Description
Delta Control Transformers are built for dependable industrial control applications that require stable voltage conversion, durable construction, and flexible configuration options. Designed for use across a wide range of control panel and automation environments, these transformers are available in multiple primary and secondary voltage combinations, with VA ratings ranging from 50VA up to 5000VA depending on series.
Engineered with copper wound coils, high dielectric strength insulation, bolted core construction, and vacuum impregnated polyester resin, Delta control transformers deliver long-lasting performance in demanding electrical applications. Most models include molded terminal blocks, standard primary and secondary voltage links or jumpers, and premium packaging for easier handling and installation. With CSA, UL, CE, and RoHS compliance, plus a 15-year warranty, these transformers are a trusted solution for industrial power control needs.
Key Features
- Multiple Voltage Configurations: Available in several series with different primary and secondary voltage combinations to suit a wide range of control applications.
- Wide VA Selection: Offered in ratings from 50VA to 5000VA depending on the model series.
- Heavy-Duty Construction: Features bolted core construction, copper wound coils, and vacuum impregnated polyester resin for durability.
- Flexible Termination Options: Molded terminal blocks are used up to 3000VA or 30 amps; coil face terminations are used above that range.
- Standard Links and Jumpers: Primary and secondary voltage links/jumpers are supplied with all transformers.
- Industrial Compliance: CSA Certified, UL Listed, CE Marked, RoHS Compliant, and meets NEMA standards.
- Superior Insulation Systems: Designed with insulation systems rated for demanding industrial environments.
- Premium Packaging: Many units include fluted cartons, custom molded foam inserts, and easy repacking features.
- Mounting Ready: Bolt-on mounting brackets provide secure installation.
- Long Service Life: Backed by a 15-year warranty.
Specifications
| Technical Specification | Detail |
|---|---|
| Product Type | Delta Control Transformer |
| Series | A through J |
| VA Ratings | 50VA to 5000VA (series dependent) |
| Frequency | 50/60 Hz (select models available in 60 Hz only) |
| Construction | Copper wound coils, bolted core construction, vacuum impregnated with polyester resin, oven cured |
| Insulation Class | Up to 1500VA: 80°C rise, 130°C class (B); 2000VA to 5000VA: 115°C rise, 180°C class (F) |
| Termination Style | Molded terminal blocks up to 3000VA or 30 amps; coil face terminations over 3000VA or 30 amps |
| Mounting | Bolt-on mounting brackets |
| Compliance | CSA Certified, UL Listed, CE Marked, RoHS Compliant, Meets NEMA standards |
| Warranty | 15 years |
Series Overview
| Series | Primary Voltage | Secondary Voltage | Catalog Prefix | Typical VA Range |
|---|---|---|---|---|
| Series A | 600 / 480 | 120 x 240 | DCO###UH | 50 to 5000VA |
| Series B | 600 | 12 x 24 | DCO###QC | 50 to 500VA |
| Series C | 240 / 480 | 120 x 240 | DCO###PH | 50 to 5000VA |
| Series D | 240 / 480 | 12 x 24 | DCO###PC | 50 to 500VA |
| Series E | 380 / 347 | 120 x 240 | DCO###LH | 50 to 1500VA |
| Series F | 380 / 347 | 12 x 24 | DCO###LC | 50 to 500VA |
| Series G | 277 | 120 | DCO###IE | 50 to 1500VA |
| Series H | 120 / 240 | 12 x 24 | DCO###HC | 50 to 500VA |
| Series I | 208 / 416 | 120 x 240 | DCO###NH | 50 to 1500VA |
| Series J | 208 / 416 | 12 x 24 | DCO###NC | 50 to 500VA |
Optional Accessories
- Fuse Block Adapter Kit: Available for select units up to 3000VA or 30 amps.
- Finger Guard: Available on select models that include molded terminal blocks.
- Primary and Secondary Links/Jumpers: Supplied standard with all transformers.
Note: Special voltages and VA sizes are available upon request. Some models may vary by series, termination style, and accessory compatibility.
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