Description
Delta General Purpose Enclosed Transformers are built for dependable industrial and commercial control applications where durable construction, flexible voltage combinations, and dependable performance are required. Designed for use in control panels and electrical systems, these transformers are available in a wide range of VA ratings and multiple primary and secondary voltage configurations to suit different installation requirements.
Engineered with copper wound coils, high dielectric strength insulation, bolted core construction, and vacuum impregnated polyester resin, Delta enclosed transformers are designed for long service life in demanding environments. Most models include molded terminal blocks, standard primary and secondary voltage links or jumpers, and bolt-on mounting brackets for easier installation. With CSA, UL, CE, and RoHS compliance, plus a 15-year warranty, these transformers deliver the quality and reliability expected in industrial power applications.
Key Features
- Multiple Voltage Configurations: Available in a variety of primary and secondary voltage combinations to support different applications.
- Wide VA Range: Offered in sizes from 50VA to 5000VA depending on series and configuration.
- Heavy-Duty Construction: Features copper wound coils, bolted core construction, and vacuum impregnated polyester resin.
- Flexible Termination Styles: Molded terminal blocks are used up to 3000VA or 30 amps; coil face terminations are used above that range.
- Standard Voltage Links/Jumpers: Primary and secondary voltage links/jumpers are supplied standard 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.
- Optional Accessories: Available with an optional fuse holder kit for select models.
- 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 General Purpose Enclosed Transformer |
| Series | Series A through J |
| VA Ratings | 50VA to 5000VA (series dependent) |
| Frequency | 50/60 Hz |
| 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 | DCE###UH | 50 to 5000VA |
| Series B | 600 | 12 x 24 | DCE###QC | 50 to 500VA |
| Series C | 240 / 480 | 120 x 240 | DCE###PH | 50 to 5000VA |
| Series D | 240 / 480 | 12 x 24 | DCE###PC | 50 to 500VA |
| Series E | 380 / 347 | 120 x 240 | DCE###LH | 50 to 1500VA |
| Series F | 380 / 347 | 12 x 24 | DCE###LC | 50 to 500VA |
| Series G | 277 | 120 | DCE###IE | 50 to 1500VA |
| Series H | 120 / 240 | 12 x 24 | DCE###HC | 50 to 500VA |
| Series I | 208 / 416 | 120 x 240 | DCE###NH | 50 to 1500VA |
| Series J | 208 / 416 | 12 x 24 | DCE###NC | 50 to 500VA |
Optional Accessories
- Fuse Holder Kit: Available for select models, designed to provide circuit protection up to 20 amps and 250V.
- Standard Voltage Links/Jumpers: Supplied with all transformers for installation flexibility.
- Custom Voltage Options: Special voltages and VA sizes are available upon request.
Note: Some units may vary slightly from the dimensional drawings shown. For 750VA through 2000VA units, actual overall depth is 0.24” plus the value in column B. Fuse holders are not supplied with the optional kit.
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