all power ratings Full-Range CCCF Certified
- Optional direct starting or star-delta reduced-voltage starting DOL & Star-Delta Starting
Product Models WLXFB / WLXFB2
Power Ratings 2.2 / 7.5 / 15 / 18.5 / 22 / 30 / 37 / 45 / 55 / 75 / 90 / 110 kW
Starting Direct starting · Star-delta reduced-voltage starting
Cabinet GGD-2200×1000×600 · 2200×800×600 mm
Certification CCCF · AB Certificate
WLXFB Fire Pump Control Equipment · CCCF Certified
07
7 2.2 – 37 kW · Smoke Exhaust / Fire-Protection Fan
WLFPY-S / WLFPY-D Fire Electrical Control Devices
Fire Electrical Control Device · Smoke Ventilation Fan & Dual Power
Dual-power control equipment for smoke exhaust/fire-protection fans, integrating two-speed (S series) and single-speed (D series) fan control with dual-power automatic transfer; cabinets in WXL21 / WGXF standard types, CCCF certified with AB certificates.
Certification CCCF · AB Certificate
Power Range 2.2 – 37 kW
Function Two-Speed · Dual-Power
- Two-speed fan control (S series) and single-speed (D series) Two-Speed & Single-Speed Control
- Dual-power automatic transfer, mutual switchover at the load end Automatic Transfer Switch
Product Models WLFPY-S / WLFPY-D
Power Ratings 2.2 / 4.5 / 7.5 / 11 / 18.5 / 30 / 37 kW (two-speed up to 37/24 kW)
Cabinet WXL21-800×400×1800 · WGXF-800×200×1000 mm
Certification CCCF · AB Certificate
WLFPY Dual-Power Control Equipment for Smoke Exhaust/Fire-Protection Fans · CCCF Certified
Prefabricated Substation & Transformer Series
Prefabricated Substations & Transformers · 630 – 20000 kVAYB European prefabricated substations and the full range of S20-M, SCB18 and SZ22 power transformers pass complete inspection by authoritative quality-inspection bodies before leaving the factory, providing one-stop power transformation and distribution solutions for renewable energy stations, municipal and industrial users.
Compact Substation
YB-12/0.4 Prefabricated Compact Substation
High / Low Voltage Prefabricated Substation
HV/LV prefabricated compact substation, prefabricated at the factory and ready to install and use on site, with an annual delivery capacity of 300 units.
Rated Capacity 630 – 2500 kVA
Rated Voltage 10 / 0.4 kV
Frequency 50 Hz
Protection Degree IP44 · IK10
10kV
S20-M Oil-Immersed Power Transformer
Oil-Immersed Power Transformer
Low-loss oil-immersed distribution transformer with Dyn11 vector group, ONAN cooling and non-circular concentric windings.
Rated Capacity 630 – 2500 kVA
Rated Voltage / Tapping 10 / 0.4 kV · ±2×2.5%
Vector Group / Cooling Dyn11 · ONAN
Insulation Level HV 12/75/85/35 kV · LV AC 5 kV
10kV
SCB18 Dry-Type Power Transformer
Dry-Type Power Transformer
Epoxy-resin cast dry-type transformer with AN/AF cooling, class F insulation heat resistance, flame-retardant, eco-friendly and maintenance-free.
Rated Capacity 630 – 2500 kVA
Rated Voltage / Cooling 10 / 0.4 kV · AN/AF
Thermal Insulation Class Class F
Insulation Level HV 12/75/35 kV · LV AC 3 kV
35kV
SZ22 Power Transformer
35kV Power Transformer
Large-capacity 35kV power transformer for main-transformer step-up / step-down and large industrial power supply applications.
Rated Capacity 12500 – 20000 kVA
Rated Voltage / Tapping 35 / 10.5 kV · ±3×2.5%
Vector Group / Cooling YNd11 · ONAN
Insulation Level HV 40.5/200/220/85 kV · LV 12/75/85/35 kV
Authorized Manufacturing by Schneider Electric
Schneider Electric Authorized ManufacturingThe company has built Schneider Electric-authorized HV/LV complete electrical production lines, introducing a new generation of intelligent LV/MV distribution technology and IoT-based digital solutions to comprehensively improve the safety, reliability and serviceability of distribution systems.
7000 A PrismaSeT Intelligent LV Switchboard Intelligent LV Switchboard
Busbar rated current up to 7000A, short-time withstand 100kA/1s, internal arc per IEC 61641 85kA/0.5s, seismic M9 (0.3g).
4000 A BlokSeT Standardized Distribution Pre-intelligent LV Distribution
Rated current 4000A, short-time withstand 185kA/1s, protection IP30/IP31/IP54 (corresponding to IK07/IK08/IK10).
24 kV SM AirSeT Ring Main Unit Green Gas-Insulated RMU
Dry-air insulated, SF6-free, rated 630A, short-time 20kA/4s, compliant with IEC 62271-200 / GB/T 3906.
