Xishun Integrated Three Phase Voltage Transformer

✅ All-copper windings with vacuum impregnation ensure reliable insulation and stable temperature rise control during long-term, continuous, full-load operation
✅ Electrical isolation between primary and secondary windings effectively filters out grid harmonics and surge impacts, protecting precision components such as servos, industrial control systems, and lasers
✅ Dry, air-cooled design eliminates the risk of oil leaks and fires, making it suitable for long-term, uninterrupted production use in indoor workshop environments
✅ Compact, enclosed sheet-metal cabinet with a well-designed internal airflow path for excellent dust protection and heat dissipation
✅ Separate zones for input and output terminal blocks with clear wiring labels, ensuring safe and convenient maintenance operations

Model: SG-20KVA(AC380V/AC220V)

Rated Capacity: 20 kVA, three-phase, three-wire system
Operating Frequency: 50 Hz/60 Hz
Core: High-permeability cold-rolled grain-oriented silicon steel sheets
Windings: Oxygen-free pure copper enameled wire, vacuum-impregnated as a single unit
Insulation Class: Class F (maximum allowable continuous operating temperature: 155°C)
Overall Operating Efficiency: ≥97%
Voltage fluctuation rate: ≤1.5%
Capable of withstanding a short-term overload of 150% of rated load for 60 minutes
Complete electrical isolation between primary and secondary windings; no additional waveform distortion in the output
Power-frequency withstand voltage: 2000 V/1 min without breakdown or flashover
Operating environment: Ambient temperature -15°C to +40°C, altitude ≤2000 m

Model: SG-40KVA(AC208V/AC380V)

Power Supply Specifications: Single-phase AC 220V, 60 Hz
Rated Power: 3.1 kW
Compatible Laser Power: 3000 W
Temperature Control Mode: Single-temperature, single-control system
Temperature Control Accuracy: ±1 °C
Refrigerant: R32
Rated Operating Current: 14 A
Water Tank Capacity: 12 L
Operating Ambient Temperature: 0°C to 45°C
Built-in water flow protection, refrigerant high/low pressure protection, and overtemperature alarm functions
Dimensions: 620 × 430 × 720 mm

Model: SG-60KVA(AC480V/AC380V)

Rated capacity: 60 kVA; three-phase, three-wire electrical connection configuration
The core is made of cold-rolled grain-oriented silicon steel sheets with high magnetic permeability; the windings use pure copper enameled wire
Compatible with power frequencies of 50 Hz/60 Hz; overall operating efficiency ≥97%
Insulation class: Class F; maximum allowable long-term operating temperature: 155°C
Complete electrical isolation between primary and secondary windings; voltage variation rate ≤ 1.5%; undistorted output waveform

Model: SG-60KVA(AC240V/AC380V)

Rated capacity: 60 kVA; three-phase, three-wire electrical connection configuration
The core is made of cold-rolled grain-oriented silicon steel sheets with high magnetic permeability; the windings are made of pure copper enameled wire
Compatible with power frequencies of 50 Hz/60 Hz; overall operating efficiency ≥97%
Insulation class: Class F; maximum allowable long-term operating temperature: 155°C
Complete electrical isolation between primary and secondary windings effectively filters out common-mode interference and surge pulses from the power grid
Voltage variation rate ≤ 1.5%; output waveform is distortion-free

Model: SG-80KVA(AC480V/AC380V)

Rated capacity: 80 kVA; three-phase, three-wire electrical connection configuration
The core is made of cold-rolled grain-oriented silicon steel sheets with high magnetic permeability; the windings use pure copper enameled wire
Compatible with power frequencies of 50 Hz/60 Hz; overall operating efficiency ≥97%
Insulation class: Class F; maximum allowable long-term operating temperature: 155°C
Complete electrical isolation between primary and secondary windings effectively suppresses common-mode interference and surge transients from the power grid

Model: SG-100KVA(AC480V/AC380V)

Rated capacity: 100 kVA; three-phase, three-wire power supply
The core is made of cold-rolled silicon steel sheets with high magnetic permeability; the windings are made of pure copper enameled wire
Compatible with power frequencies of 50 Hz/60 Hz; overall operating efficiency ≥97%
Insulation class: Class F; withstands a maximum continuous operating temperature of 155°C
Built-in primary-to-secondary electrical isolation structure to suppress common-mode interference from the power grid