Pole-Mounted Transformer

관련링크

High-Efficiency Pole-Mounted Transformers

• 22.9 kV-y, three-phase single-phase pole transformer for multi-grounding distribution system

• Highly efficient transformer with minimum load loss

• Radiator-free transformer with reduction of load loss and no-load loss, little noise, wide high-temperature range and slim physical structure

Features

• High-efficiency transformers (in energy consumption efficiency)

– Reduction of load loss and no-load loss

– Little noise

– Increase in overload and harmonic wave withstand

• Less surface needed for installation and slim pole use available

　(100 kVA or below)

• Environmentally-friendly with the use of natural ester oil

Rating

• Capacity : 20, 30, 50, 75, 100 kVA (mineral oil & natural ester oil)

• Frequency : 60 Hz or upon client's requirement

• Primary voltage : 13.2 kV

• Secondary voltage : 230 v or upon client's requirement

• Tap voltage : 3 taps

Electrical characteristics (KEPCO standard)

Single-phase(1Φ) 13200V / 22900GrdY - 230V, 60Hz

Capacity (kVA)	Efficiency (%)		Voltage regulation (%)	No-load current (%)	No-load loss (W)	Load loss (W) 100% load
Capacity (kVA)	Load factor 50%	Load factor 100%	Voltage regulation (%)	No-load current (%)	No-load loss (W)	Load loss (W) 100% load
20	98.61 or above	98.61 or above	1.7	1.0	48	232 or below
30	98.71 or above	98.71 or above	1.5	1.0	62	327 or below
50	98.83 or above	98.83 or above	1.4	0.8	89	501 or below
75	98.92 or above	98.92 or above	1.4	0.8	132	681 or below
100	98.99 or above	98.99 or above	1.3	0.7	165	851 or below

- KEPCO standard applied

- Specifications customizable upon client's request

External dimension (KEPCO standard)

- Manufacturing tolerance: ±5 %

Quality & Performance Certifications | Pole-Mounted Transformers

Korea Electrotechnology Research Institute (KERI)

Performance Test Certification

(Insulating oil & natural ester insulating oil)

KEPCO performance certificate