Brand Name: PULS
Model Number: QS20.481
Place of Origin: Czech Republic
| AC Input voltage | AC 100 - 240 V (± 15 %) |
|---|---|
| DC Input voltage | DC 110 V - 150 V (-20 %/+25 %) |
| Harmonic correction | active |
| Power factor | 0.9 |
| Input inrush current limitation | active |
| Input inrush current | 9 A / 7 A |
| External input fuse recommendation | B-10 A / C-10 A |
| Nominal voltage | 48 Vdc |
|---|---|
| Adjustment range | 48 - 55 V |
| Output current range | 10 - 8.7 A |
| Output current | 8.7 A at 55 V |
| 10 A at 48 V | |
| Output power | 480 W |
| Power reserves | 50 % BonusPower |
| Derating | 12 W/°C for >+60 °C |
| Ripple and noise voltage max. | 100 mVpp |
| Dimensions (WxHxD) | 82 mm x 124 mm x 127 mm |
|---|---|
| Weight per unit (excl. packaging) | 1200 g |
| Mounting method | DIN rail |
| Operating temp. range | -25 °C to 70 °C |
| Connection method | Spring clamps |
| Efficiency, typ. | 94.3 % |
| Power losses, typ. | 29 W |
| MTBF SN 29500 @ 40 °C (h) | 469000 h |
| DC-OK signal | yes |
Verified Supplier - wenzhou sogomar electric co., ltd
Bussiness Type: Manufacturer 
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