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GE 239-RTD-AN
Technical Specifications:
Type: Motor Protection Relay
Function: Detects signals from motor bearings and/or RTDs (Resistance Temperature Detectors) placed in stator slots.
Temperature Range: Operating temperature from -40°C to 200°C (-40°F to 400°F). Trip or alarm range between 0°C to 200°C or 0°F to 400°F.
Accuracy: ±2°C or ±4°F
Dead Zone: 2°C or 4°F
Lead Resistance Compensation: Available for Cu RTDs with 3Ω lead resistance
Internal Grounding: Equipped with an internally connected grounding device (terminal 13)
Detailed content
Functional Characteristics:
Protection Capabilities: Provides protection against faults such as bearing failure, overheating, and other thermal issues in motors.
Signal Detection: Monitors temperature changes via RTDs, allowing for early detection of potential issues.
Configurable Alarms: Configurable to trigger alarms or trips at set temperature thresholds.
Compatibility: Compatible with Pt, Ni, and Cu RTDs with varying lead resistances.
Application Scenarios:
Industrial Motors: Widely used in industrial settings to protect motors from overheating and other thermal-related failures.
Power Generation: Suitable for use in power generation systems, particularly in gas turbines and other high-temperature environments.
Critical Processes: Ideal for applications where motor failure could lead to significant downtime or safety hazards.
Manufacturing: Commonly found in manufacturing facilities, where continuous motor operation is essential for production processes.
