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Focus on R & D and production of electronic transformers for 26 years. Can be customized as required to meet the requirements of different industries.

Transformer custom service hotline 400-0989-306

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恒牛环形变压器,自产环形铁芯,退火工艺精制
Isolation transformers

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隔离变压器 For welding machine transformer 400W 400V / 220V

Isolation transformer

Product power: 400W Output voltage: 220V Product model: HDB-400 Dimensions: Φ≤133mm, H≤77mm Input voltage: 400V Installation method: 105 * 105 Application field: used for electric welding machine
隔离变压器 For safety isolation transformer 600W 220V / 110V

Isolation transformer

Product power: 600W Output voltage: 110V Product model: HDB-600 Dimensions: Φ≤143mm, H≤83mm Input voltage: 220V Installation method: 120 * 120 Field of use: for safety isolation
隔离变压器 For stepper motor transformer 300W 220V / 48V

Isolation transformer

Product power: 300W Output voltage: 48V Product model: HDB-300 Dimensions: Φ≤127mm, H≤72mm Input voltage: 220V Installation method: 105 * 105 Application area: for stepper motor
隔离变压器 For radio and television power supply transformer 360W 220V / 60V

Isolation transformer

Product power: 360W Output voltage: 60V Product model: HDB-360 Dimensions: Φ≤128mm, H≤73mm Input voltage: 220V Installation method: 105 * 105 Application field: used for radio and television power supply
隔离变压器 For LED lighting transformer 200W 220V / 24V

Isolation transformer

Product power: 200W Output voltage: 24V Product model: HDB-200 Dimensions: Φ≤108mm, H≤65mm Input voltage: 220V Installation method: 90 * 90 Field of use: for LED lighting
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Isolation transformer model list (some examples)
power All copper (HDB series) Half aluminum (HDB-L series) All aluminum (HDB-2L series)
Dimensions
H × Φ (mm)
Installation hole distance
a × b (mm)
Dimensions
H × Φ (mm)
Installation hole distance
a × b (mm)
Dimensions
H × Φ (mm)
Installation hole distance
a × b (mm)
100VA 54 × 98 78 × 78 55 × 100 78 × 78 55 × 103 78 × 78
200VA 65 × 108 90 × 90 66 × 110 90 × 90 72 × 113 90 × 90
320VA 72 × 127 105 × 105 73 × 128 105 × 105 75 × 130 105 × 105
400VA 77 × 133 105 × 105 78 × 135 105 × 105 82 × 135 105 × 105
500VA 79 × 138 115 × 115 85 × 140 115 × 115 90 × 140 115 × 115
800VA 91 × 148 130 × 130 93 × 150 130 × 130 97 × 155 130 × 130
1000VA 97 × 157 130 × 130 100 × 165 130 × 130 102 × 165 135 × 135
Note: The external dimensions can be customized according to customer requirements. For details, please contact customer service & call: 400-0989-306; or log in to our official Taobao factory: http://scczhd.taobao.com

环形变压器外形尺寸、安装尺寸示意图

Isolation transformer performance index list (some examples)
model Power (VA) Primary DC copper resistance (Ω ± 20%) No-load current (≤mA) Load loss
(≤W)
Anti-electrical strength between primary and secondary
(KV)
Adjustment rate
(≤%)
Insulation class
Full load temperature rise
(≤ ℃)
Efficiency (≥%)
HDB-50 50 35 15 1.5 3.5 / 60S 10.5 B 35 88
HDB-100 100 15.5 25 2.5 3.5 / 60S 8.5 B 40 89
HDB-200 200 6.2 35 4.5 3.5 / 60S 7 B 50 90
HDB-500 500 1.9 45 7.5 3.5 / 60S 5.5 B 65 92
HDB-1000 1000 0.85 80 12 3.5 / 60S 5 B 75 93
Remarks: For more examples of models, please log in to our official Taobao shop: http://scczhd.taobao.com

Product features

01

High cost performance, safety and reliability, high efficiency, low loss, good shielding, low magnetic leakage, low temperature rise and low noise;

02

Insulate the electrical of the primary side and the secondary side completely, isolate dangerous voltage, and protect equipment and personal safety;

03

The external dimensions can be adjusted arbitrarily, and the installation methods are diverse to meet the needs of different customers;

04

Isolation transformers are produced using aluminum enameled wire, which can save customers about 20% of procurement costs;

05

Widely used in medical equipment, instruments, power equipment, radio and television, welding machines, new energy, security, railways, etc

06

Fully hold UL, CE, RoHS, CESI, ISO9001 quality system certification.

Transformer installation effect

  • HDY Power Series
  • 特殊安装 Special installation
  • Vertical installation
  • 加接线排BK安装 BK installation
  • 中孔灌封 Mesopouring
  • BK变压器

    BK transformer

Installation method

Packing

custom solutions

Online
Choose the relevant parameters according to your needs

  • rated power
  • Lead length
  • Primary rated voltage
  • Other characteristic requirements:
  • Secondary rated voltage
  • Dielectric strength
  • Application area
  • Terminal insert
  • protective device
  • Power frequency
  • Insulation class
  • Dimensions

Online
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  • Name
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