| BRAND | Michael Riedel Transformatorenbau |
| Product | DRUF 21500 / 9999 |
| Description | DX isolation transformer |
| Internal code | IMP3820078 |
| Weight | 122 |
| Technical specification | Type: DRUF 21500Type: DRUF 21500 Name: DX isolating transformer Power: 21.5 kVA -------------- Primary voltage (PH-PH): 3AC 400 V (triangle) + PE Primary current: 31.3 A Secondary voltage (PH-PH): 3AC 230 V (star) + N Secondary current: 54.0 A Switch group: Dyn5 (N 100%) Rated frequency: 50/60 Hz Protection class: SK I (protection class 1) Operating mode: S1 (continuous operation)/100% ED Ambient conditions: 40°C/F Type of cooling: ON (normal air convection) Installation height: 1000 m above sea level Protection class: IPXXB (finger safe) Primary connection: terminals (screw connection) for 6 mm² Secondary connection: terminals (screw connection) for 6 mm² Grounding connection: terminals (screw connection) for 6 mm² Manufactured and tested in accordance with: VDE 0570-2-4/EN61558-2-4 (transformer) Safety recommendation Pri.: Siba - 63aGG - 440V - NH000 - Ik=120000A Safety recommendation sec.: Siba - 50aGG - 440V - NH000 - Ik=120000A Mechanical data: Dimensions (W x D x H): approx. 420 x 210 x 420 mm Mounting dimensions (W x D): 316 x 173 mm, for M10 |
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