Customization: | Available |
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Application: | Power, Instrument, Lighting |
Phase: | Single |
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Qinghao JBK control transformer is a type of transformer specifically designed for use in machine tool applications and other industrial control systems. The term "JBK" refers to a Chinese standard (JB/T 8546-1997) that outlines the technical specifications and requirements for this type of transformer. These transformers play a crucial role in providing a stable and reliable power supply to control circuits, ensuring the safe and efficient operation of various machines and equipment.
Please check below quick links for other product types.
Control Transformer | Oil Immersed Transformer | Dry Type Transformer |
Substation Transformer | Switchgear | Distribution Cabinet |
Main Characteristics:
Voltage Transformation: They step down the voltage from the mains supply to a level suitable for control circuits and electronic devices within the machine tool system. This is important because control circuits often require lower voltages than what is available directly from the power grid.
Isolation: By providing electrical isolation between the input and output sides, they protect the control circuitry from electrical noise, spikes, and interference that could otherwise damage sensitive electronics or cause malfunctions.
Stability and Regulation: JBK control transformers are designed to provide a stable voltage output, ensuring consistent performance of the controlled machinery even when the input voltage fluctuates. This is particularly important in industrial settings where power quality can vary.
Safety: They enhance workplace safety by isolating low-voltage control circuits from high-voltage power sources, reducing the risk of electric shock and fire hazards.
Compact Design: Designed with space constraints in mind, these transformers are typically compact and can be easily integrated into machine tool control panels or cabinets.
Durable Construction: Built to withstand harsh industrial environments, they are often encapsulated or sealed to protect against dust, moisture, and mechanical impacts.
When selecting a JBK control transformer for a machine tool application, it's important to consider factors such as the required input and output voltages, power rating (VA), frequency compatibility, and any specific environmental conditions the transformer will be exposed to. Proper sizing and installation according to the machine tool's electrical specifications and local safety standards are essential for optimal performance and safety.
High Voltage:10(6,6.3,10.5,11)KV Connection Symbol:D,yn11 or Y,yn0 Rated Frequency:50Hz/60Hz Low Voltage:0.4(0.415,0.433)KV Tapping Range of HV:±2x2.5% Insulation Level:LI75 AC35/AC3 |
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Rated power (KVA) |
Short-Circuit Impedance(%) | S18 (W) | S13 (W) | S11 (W) | No-Load Current (%) |
Sound pressure dB(A) |
Weight (kg) |
Overall Dimension(mm) | ||||||||
No-Load Loss | On-Load Loss75ºC | No-Load Loss | On-Load Loss75ºC | No-Load Loss | On-Load Loss75ºC | L | W | H | ||||||||
Dyn11 | Yyn0 | Dyn11 | Yyn0 | Dyn11 | Yyn0 | |||||||||||
30 | 4.0 | 60 | 410 | 390 | 65 | 460 | 440 | 75 | 570 | 550 | 1.50 | 50 | 400 | 750 | 560 | 850 |
50 | 75 | 600 | 570 | 85 | 660 | 630 | 90 | 830 | 790 | 1.30 | 50 | 450 | 760 | 640 | 920 | |
63 | 80 | 710 | 680 | 90 | 790 | 760 | 100 | 990 | 950 | 1.20 | 50 | 500 | 770 | 670 | 930 | |
80 | 95 | 860 | 820 | 105 | 950 | 910 | 120 | 1190 | 1140 | 1.20 | 52 | 560 | 840 | 720 | 970 | |
100 | 110 | 1040 | 980 | 125 | 1150 | 1090 | 135 | 1440 | 1360 | 1.10 | 52 | 610 | 870 | 730 | 1020 | |
125 | 120 | 1240 | 1180 | 140 | 1370 | 1310 | 155 | 1720 | 1640 | 1.10 | 54 | 760 | 1040 | 810 | 1020 | |
