{"id":2023,"date":"2025-12-23T15:35:39","date_gmt":"2025-12-23T15:35:39","guid":{"rendered":"https:\/\/powernextransformer.com\/?post_type=product&p=2023"},"modified":"2026-01-07T12:11:46","modified_gmt":"2026-01-07T12:11:46","slug":"15kva-isolation-power-transformer-480v-to-240v-220v-dry-type-single-phase-three-phase-for-industrial-and-commercial-use","status":"publish","type":"product","link":"https:\/\/powernextransformer.com\/zh\/manufacturer\/15kva-isolation-power-transformer-480v-to-240v-220v-dry-type-single-phase-three-phase-for-industrial-and-commercial-use\/","title":{"rendered":"15kVA Isolation Power Transformer 480V to 240V 220V, Dry-Type Single Phase & Three Phase for Industrial and Commercial Use"},"content":{"rendered":"

15 kVA Isolation Power Transformer<\/h2>\n

480V to 240V \/ 220V Dry-Type Single Phase & Three Phase for Industrial and Commercial Use<\/p>\n

The 15 kVA isolation power transformer<\/a> is a compact, high-reliability dry-type transformer designed for safe voltage conversion, electrical isolation, and stable power delivery in industrial and commercial applications. It is engineered to step down 480V input to 240V or 220V output, and is available in both single phase and three phase configurations, making it suitable for a wide range of global power systems.<\/p>\n

Thanks to its oil-free dry-type construction, the transformer eliminates the fire risks, leakage concerns, and maintenance complexity associated with oil-filled transformers. This makes it especially well suited for indoor installation, control cabinets, electrical rooms, commercial buildings, and automation systems where safety, space efficiency, and long-term reliability are critical.<\/p>\n

With a 15kVA capacity, this isolation transformer fills the gap between small control transformers and larger industrial units, offering an ideal balance of performance, cost efficiency, and installation flexibility.<\/p>\n

\n

Technical Overview \u2013 15kVA Dry-Type Isolation Power Transformer<\/h2>\n

The 15 kVA dry-type isolation transformer<\/a> performs both voltage step-down conversion and galvanic isolation. By electrically separating the primary and secondary windings, it protects downstream equipment from electrical noise, voltage spikes, harmonics, and grounding issues commonly found in industrial and commercial power networks.<\/p>\n

Key functional benefits include:
\u2022 Step-down voltage conversion from 480V to 240V \/ 220V
\u2022 Full electrical isolation between supply and load
\u2022 Improved power quality for sensitive equipment
\u2022 Enhanced operational safety for personnel and devices<\/p>\n

The transformer can be configured as single phase or three phase, allowing seamless adaptation to different application and regional requirements.<\/p>\n

\n

Technical Specifications \u2013 15kVA Dry-Type Isolation Transformer<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Item<\/th>\nSpecification<\/th>\n<\/tr>\n
Power Rating<\/td>\n15 kVA<\/td>\n<\/tr>\n
Transformer Type<\/td>\nDry-Type Isolation Power Transformer<\/td>\n<\/tr>\n
Phase<\/td>\nSingle Phase or Three Phase<\/td>\n<\/tr>\n
Voltage Function<\/td>\nStep-Down Voltage Conversion & Electrical Isolation<\/td>\n<\/tr>\n
Primary Voltage (Standard)<\/td>\n480 V AC<\/td>\n<\/tr>\n
Optional Primary Voltages<\/td>\n380V, 400V, 415V, 440V, 460V<\/td>\n<\/tr>\n
Secondary Voltage (Standard)<\/td>\n240 V AC \/ 220 V AC<\/td>\n<\/tr>\n
Optional Secondary Voltages<\/td>\n208V, 230V (customizable)<\/td>\n<\/tr>\n
Frequency<\/td>\n50 Hz \/ 60 Hz<\/td>\n<\/tr>\n
Connection Types<\/td>\nSingle Phase, Wye\u2013Wye, Delta\u2013Wye, Delta\u2013Delta (optional)<\/td>\n<\/tr>\n
Cooling Method<\/td>\nAir Natural (AN), dry-type, oil-free<\/td>\n<\/tr>\n
Insulation Class<\/td>\nClass F or Class H<\/td>\n<\/tr>\n
Temperature Rise<\/td>\n80K \/ 100K<\/td>\n<\/tr>\n
Enclosure<\/td>\nNEMA 1 indoor (standard), NEMA 3R outdoor (optional)<\/td>\n<\/tr>\n
Standards<\/td>\nANSI, IEEE, IEC compliant<\/td>\n<\/tr>\n
Certifications<\/td>\nUL, cUL, CSA, CE, SGS (available upon request)<\/td>\n<\/tr>\n
Installation<\/td>\nIndoor electrical rooms, control panels, equipment cabinets<\/td>\n<\/tr>\n
Customization<\/td>\nOEM \/ ODM \/ Private Label supported<\/td>\n<\/tr>\n
Available Capacity Range<\/td>\n1 kVA \u2013 5000 kVA<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\t
\n\t\t\t\t
\n\t\t\t\n\t\t\t\n\t
\n\t\t\t\t\t\t\t\t
\n\t\t\t\"15kVA\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n