Name: GE DS3820PSCB1C1B
Brand: GE
SKU: GE DS3820PSCB1C1B

GE DS3820PSCB1C1B

Product Overview The GE DS3820PSCB1C1B is a power supply assembly module manufactured for GE’s Mark IV Speedtronic series. It is engineered to provide regulated DC power outputs to turbine control racks and associated electronic systems. The module accepts a wide DC input range and delivers stable, low-noise outputs required for sensitive control circuitry, even in environments with fluctuating or variable DC power sources.

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Category: GE SKU: GE DS3820PSCB1C1B

Description

GE DS3820PSCB1C1B

Technical Specifications

Parameter	Specification
Brand	General Electric (GE)
Series	Mark IV / Speedtronic
Product Type	Power Supply Assembly Module
Input Voltage	80–140 VDC
Output Voltages	+5V (P5), +15V (P15), -15V (N15)
Output Power	60 W
Power Requirements	+5 VDC, 7A
Number of Relay Channels	16
Operating Temperature	-40°C to +65°C
Size	15.9 cm high × 19.7 cm
Weight	0.5 kg (16 lbs shipping weight)
Country of Origin	United States

Key Features

Advanced Voltage Regulation: Maintains stable output levels using closed-loop feedback mechanisms, even with input voltage variations.
Wide Input Range: The 80–140 VDC input range allows operation in diverse conditions, including power generation systems and remote sites with inconsistent power sources.
Multiple Regulated Outputs: +5V for logic circuits and microcontrollers; +15V and -15V for analog components, operational amplifiers, sensors, and signal processing circuits.
Protection Features: Includes overvoltage protection (OVP) and overload protection (OLP) to prevent damage from excessive voltage or current.
High Reliability: Designed for continuous operation in industrial environments with robust thermal management.

Working Principle The module uses advanced circuitry such as buck, boost, or flyback converters to maintain stable operation across the specified input range. Voltage regulators (linear or switching) ensure outputs remain stable despite input voltage fluctuations or load demand changes. The +5V output powers digital logic and control systems, while the ±15V bipolar supply is essential for analog signal processing circuits.

Applications

GE Speedtronic Gas Turbine Control Systems
Industrial automation setups
Power generation control racks
Remote sites with variable DC power sources
Control systems requiring precision bipolar voltage supplies

Installation Requirements

Mount in a stable, well-ventilated area such as a control cabinet or 19-inch rack.
Verify input voltage range (80–140 VDC) and output specifications before connection.
Use appropriately rated cables for the DC input to safely handle current load and voltage.
Follow polarity markings strictly for correct connection of positive and negative DC terminals.
Connect +5V, +15V, and -15V outputs to corresponding loads.
Ensure installation in a vibration-free, dry environment.