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{"title":"315kVA Pad Mounted Transformer 12.47kV to 480V Three Phase DOE & ANSI Certified","imgUrl":"https:\/\/img.chinax.com\/nimg\/71\/97\/ff9d8d250b8f2a9038087bd71847-200x200-1\/315kva_pad_mounted_transformer_12_47kv_to_480v_three_phase_doe_26amp_3b_ansi_certified.jpg","attrs":[]}
{"title":"315 kVA Three-Phase Pad-Mounted Transformer 11kV\/400V ANSI\/IEEE Flip-Top","imgUrl":"https:\/\/img.chinax.com\/nimg\/71\/97\/ff9d8d250b8f2a9038087bd71847-200x200-1\/315_kva_three_phase_pad_mounted_transformer_11kv_2f400v_ansi_2fieee_flip_top.jpg","attrs":[]}
{"title":"1250kVA Three Phase Pad Mounted Transformer with 35KV Rated Voltage and Dyn11","imgUrl":"https:\/\/img.chinax.com\/nimg\/4f\/73\/ddb0cf9b988c744e0354fbc2be68-200x200-1\/1250kva_three_phase_pad_mounted_transformer_with_35kv_rated_voltage_and_dyn11_vector_group_for_power_distribution.jpg","attrs":[]}
{"title":"HENTG POWER 1500kVA 34.5kV\/0.480kV 3 Phase Pad Mounted Transformer \u2013 Oil","imgUrl":"https:\/\/img.chinax.com\/nimg\/71\/97\/ff9d8d250b8f2a9038087bd71847-200x200-1\/hentg_power_1500kva_34_5kv_2f0_480kv_3_phase_pad_mounted_transformer_e2_80_93_oil_immersed_loop_feed_utility_distribution_transfor.jpg","attrs":[]}
{"title":"75kVA Three Phase Pad Mounted Distribution Transformers For Outdoor Applications","imgUrl":"","attrs":[]}
{"title":"Outdoor Oil Immersed Power Transformer 3 Phase Pad Mounted 750kVA","imgUrl":"","attrs":[]}
{"title":"750kVA Three Phase Oil Filled Pad Mounted Transformer Outdoor Power Solution","imgUrl":"","attrs":[]}
The 315 kVA Three-Phase Pad-Mounted Transformer (American-style compartmental pad-mount) is a compact, dead-front, oil-immersed distribution transformer designed for underground power distribution systems in the United States. Perfect for residential subdivisions, commercial buildings, industrial parks, data centers, and EV charging stations.
Key Specifications
Rated Capacity: 315 kVA
Primary Voltage: 12.47 kV Delta
Secondary Voltage: 480 V Wye (480Y/277 V)
Vector Group: Dyn11
Impedance: Approx. 4.75% (range 4.5%–5.75%)
Losses: Meets or exceeds DOE 2016 efficiency standards
Average Winding Temperature Rise: 65°C
Cooling Type: ONAN
Frequency: 60 Hz
Tap Changer: ±2 × 2.5% (de-energized)
BIL: 95 kV (HV), 30 kV (LV)
Key Features
Flip-top hood – 180° opening for easy access and maintenance
Fully sealed dead-front construction – tamper-resistant, no exposed live parts
Robust steel enclosure with high-quality powder coating (Munsell Green standard)
