1PC used working PN-121273 for the auxiliary power supply board of Allen-Bradley (AB) PowerFlex 70 series frequency converters #QYM001 J1688
1PC used working PN-121273 for the auxiliary power supply board of Allen-Bradley (AB) PowerFlex 70 series frequency converters #QYM001 J1688
| Parameter Category | Core Details |
|---|---|
| Compatible Drives | PowerFlex 70 series frequency converters; typical power range 5.5–75kW (subject to main drive model) |
| Core Functions | AC-to-DC voltage conversion, low-voltage power supply for control system, overvoltage/undervoltage monitoring, power failure detection and alarm |
| Power Supply | Input voltage: 3-phase 380–480V AC (±10% tolerance); Output voltage: DC 24V (±2% precision), DC 15V (for IGBT driver) |
| Power Output Capacity | DC 24V: 3A max; DC 15V: 2A max; Total power output ≤ 100W |
| Protection Functions | Input overvoltage/undervoltage protection, output short-circuit protection, overheat protection, reverse polarity protection; Compliant with IEC 61800-5-1 |
| Environment & Structure | Operating temperature: 0–55℃; Storage temperature: -40–85℃; PCB material: FR-4 with heat dissipation coating; Protection class: IP20 (cabinet mounting) |
| Physical Specifications | Dimensions: approx. 160×110×35mm; Weight: approx. 280g; PCB flame retardant rating: 94V-0 |
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