High Capacity Rectifier Transformer for Variable Frequency Drive Applications

• Customization: Available
• Application: Power, Rectifier
• Phase: Three
• Model NO.: ZPSG
• Cooling Method: Dry-type Transformer
• Winding Type: Multi-winding Transformer
• Certification: ISO9001-2000, ISO9001
• Usage: Rectifier Transformer, Distribution Transformer
• Frequency Characteristics: Power Frequency
• Shape of Core: Ring
• Brand: Ceeg
• Rated Capacity: 300-3500kVA
• Phases: 9,12,18,27
• Transport Package: International Wooden Case or According to Client′s
• Trademark: CEEG
• Origin: Jiangsu, China
• Production Capacity: 10

Product Description

CEEG's innovative variable frequency phase-shifting rectifier transformer is expertly engineered to deliver multiphase rectified power for both medium and high-voltage frequency converters, ensuring optimal performance and reliability.This state-of-the-art product finds extensive applications in power plant boiler fans, water supply systems, metallurgy, chemical industry, as well as urban municipal engineering automatic control systems, making it an indispensable component across diverse sectors.Our comprehensive product range encompasses 9-phase, 12-phase, 18-phase, and 27-phase rectifier frequency conversion transformers. Available in both self-cooled and air-cooled variants, these transformers are renowned for their compact size, remarkable overload capacity, minimal partial discharge, exceptional short-circuit resistance, flame retardant properties, reduced noise levels, and an impressive 40% energy savings.

Product Features
1. Utilizing NOMEX insulation material with class-C insulation, our transformers deliver superior insulation benefits including heat resistance, flame retardancy, fireproofing, and non-polluting attributes.

2. The core material is meticulously crafted from high-quality cold-rolled silicon steel sheets, ensuring durability and performance.

3. Stepping Process: The core boasts a sophisticated multi-step positioning structure that effectively prevents both lateral and longitudinal displacement, enhancing stability.

4. Harmonic Filtering: Employs advanced technologies to proficiently suppress and filter harmonics, significantly extending motor life and improving efficiency.

5. Safety and Reliability: Featuring windings in various structural formats with robust short-circuit resistance, complemented by a specialized air-cooling system that ensures optimal cooling efficiency.

6. High Efficiency and Energy Savings: Offers robust overload capacity, impressive 40% energy savings, low partial discharge, and minimal noise, making it a high-performing and eco-friendly choice.

7. Exhibits excellent moisture resistance, strong impact resistance, and eliminates cracking phenomena, ensuring long-term durability.

9. Environmentally friendly design, easily decomposable at the end of its lifecycle, promoting sustainability.

10. Versatility: Perfectly meets the diverse requirements of various frequency conversion systems, with product capacities extending up to 9000KVA and capable of achieving up to 72-pulse rectification.

Technology Innovation

1. Reduced Harmonics: The secondary side employs an extended delta connection, significantly reducing harmonic components in the input current for smoother performance.

2. Industry Pioneer: Proudly the first Chinese manufacturer to successfully pass testing by the National Transformer Quality Supervision and Testing Center, setting a benchmark in quality and reliability.

3. Leading Manufacturer: Recognized as the largest Chinese manufacturer specializing in high-capacity frequency conversion transformers, leading the industry with innovative solutions.

4. Advanced Secondary Design: Features a uniquely phase-shifted secondary side with a meticulously layered lead structure, offering a visually appealing and functionally superior design.

Technical Specification

TYPE	UK%	Io%	LPA(AN) Db	L x B x H	I	F	K	Kr	Number of sub-side groups	Weight(kg)
ZPSG-300/6	8-10	1.2	≤65	900x615x1780	530		275	335	18	1120
ZPSG-400/6		1.2		940x615x1780	490		295	355		1240
ZPSG-500/6		1.2		980x615x1780	485		290	350		1330
ZPSG-600/6		1.2		1005x615x1780	480		300	360		1500
ZPSG-700/6		1		1050x615x1780	490		297	357		1700
ZPSG-750/6		1		1090x615x1780	500		310	370		1770
ZPSG-800/6		1		1080x915x1780	500		288	348		1790
ZPSG-900/6		0.9		1080x615x1780	500		291	351		1980
ZPSG-1000/6		0.9		1125x615x1780	510		281	341		2130
ZPSG-1100/6		0.9		1180x615x1780	525		295	355		2400
ZPSG-1250/6		0.9		1285x615x1780	535	20	308	368		2710
ZPSG-1350/6		0.8		1250x760x1995	545		320	380		2630
ZPSG-1500/6		0.8		1210x760x1995	550		325	385		2730
ZPSG-1750/6		0.8		1220x760x1995	560		365	425		3200
ZPSG-1900/6		0.7		1235x760x1995	575		344	404		3370
ZPSG-2000/6		0.7		1245x760x1995	570		342	402		3450
ZPSG-2250/6		0.7		1260x760x1995	575		355	415		3680
ZPSG-2500/6		0.7		1285x760x1995	580		365	425		3990
ZPSG-2750/6		0.6		1345x760x1995	600		366	426		4480
ZPSG-3000/6		0.6		1470x760x1995	610		351	411		4750
ZPSG-3500/6		0.6		2020x760x1995	695		630	396		6945