Pin Type EI Transformer

Pin Type EI Transformer

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)

EI pin type 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