Description
GE 9T51B0013 Single-Phase Dry-Type Control Transformer
Product Dimensions:
The GE 9T51B0013 is a high-quality, dry-type Machine Tool Control Transformer from GE’s (General Electric) industrial components line. These transformers are specifically engineered to provide stepped-down voltages for control circuits, ensuring the reliable operation of electromagnetic devices such as relays, contactors, and solenoids.
Product Detailed Description
The 9T51B0013 belongs to the Core and Coil family of control transformers. It is designed for industrial applications where electromagnetic components require a stable voltage source that is isolated from the main power supply. It features high-quality silicon steel laminations to minimize core losses and increase efficiency.
Technical Parameters
| Feature | Specification |
| Model Number | 9T51B0013 |
| KVA Rating | 0.100 kVA (100 VA) |
| Primary Voltage | 240 x 480 V |
| Secondary Voltage | 120 V |
| Frequency | 60 Hz |
| Temperature Rise | 80°C |
| Insulation Class | 105°C |
| Mounting | Panel / Chassis Mount (Open Core & Coil) |
| Termination | Terminal Board / Screws |
Product Advantages
- High Inrush Capacity: Designed to handle the high momentary inrush current typical of electromagnetic devices (like large contactor coils) without significant voltage drop.
- Compact Footprint: The open-frame design allows for easy integration into space-constrained control panels and machine tool cabinets.
- Durability: Features vacuum-impregnated varnish to protect against moisture, dust, and industrial contaminants, ensuring a long operational lifespan.
- Safety & Compliance: Built to meet UL, CSA, and CE standards, ensuring it meets rigorous safety requirements for industrial machinery.
Important Considerations & Precautions
- Sizing: Ensure the 100 VA rating is sufficient for your continuous load plus the peak inrush requirements of your components. Undersizing can lead to excessive heat and voltage dips.
- Fusing: It is highly recommended to install primary and secondary fusing to protect the transformer and downstream circuits from short circuits and overloads.
- Heat Dissipation: Since this is an 80°C rise transformer, ensure the control cabinet has adequate ventilation to prevent the ambient temperature from exceeding the insulation class limits.
- Wiring: Verify the primary jumper configuration (for 240V vs. 480V) before applying power, as incorrect wiring will lead to immediate failure of the secondary devices or the transformer itself.
Product Applications
The GE 9T51B0013 is a staple in industrial automation and power distribution:
- Machine Tools: Providing 120V control power for lathes, mills, and CNC machinery from a 480V plant supply.
- Motor Control Centers (MCCs): Powering the coils of motor starters and protection relays.
- HVAC Systems: Supplying power to control boards, dampers, and industrial thermostats.
- Panel Building: Used in any custom control panel where a step-down to a standard 120V control voltage is required for safety or standardization.
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
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