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2400V 480V Three Phase Pad Mount Transformer 300kVA Low Noise For Residential
| MOQ: | 1unit |
| Price: | $1000-$10000 |
| Standard Packaging: | 1000set/month |
| Delivery Period: | 30days |
| Payment Method: | T/T |
| Supply Capacity: | Plywood case |
Detail Information
Place of Origin
CHINA
Brand Name
Leilang Electric
Certification
UL/CUL,ISO
Model Number
ZGS-300
Transformer Type:
Pad Mounted, Compartmental-Type
Transformer Configuration:
Liquid Filled Pad Mounted
Transformer Feed Type:
Radial Feed
Phase:
Three Phase
Capacity:
300 KVA
Primary Voltage:
2400V
Secondary Voltage:
480Y/277
Secondary BIL:
30 KV
Frequency:
60 Hz
Temperature Rise:
65°C
Insulation Rating:
Class E Insulation - 120°C, 248°F
Efficiency Standard(s):
Meets DOE 2016 Standards, Meets CSA Standards Meets ANSI/IEEE Standards
K-Factor Rating (Harmonic Mitigation):
K-1 (Standard)
Winding Material:
Copper
Ambient Temperature Rating:
40°C
Efficiency %:
99.00%
Highlight:
2400V Three Phase Pad Mount Transformer
,480V Three Phase Pad Mount Transformer
,300kVA pad mounted residential transformer
Product Description
2400V/480V 300kVA Three Phase Pad Mounted Transformer - Low Noise for Residential
Product Overview
Leilang Electric 300kVA 2400V to 480Y/277V three phase pad mounted transformer is purpose-built for residential communities, urban neighborhoods, and quiet-required commercial areas. This model features a precision-engineered low-noise structure that delivers ultra-quiet operation, making it ideal for installation close to homes and public spaces. With stable 2400V primary to 480V secondary conversion, fully sealed oil-immersed design, and compliance with North American ANSI/IEEE/UL standards, it provides safe, reliable, and neighborhood-friendly power distribution. Engineered for long service life and minimal maintenance, it combines professional voltage conversion with ultra-low noise performance to perfectly balance power supply quality and living environment comfort.
Key Features & Benefits
- Ultra-Low Noise – Ideal for Residential Areas
- Optimized core & winding structure to reduce vibration noise
- Quiet operation suitable for residential, parks, schools, and communities
- No disturbance to daily life, meeting strict neighborhood noise requirements
- Stable 2400V to 480Y/277V Voltage Conversion
- Professional 2400V primary / 480Y/277V secondary configuration
- Dyn1 vector group ensures stable output & neutral point stability
- Strong adaptability to unbalanced loads, no voltage drift
- High Efficiency 99.0% – DOE 2016 Compliant
- Up to 99.0% efficiency with low no-load & load loss
- Meets DOE 2016 energy-saving standards
- Reduces power waste & long-term operating costs
- UL / ANSI / IEEE Certified Quality
- UL/cUL listed for North American market access
- Full compliance with ANSI C57.12.34 and IEEE standards
- Copper windings & high-quality silicon steel core
- 65°C temperature rise, ONAN self-cooled system
- Fully Sealed & Outdoor Durable
- Hermetically sealed oil tank to prevent moisture & oxidation
- Corrosion-resistant coated steel housing
- All-weather outdoor design, no need for extra fencing
- Built-in pressure relief valve & safety protection
Technical Specifications
| Item | Value |
|---|---|
| Brand | Leilang Electric |
| Type | Three Phase Pad Mounted Transformer |
| Rated Capacity | 300 kVA |
| Primary Voltage | 2400V |
| Secondary Voltage | 480Y/277V |
| Frequency | 60 Hz |
| Vector Group | Dyn1 |
| Efficiency | 99.0% |
| Cooling | ONAN (Self-Cooled) |
| Temperature Rise | 65°C |
| No-Load Loss | 480 W |
| Load Loss | 3650 W |
| Winding Material | Copper |
| Core | Grain-Oriented Silicon Steel |
| Insulation Oil | Mineral Oil (Non-PCB) |
| Feed Type | Loop / Radial Feed |
| HV BIL | 95 kV |
| LV BIL | 30 kV |
| Certifications | UL/cUL, ANSI C57, IEEE, DOE 2016, CE, ISO |
| Warranty | 24 Months from B/L Date |
| MOQ | 1 Unit |
| Lead Time | 15–25 days |
Applications
- Residential communities & urban neighborhoods
- Commercial buildings near living areas
- Schools, hospitals, parks, and public facilities
- Small industrial & light commercial power supply
- Underground power distribution networks
- Renewable energy & energy storage systems
Frequently Asked Questions
Q: Is this 300kVA transformer really low noise and suitable for residential areas?
A: Yes. Leilang Electric 300kVA pad mounted transformer uses low-vibration core and optimized structure for ultra-quiet operation, making it perfect for residential communities and noise-sensitive areas.
Q: What is the voltage ratio of this transformer?
A: It is professionally designed as 2400V primary to 480Y/277V secondary, widely used in North American distribution systems.
Q: Is this transformer certified for use in North America?
A: Yes. It is UL/cUL listed and fully compliant with ANSI C57 and IEEE standards, legal for installation in the US and Canada.
Q: What is the efficiency level?
A: This model reaches 99.0% efficiency and meets DOE 2016 energy efficiency requirements, saving energy and reducing operating costs.
Q: Can it be installed outdoors without a fence?
A: Yes. It features a fully sealed, fully insulated, grounded metal enclosure that meets outdoor safety standards; generally no extra fence is required.
Q: Can you accept 1-unit sample orders?
A: Yes, our MOQ is 1 unit for standard models, supporting sample testing and small projects.
Q: Is customization available?
A: Yes, we support OEM/ODM including voltage ratio, color, logo, tap changer, and monitoring functions.
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