Application: medical equipment, instrumentation, welding machine, air-conditioning
Input voltage: 220V (12W), 0-115V(20W)
Output Voltage: 0-11.2V-16.5V-18V (12W), 2*6.5V-0-14.5V-19.2V (20W)
Pin Type EI Transformer
Description
Pin Type EI Transformer Core Type
| Core Specifications | Bobbin (mm) | Power (VA) | Pin Pitch (mm) ±0.5mm | Pin Distance (mm) ±0.5mm | Dimensions (mm) L*W*H ±0.5mm | Pin Type | |
| N×E | N×F | ||||||
| EI28 | 15 | 2 | 4*4.9 | 4*4.9 | 20 | 29*28*30 | YRZ |
| EI35 | 12 | 2 | 2*7.5 | 5+4.8+5 | 21.8 | 36*31*31 | YRZ |
| EI41 | 18 | 7 | 6*5 | 6*5 | 22.5 | 42*34*35 | LYW |
| EI48 | 16.8 | 8 | 5*5.0 | 5*5.0 | 27.5 | 42*34*37 | YLW |
| EI48 | 12 | 4.75 | 4.75 | 29.7 | 49*41*40 | ||
| EI57 | 20 | 6*5.0 | 6*5.0 | 32 | 58*49*51 | ||
| EI60 | 30 | 30 | 6*5.0 | 6*5.0 | 32.5 | 61*52*51 | YRW |
Pin type: L stands for cold pin; Y for round pin; Z for straight pin; R for thermal pin; W for bent pin; F for square pin
Pin Type EI Transformer Performance
| Power (VA) | Primary DC Copper Wire Resistance (Ω±20%) | No-load Current (≤mA) | No-load Loss (≤W) | Primary and secondary Dielectric Strength(KV) | Adjustment (≤%) | Insulation Class | Full-load temperature rise (≤℃) | Efficiency (≥%) | Bobbin Type |
| 2 | 2150 | 10 | 0.6 | 2.5/60S | 30 | B | 20 | 55 | 28*15 |
| 5.5 | 572 | 15 | 0.9 | 2.5/60S | 20 | B | 25 | 60 | 35*20 |
| 6.5 | 505 | 25 | 1.3 | 2.5/60S | 20 | B | 30 | 60 | 41*22 |
| 11 | 250 | 30 | 2.2 | 2.5/60S | 15 | B | 40 | 70 | 48*24 |
| 15 | 176 | 35 | 2.5 | 2.5/60S | 15 | B | 40 | 70 | 54*20 |
| 30 | 77 | 40 | 3.5 | 2.5/60S | 14 | B | 45 | 75 | 57*30 |
