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10kV 300A On-Load Transformer Tap Changer/Tap Switch for Transformer

Availability:
Quantity:
  • SYTZZ-10/300-7

  • Wukai

1. Overview

This series of on-load tap-changers is designed for three-phase or single-phase oil-immersed on-load voltage-regulating transformers of voltage class 10 kV, rated current in the 100 to 300 A range and frequency 50 to 60 Hz.

2. Model Description

downLoadImg

3. Technical data

Max. rated through-current Ir (A)

100~300

Number of phases

Single-phase/three-phase

Rated frequency (Hz)

50

Rated short-time current (kA)

Thermal stabilization (3s)

2

Dynamic stabilization (peak)

5

Rated step voltage (V)

300

Max. operating positions

9

Rated voltage (kV)

10

Max. operating voltage (kV)

11.5

Applicable transformer connections

Y

Insulation test voltage 1min (kV)

To ground

35

Phase to phase

18

35

First, End

18

Impulse

75

Wight(kg)

40

Matching Controller

Model specifications are shown in the randomized annex

4. Conditions of use

I The place of installation of the on-load tap-changer shall be free from serious dust and explosive and corrosive gases;

I The on-load tap-changer storage atmospheric ambient temperature should be in the range of -25℃~45℃;

I The temperature of the oil shall be within the range of -25 °C to 100 °C when the on-load tap-changer is used in transformer oil;

I When the on-load tap-changer is installed on the transformer, its vertical inclination shall not exceed 2%.

5. Dimensional illustration

11


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