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ZGS11-ZF series combined transformer for power

The combined transformer for wind (solar) power generation is the stationary transformer equipment which integrates the booster transformer body, switchgear, high-voltage current-limiting fuse, tap switch and corresponding auxiliary equipment. For specificity for (solar) power generation, the reasonable solution is provided for the user, and it is the ideal supporting booster transformer for (solar) power generation.

Technical parameters
Product advantage
External dimensions

1. Voltage

System voltage: 35KV(36.75KV, 38.5KV)

Maximum operating voltage at the high voltage side: 40.5KV

Rated voltage at the low voltage side: 0.69KV

2. Rated frequency: 50Hz

3. Rated insulation level

Industrial frequency withstand voltage of the high-voltage switch: 95KV

Industrial frequency withstand voltage of the transformer body 85KV

Impulse withstand voltage peak value: 200KV

Industrial frequency withstand voltage at the industrial frequency withstand voltage of the transformer: 5KV

4. Number of phases: three-phase

5. Cabinet protection level: oil tank IP68, high and low-voltage chamber IP54, after the high-voltage chamber door is opened IP3X

Transformer capacity (KVA)	High-voltage combination and tapping range			Connection group grade	No-load loss KW	Load loss kW	Impedance %
	High voltage V	Tapping range %	Low-voltage KV
1600	35 36.75 38.5	±2×2.5	0.69	Dyn11	According to customers’ requirements	According to customers’ requirements	6.5
2150
2280

It has the advantages of strong completeness, convenience in installation, short construction cycle, low operating expense, high structure strength, strong corrosion resistance and so on.