SBK
Date: 2024-07-10 Click: 356
Brand Yulin Hutong
Name Tri-coherent transformer
Model SBK series
Number of phases
Input voltage 480V 440V415V400V
380V220V can be customized for various voltages
Output voltage 380V230V220V208V
200V can be customized for various voltages
Voltage accuracy ±1% Waveform distortion distortion free (compared with input waveform)
Voltage variation rate ≤1.5 Insulation class H, high temperature resistance 150 degrees
Insulation resistance ≥150M Working efficiency induction type (isolation type)≥99%
Resistance point strength 3000VAC/1min Overload capacity allows more than 1.2 times rated load
Design life 20 years Noise 35db(within meters)
Cooling mode Dry air cooling temperature rise ≤60℃
Link method Y/△ Yyno D,yl1 D,do
Stock 380V/220V/200N 10*1000KVA standard models are in stock
Safety standard products comply with VDE0550IEC439 JB5555 GB226 and other international national certification
Various voltage conversions can be customized according to customer needs
| Foreign equipment is used in China | Supporting equipment used abroad |
| 380V to 200V | 200V to 380V |
| 380V to 208V | 208V to 380V |
| 380V to 220V | 220V to 380V |
| 380V to 240V | 240V to 380V |
| 380V to 415V | 415V to 380V |
| 380V to 440V | 440V to 380V |
| 380V to 460V | 460V to 380V |
| 380V to 480V | 480V to 380V |
| 380V to 315V | 315V to 380V |
| 380V to 110V | 110V to 380V |
| 380V to 100V | 100V to 380V |
Common voltage for domestic equipment
| 380V to 380V 1:1 isolation | 660V to 220V |
| 380V to 660V | 660V to 380V |
| 380V to 690V | 690V to 220V |
| 380V to 1140V | 690V to 380V |
| 380V to 1200V | 1140V to 380V |
| 380V to 3300V | 1200V to 380V |
SBK product size list
| Specification | Bare metal size | Installation Dimensions | With chassis |
| 500VA | 180*115*175 | 100*90 | 250*200*250 |
| 1000VA | 180*125*175 | 150*105 | 250*200*250 |
| 2000VA | 180*140*175 | 150*120 | 280*250*280 |
| 3000VA | 240*135*230 | 195*105 | 280*250*280 |
| 4000VA | 240*145*230 | 195*115 | 280*250*280 |
| 5000VA | 240*155*230 | 195*125 | 280*250*280 |
| 6000VA | 240*165*230 | 195*135 | 280*250*280 |
| 8KVA | 300*170*285 | 170*120 | 350*350*420 |
| 10KVA | 300*180*285 | 170*135 | 350*350*420 |
| 12KVA | 300*185*340 | 170*145 | 400*400*550 |
| 15KVA | 300*205*340 | 360*130 | 400*400*550 |
| 20KVA | 360*220*340 | 260*150 | 450*400*580 |
| 25KVA | 360*230*340 | 260*160 | 450*400*580 |
| 30KVA | 360*220*340 | 260*175 | 450*400*580 |
| 40KVA | 420*270*390 | 260*175 | 520*400*640 |
| 50KVA | 420*280*390 | 260*185 | 520*400*640 |