Product Overview
The JBK5 Control Transformer is designed to supply control power, signal circuits, and lighting systems in industrial machinery and automation panels. Featuring a gas argon arc-welded core, it ensures mechanical strength, reduced vibration, and stable operation in demanding industrial environments.
Main Features
- Robust Construction: Gas argon arc-welded core for mechanical strength
- Low Vibration: Welded core design reduces vibration and noise
- Wide Capacity Range: 40 VA to 2500 VA options available
- High Voltage Rating: Supports AC 50/60 Hz circuits up to 690V
- Tropical Climate Options: “H” for humid and “A” for dry tropical variants
- Stable Operation: Designed for continuous industrial use
- Multiple Mounting Options: Suitable for panel and machine tool installation
Technical Specifications
| Parameter | Specification |
|---|---|
| Rated Capacity | 40 VA to 2500 VA |
| Rated Voltage | Up to 690V AC |
| Frequency | 50/60 Hz |
| Core Construction | Gas argon arc-welded |
| Climate Options | Standard, H (Humid Tropical), A (Dry Tropical) |
| Applications | Control power, signal circuits, lighting |
Technical and Application Notes
The JBK5 transformer uses advanced gas argon arc welding technology to create a solid core structure that minimizes vibration and ensures long-term reliability. This construction method is particularly important for machine tool applications where vibration can affect both the transformer and surrounding equipment.
The tropical climate variants (H and A) are specially designed to withstand harsh environmental conditions, making the JBK5 suitable for use in diverse geographical locations and industrial settings.
Typical Applications
- Machine tool control circuits
- Industrial control panels
- Signal systems and instrumentation
- Industrial lighting circuits
- Automation system power supply
- Equipment isolation and voltage step-down
Ordering Support
When ordering JBK5 control transformers, please specify:
- Required capacity (VA rating)
- Primary and secondary voltage ratings
- Climate variant (Standard, H, or A)
- Mounting requirements
- Protection class requirements
Product Catalog
For detailed specifications, please refer to the product catalog below.

