General Electric UR SHB | Power Supply Module | UR Series

Overview

The General Electric UR SHB is a compact and reliable power supply module engineered for the UR Series protection and control systems. Designed to deliver consistent DC power to system components, this module ensures stable operation in demanding industrial environments such as substations, generation facilities, and protection relays.

Technical Specifications

Manufacturer: General Electric
Product Series: UR Series
Model: UR SHB
Product Type: Power Supply Module
Country of Origin: United States

Physical Characteristics:

• Dimensions: 8.2 cm (H) × 12.2 cm (W) × 6.0 cm (D)

• Weight: 0.36 kg

• Compact design for efficient rack integration

Electrical Specifications:

• Nominal Input Voltage: 28 VDC

• Output Voltage: Regulated DC output for control and protection modules

• Power Conditioning: Integrated filtering and surge suppression for voltage stability

• Protection Features: Internal solid-state circuitry and overcurrent protection

Environmental Ratings:

• Operating Temperature: –30°C to +65°C

• Storage Temperature: –40°C to +85°C

• Humidity: Up to 95% non-condensing

• Cooling Method: Natural convection

Application Scenarios

The GE UR SHB module is primarily used within GE Multilin UR Series systems for power distribution, ensuring stable energy delivery to relay modules, communication units, and measurement components. Ideal for power transmission and distribution systems, it supports continuous operation in high-reliability environments.

FAQs

Q: Is the UR SHB compatible with all UR Series relays?
A: Yes, it is designed for full compatibility across UR Series platforms.

Q: What protection features are included?
A: The module includes solid-state circuit protection, surge suppression, and soft-start functionality.

Q: Does it require forced cooling?
A: No, the unit operates efficiently with passive convection cooling.