관련링크

• 22.9 kV-y single-phase transformer for multi-grounding distribution system
• Amorphous material core adopted for energy saving with remarkable no loss-load reduction

• Use of amorphous metal core
– One-third no loss-load compared with silicon steel plates
• Economically feasible in highly fluctuated load areas
• Decreased loss & increased overload due to narrow range of
temperature rise

• Capacity : 10, 20, 30, 50, 75, 100 kVA
• Frequency : 60 Hz or upon client's requirement
• Primary voltage : 13.2 kV
• Secondary voltage : 230 V or client's requirement
• Tap voltage : 3 taps

Single-Phase (1Φ) 13,200 V / 22,900 rdY - 230 V, 60 Hz
Capacity (kVA) |
Efficiency (%) |
Voltage regulation (%) |
No-load current (%) |
No-load loss (W) |
Load loss (W) 100% load |
|
Load factor 50% |
Load factor 100% |
|||||
10 |
98.76 or above |
97.90 or above |
2.0 |
1.2 |
12 |
202 or below |
20 |
98.95 or above |
98.20 or above |
1.7 | 1.2 | 19 | 347 or below |
30 | 99.07 or above |
98.40 or above |
1.5 | 1.0 | 25 | 462 or below |
50 | 99.19 or above |
98.60 or above |
1.4 | 0.8 | 35 | 674 or below |
75 |
99.20 or above |
98.60 or above |
1.4 |
0.8 | 48 | 1,016 or below |
100 | 99.26 or above | 97.70 or above | 1.3 | 0.7 | 58 | 1,259 or below |
- KEPCO standard applied
- Specifications customizable upon customer’s request

Capacity (kVA) |
Dimension (mm) |
Weight (kg) |
|
||
W |
D |
H | |||
10 | 440 |
570 | 1,120 |
130 | |
20 | 460 | 600 | 1,120 | 178 | |
30 | 580 | 660 | 1,110 | 225 | |
50 | 650 | 720 | 1,160 | 305 | |
75 | 770 | 770 | 1,200 | 400 | |
100 | 875 | 805 | 1,260 | 505 |
- Manufacturing tolerance: ±5 %


| | |
Performance Test Certificate by Korea Electrotechnology Research Institute | Direct Production Certificate by the Ministry of SMEs and Startups | KEPCO Performance Certificate |