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Home > Type B RCD Current Transformer > 400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)
400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)
400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)
400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)
400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)
400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)
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400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)
400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)
400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)
400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)
400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)

400va Industrial Single Phase 220V/380V Input Thransformer (BK-400)

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Product Description

Technical Specifications
Model NO.
BK-400
Product Name
Transformer
Core
Shell-type Transformer
Cooling Method
Dry-type Transformer
Winding Type
Separated Winding
Certification
CCC, CE
Power
400VA
Usage
Single-phase Power Transformer
Shape of Core
EI
Product Size
135*140*140mm
Warranty
1 Year
HS Code
8504401990
Product Description
⚡
400VA Industrial Single Phase 220V/380V Input Transformer (BK-400)
The BK series machine tool control transformer is engineered for circuits of 50~60Hz with voltages up to 500V. It is primarily utilized as a power supply for machine tool electrical components, local lighting, and indicator lamps.
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Structural Characteristics
BK transformers utilize a shell-type design and are configured for vertical installation to maximize space efficiency in industrial cabinets.
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Operating Environment
  • Ambient air temperature: -5ºC to +40ºC.
  • Installation altitude: Not exceeding 1000m.
  • Relative humidity: Up to 50% at +40ºC (higher humidity allowed at lower temperatures, max 90% in damp months).
400va Industrial Single Phase Transformer BK-400
Industrial Transformer View
Single Phase Transformer Detail
Technical Datasheet
Model Power (VA) Input (V) Output (V) Bmax Dmax Emax A±0.4 C±1.5
BK-2525VA380VAC / 220VAC36V / 24V / 12V / 6.3V7680776550
BK-5050VA8794877060
BK-100100VA108951018565
BK-150150VA1081001018575
BK-200200VA1081071018580
BK-300300VA11511512590100
BK-400400VA135140140110100
BK-500500VA135145140110105
BK-10001000VA155160160125130
System Diagram
Our Service & Trade
Service Excellence
  • Prompt reply within 24 hours.
  • Quality products, tested and calibrated.
  • Hospitality and welcoming service.
  • Fast delivery (typically 3-7 days).
Trade Information
  • Terms: FOB, CIF, CFR, EXW.
  • Payment: T/T, L/C, Western Union, Paypal.
  • Conditions: 30% deposit, 70% before shipping.
  • Packing: Neutral carton or wooden case.
Frequently Asked Questions
Q1: What is the main application for the BK-400 transformer? A: It is primarily used as a power supply for machine tool control, local lighting, and indicator lamps in industrial environments.
Q2: Can the input and output voltages be customized? A: Yes, we accept customization for specific voltage requirements beyond the standard 220V/380V input.
Q3: What is the cooling method used for this transformer? A: The BK-400 is a dry-type transformer, which means it uses air cooling rather than oil.
Q4: Is this transformer compliant with international standards? A: Yes, it holds CCC and CE certifications, ensuring compliance with essential safety and quality standards.
Q5: What are the installation requirements? A: It is a vertical-type installation, suitable for environments where the altitude does not exceed 1000m and temperatures stay within -5ºC to +40ºC.
Q6: What is the typical lead time for an order? A: Generally, delivery takes 3-7 working days, or 2-4 working days if the item is currently in inventory.

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