Industrial drive systems require stable and uninterrupted DC power. The GE DS3820PS7A1B1C delivers consistent voltage conversion for control circuits. This module functions as a power supply unit from GE. It supports various drive cabinets and automation panels.
Technical Specifications & Dimensions
This module converts AC input to regulated DC output for field devices. The table below outlines its core technical parameters.
| Parameter | Specification |
|---|---|
| Input Voltage | 120V AC or 240V AC (selectable) |
| Input Frequency | 50 to 60 Hz |
| Output Voltage | 24V DC nominal |
| Output Current | 5.0A continuous |
| Output Power | 120 Watts maximum |
| Ripple & Noise | 50 mV peak-to-peak |
| Efficiency | 85% typical at full load |
| Hold-up Time | 20 ms at full load |
| Unit Weight | 0.95 kg (2.09 lbs) |
| Dimensions (WxHxD) | 120 x 80 x 110 mm |
| Number of Components | 2 transformers + 6 capacitors + 4 diodes |
Construction and Interface Layout
This module features a rugged metal chassis with ventilation slots. Such a design allows heat dissipation during continuous operation. Furthermore, the GE DS3820PS7A1B1C provides a front-accessible terminal strip for wiring. You will find 6 screw terminals on this interface. Each terminal accepts wire sizes from 0.5 to 2.5 mm². An LED indicator shows the output voltage status clearly.
Energy Storage and Power Regulation
Unlike basic transformers, this switching supply uses large bulk capacitors. The module features two 1500µF capacitors for output voltage smoothing. Consequently, the GE DS3820PS7A1B1C maintains stable 24V during momentary brownouts. A PWM controller regulates the switching frequency at 65 kHz. This controller provides over-voltage and over-current protection. The module does not contain any user-replaceable batteries.
Installation and Mounting Requirements
Installing the GE DS3820PS7A1B1C takes only a few minutes of work. The unit mounts onto a standard DIN rail or backplate. It also supports screw mounting using the four corner holes. Always disconnect all AC power before wiring this module. The unit uses forced convection cooling through side vents. This design requires at least 50 mm clearance around the module. The unit occupies a compact footprint in the cabinet.
Integration with Drive Control Systems
This power supply works seamlessly with GE drive systems and PLCs. It powers logic circuits, I/O modules, and operator interfaces. Operators can monitor the output voltage using a standard multimeter. The GE DS3820PS7A1B1C also provides short-circuit protection on the output. Consequently, this module remains a reliable choice for system power needs. The unit delivers consistent performance across a 0°C to 50°C temperature range.
Details
| Weight | 0.1 kg |
|---|---|
| Dimensions | 25 × 108 × 127 mm |
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