IoT Digital Distribution Ecosystem Digital Ecosystem
PSO power monitoring, PME energy management, EcoStruxure IoT cloud gateway and remote O&M expert — end-to-cloud full lifecycle management.
Life Is On
Digital LV/MV Distribution Solutions
Digital Medium & Low Voltage Distribution Solutions
IoT-based digital LV/MV distribution solutions connect the entire business lifecycle from device to cloud, enabling preventive maintenance and ensuring safe, reliable and efficient operation of distribution systems.
- PSO Power Monitoring System · PME Energy Management System Power Monitoring & Energy Management
- EcoStruxure IoT Cloud Gateway · Remote O&M Expert IoT Cloud Gateway & Remote O&M Expert
- Meets DL / SGCC standardized design requirements, passed 2500m high-altitude testing DL/SGCC Standardized Design · 2500m Altitude Test
Selection Comparison
Scenario-Based Selection GuideQuickly match product series and specification ranges to application scenarios; the full range of distribution products is certified by authoritative quality-inspection bodies with multi-country product liability insurance coverage.
SCENARIO
RECOMMENDED
Specifications RANGE
35kV / 10kV Substations Substations & Switchrooms
KYN61-40.5 / KYN28-12 HV Switchgear HV Metal-Clad Switchgear
3.6 – 40.5 kV
Urban Ring Main / Terminal Distribution Ring Main & Terminal Distribution
SM6 / HXGN RMU · XGN2 Fixed-Type Cabinets Ring Main Units
12 kV · 630 A
Outdoor Cable Branching / Switching Stations Cable Branching & Switching
DFW-K Outdoor HV Cable Branch Box Outdoor Cable Branch Box
12 kV · 630 A
Factory / Commercial Complex LV Distribution Factory & Commercial LV
GCS / GGD LV Switchgear LV Switchgear
Up to 4000 A
Reactive Power Compensation / Metering / Lighting Compensation & Metering
GGJ / JP / WJXF / Metering Box Series Compensation & Metering Boxes
60 – 420 kvar
Fire Pumps / Smoke Exhaust Fans Fire Pump & Smoke Fans
WLXFB / WLFPY Fire Control Equipment Fire Control Devices
2.2 – 110 kW
Construction Sites / Municipal / Renewable Energy Stations Construction · Utility · Renewables
YB-12/0.4 Prefabricated Compact Substation Prefabricated Substation
630 – 2500 kVA
Main-transformer step-up / step-down / Large industrial supply Power Transformation
S20-M / SCB18 / SZ22 Power Transformers Power Transformers
Up to 20000 kVA
Wolun Group Production Base · Wolun Electric
Smart Manufacturing Base
Smart Manufacturing Base
The production base of Sichuan Wolun Electric Manufacturing Co., Ltd. is located in Zigong, Sichuan, covering approx. 70,000 ㎡ (105 mu) with a total investment of approx. CNY 320 million. An intelligent factory of approx. 50,000 ㎡ has been built, featuring fully automatic precision sheet-metal lines, fully automatic intelligent coating lines, intelligent MV/LV switchgear lines, charging-pile prefabricated substation lines, fire control device lines, HV/LV assembly lines and fully automatic product testing lines, with an annual delivery capacity of 300 European-type compact substations.
Production Base Zigong, Sichuan
Site Area approx. 70,000 ㎡
Total Investment approx. CNY 320 million
Intelligent Factory approx. 50,000 ㎡
Wolun Group Production Base · Zigong, Sichuan
Certification and Assurance
Certifications & AssuranceThe full range of products passes testing and certification by national authoritative quality-inspection bodies; fire equipment is CCCF certified, and production and quality control are organized per various management system standards.
Product Certifications
Product CertificationsStandards
Executed StandardsSystem Certifications
Management System CertificationsCorporate Honors
Certificates of HonorManufacturing powered by service · Service powered by manufacturing
Service-Driven Manufacturing | Manufacturing-Based Services
The full range of distribution products is certified by authoritative quality-inspection bodies with multi-country product liability insurance coverage. From China to the world, let us build a safer, smarter and more sustainable power transmission and distribution future together.
Sichuan Wolun Electric Co., Ltd. SICHUAN WOLUN ELECTRIC CO., LTD.
A service provider of integrated wind-solar-storage-charging energy systems; an industrial, diversified, high-tech group company.
Company Address
- Wolun New Energy Group Co., Ltd.: 四川省成都市锦江区琉璃路8号5栋1单元26层2602号
- Sichuan Wolun Electric Manufacturing Co., Ltd.: 四川省自贡市大安区新民镇天元街108号
Contact Information
- Group Hotline: +86 028-68938363
- Factory Hotline: +86 0813-5308858
- Domestic Sales Hotline: +86 188 2888 5368
- Domestic Sales Email: wolunxs@wolungroup.com
- International Sales Hotline: +86 188 2888 5328
- International Sales Email: wolunhw@wolungroup.com
- After-Sales Hotline: 400 604 1668
WOLUN NEW ENERGY GROUP COMPLETE ELECTRICAL EQUIPMENT SERIES