160 | 145 | 1510 | 1440 | 165 | 1680 | 1600 | 180 | 2100 | 2000 | 1.00 | 54 | 790 | 1100 | 830 | 1070 | |
200 | 170 | 1790 | 1700 | 195 | 1990 | 1890 | 220 | 2480 | 2360 | 1.00 | 56 | 870 | 1190 | 880 | 1070 | |
250 | 210 | 2090 | 2000 | 240 | 2330 | 2220 | 265 | 2910 | 2770 | 0.90 | 56 | 1020 | 1270 | 890 | 1070 | |
315 | 245 | 2510 | 2390 | 280 | 2790 | 2660 | 310 | 3480 | 3320 | 0.90 | 58 | 1180 | 1330 | 940 | 1140 | |
400 | 300 | 2960 | 2810 | 335 | 3290 | 3130 | 375 | 4110 | 3910 | 0.80 | 58 | 1350 | 1410 | 940 | 1210 | |
500 | 350 | 3550 | 3370 | 390 | 3940 | 3750 | 440 | 4920 | 4680 | 0.80 | 60 | 1600 | 1500 | 1050 | 1350 | |
630 | 4.5 | 420 | 4060 | 465 | 4510 | 520 | 5640 | 0.60 | 60 | 2080 | 1600 | 1100 | 1440 | |||
800 | 510 | 4910 | 575 | 5460 | 640 | 6820 | 0.60 | 62 | 2460 | 1670 | 1140 | 1460 | ||||
1000 | 604 | 6740 | 680 | 7490 | 755 | 9360 | 0.60 | 62 | 2750 | 1700 | 1200 | 1490 | ||||
1250 | 710 | 7860 | 795 | 8730 | 885 | 10910 | 0.50 | 65 | 3180 | 1870 | 1250 | 1510 | ||||
1600 | 855 | 9490 | 960 | 10550 | 1065 | 13180 | 0.50 | 65 | 3730 | 1890 | 1290 | 1750 | ||||
2000 | 5.0 | 990 | 11980 | 1115 | 13310 | 1240 | 16640 | 0.40 | 65 | 4560 | 2100 | 1300 | 1800 | |||
2500 | 1165 | 12150 | 1310 | 13490 | 1455 | 19270 | 0.40 | 67 | 5670 | 2150 | 1390 | 1980 | ||||
Note: The above parameters are only for designing and selecting reference, and the final parameters are subject to the actual product. |
Qinghao Electric Co., Ltd. (Hereinafter referred to as Qinghao Electric) is a reliable and specialized power transmission and distribution equipment manufacturer located in Wenzhou City, Zhejiang Province. We are focusing on transformer, substation, switchgear and other power related products' R&D and manufacture from 2010. Our products mainly include oil immersed transformer, dry-type transformer, amorphous alloy transformer, box type substation, pre-installed substation, high and low voltage switchgear.
With more than 20years develop and production efforts, our products are sold to many countries all over the world. Now our products' technical performance has reached the advanced level in power industry, and our company has become a leading professional power distribution manufacturer not only in China but also in the world. With the concept of "world-class transformers, smart solutions", Qinghao Electric is devoting to provide high-quality power for customers. Let us cooperate with a brighter future.
Q: Are you a Manufacturer, factory or Trading company?
A: Yes, we are engaging over 20years in the research and development, production and operation of distribution equipment (transformer, switchgear, substation, etc.).
Q: What's your warranty terms?
A: We offer 24 months warranty time.
Q: How long is the production time?
A: 25 to 45 days or depending on order requirements.
Q: What's your payment terms?
A: T/T, L/C or negotiation.
Q: How do you conduct quality control in your factory?
A: We implement incoming inspection for raw material, in process inspection during production and 100% OQC inspection before delivery to ensure every product is qualified.
Q: Do you have the products in stock?
A: Normally no, but we have raw material stock to shorten production lead time.
Q: How can I trust you?
A: Qinghao Electric has more than 20years manufacturing experience, and cooperated with many customers all over the world. We have many patent certificates, CE certificate, KEMA certificate, ISO9001, ISO14000 certificate. We are the audited supplier of Made-In-China.
Q: What should provide to make custom transformer?
A: Technical drawing and specification documents are the best, or you can list key parameters for designing.
Q: Could I have your catalog and price list?
A: Price may change based on material market. Welcome to contact for accurate price via Made-in-China or company official website.