Case Study: A manufacturing plant reduced downtime by 20% using the 9T58K2812 in a machine tool control system, leveraging its moisture-resistant design and quick-terminal replacements.
1. Product Description The GE 9T58K2812 is a 1 kVA single-phase dry-type control power transformer engineered for industrial and commercial applications requiring reliable voltage conversion. Part of GE’s 9T58K series, the 9T58K2812 features a fully encapsulated epoxy coil and welded core, providing superior protection against moisture, dust, and vibration. With selectable primary (240/480 VAC) and secondary (120/240 VAC) voltages, it supports flexible configurations for machine tools, control panels, HVAC systems, and lighting circuits. The transformer’s rugged design includes finger-safe terminals, pressure plate connections, and an 180°C temperature class (IS-12), ensuring safety and durability in harsh environments. Certified to CE, CSA, and UL standards (File No. E2739), the 9T58K2812 delivers stable performance with a 4:1 turns ratio, making it ideal for critical industrial operations.
2. Technical Parameters
Parameter
Specification
Power Rating
1 kVA
Phase
Single-phase
Frequency
60 Hz (50 Hz compatible)
Primary Voltage
240/480 VAC (selectable)
Secondary Voltage
120/240 VAC (selectable)
Turns Ratio
4:1
Enclosure Type
Open (encapsulated coil)
Insulation Class
IS-12 (180°C temperature rating)
Terminals
Pressure plate (finger-safe design)
Dimensions (W x H x D)
5.31 x 4.56 x 12 inches (approx.)
Weight
30 lbs (approx.)
Certifications
CE, CSA, UL (File No. E2739)
Standards
IEEE C57.12.00, IEC 61558-2-4
GE 9T58K2812
3. Advantages and Features
Encapsulated Design: Epoxy-sealed coil resists moisture and contaminants, ensuring reliability in humid or dusty environments.
Quiet Operation: Welded core reduces noise levels compared to traditional laminated cores.
Voltage Flexibility: Dual primary/secondary voltage options (240/480:120/240 VAC) for versatile applications.
Case Study: A manufacturing plant reduced downtime by 20% using the 9T58K2812 in a machine tool control system, leveraging its moisture-resistant design and quick-terminal replacements.
4. Application Areas and Use Cases
Industries: Manufacturing, energy, HVAC, telecommunications, and industrial automation.
Scenarios: Control panel power supply, machine tool voltage regulation, lighting isolation, and signal system backup.
Use Case: A food processing facility deployed the 9T58K2812 to convert 480 VAC to 120 VAC for conveyor belt controls, achieving stable operation in a high-moisture environment with zero voltage fluctuations over 24 months.
5. Competitive Comparison Compared to similar industrial transformers, the 9T58K2812 offers:
Superior Protection: Full epoxy encapsulation (vs. partial coating in alternatives).
Voltage Flexibility: Dual primary/secondary voltage options (vs. fixed-ratio models).
Voltage Compatibility: Verify primary/secondary voltage requirements (e.g., 480 VAC input for industrial grids).
Environment: Opt for the 9T58K2812 in wet/dusty settings (encapsulated coil); choose open-frame models for clean environments.
Space Constraints: Compact dimensions (5.31 x 4.56 inches) suit tight control panels; confirm wall/rack mounting requirements.
Load Type: Suitable for resistive (lighting) and inductive (motors) loads up to 1 kVA.
7. Precautions
Installation: Ensure proper grounding and torque terminals to 8–10 lb-in (avoid over-tightening).
Temperature: Operate within -10°C to 40°C ambient; derate capacity in high-temperature environments.
Fusing: Use GE-recommended fuse clips (optional) for overcurrent protection (2x–3x full-load current).
Maintenance: Inspect terminals annually for corrosion; clean dust with a dry cloth (avoid solvents).
声明 Shanxi Xinyeda International Trade Co., Ltd. is your trusted partner for GE 9T58K2812 transformers and industrial automation solutions. We offer genuine GE 备件，technical support, and competitive pricing. Visit www.xydcontrol.com or contact us to explore how we can meet your power distribution needs.
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