Non-stabilized DC power supply, three-phase
UDNC 24-25 - Discontinued items – not for new applications
Characteristics
Benefits
› Unsusceptible to voltage surges or transients
› High overload capacity
› DC OK signalling via LEDs
› Capacitor switching at the output
› Very good corrosion protection and low noise thanks to vacuum impregnation
› Impulse loading MKT-capacitors
› Varistor wiring
› Contact protected screw connection terminals complying with UVV BGV A3
| Product (Headline_Detailseite) | Non-stabilized DC power supply, three-phase |
| Order number (PF_Teilenummer) | UDNC 24-25 |
| Series (PF_Baureihe) | UDNC |
| Duty Cycle (PF_Einschaltdauer) | 100 % |
| EN Insulation class (PF_EN_Isolierstoffklasse) | B (130°C) |
| Frequency range (PF_Frequenzbereich) | 50 Hz to 60 Hz |
| Wire material (PF_Leitermaterial) | Copper |
| UL Insulation class (PF_UL_Isolierstoffklasse) | class 130 |
General
| Short circuit proof (PF_Kurzschlussfestigkeit_KS_Festigkeit) | not short-circuit proof |
| Cooling type (PF_Kuehlungsart) | AN |
| Switching group (PF_Schaltgruppe) | IIId |
Environment
| Max. installation height (PF_max_Aufstellhoehe_m) | 2,000 m / 6,562 ft |
| Ambient temperature (PF_Umgebungstemperatur) | -20 °C to 60 °C / -4 °F to 140 °F |
Protection and Safety
| Protection type (PF_Schutzart) | IP00 |
| Protection class (prepared) (PF_Schutzklasse) | I |
Electrical Connections
| Output terminal (PF_Anschluss_Ausgang) | Screw terminal |
| Input terminal (PF_Anschluss_Eingang) | Screw terminal |
| Terminal PE (PF_Anschluss_PE) | Screw terminal |
