PT/CT Terminal Board IS200EPCTG1A General Electric

General Electric IS200EPCTG1A Exciter PT/CT Board

This precision signal conditioning board provides reliable transformer feedback processing for excitation control systems. The General Electric IS200EPCTG1A delivers accurate voltage and current measurement with advanced isolation technology.

Product Identification

• Manufacturer: General Electric
• Part Number: IS200EPCTG1A
• Board Type: Exciter PT/CT Terminal Board
• Series: EX2100 Excitation Control
• Origin: Made in USA
• Weight:0.45kg
• Manual: GEI-100459

Physical Specifications

• Board Dimensions: 23.8 cm high x 8.6 cm wide
• Weight: 0.45 kg (1.0 lb)
• Terminal Blocks: 3 blocks total
• Mounting: Standard rack installation
• Construction: Industrial-grade components

Electrical Specifications

• Power Supply: 28 V DC operating voltage
• PT Input Voltage: 115 V RMS at 50/60 Hz
• CT Input Current: 1 A - 5 A generator levels
• PT/CT Burden: Less than 1 VA
• Analog Input: 0-10 V DC or 4-20 mA

Environmental Specifications

• Operating Temperature: -30°C to +65°C
• Storage Temperature: -40°C to +85°C
• Humidity: Industrial operating range
• Vibration: Designed for industrial environments
• Altitude: Standard industrial ratings

Generator Voltage Measurement

• Input Type: Two 3-phase generator PT voltages
• Wire Gauge: #12 AWG maximum
• Cable Length: Up to 1000 feet (300 meters)
• Isolation Transformers: Two transformers for open delta
• Output Signal: 1.533 V RMS for 115 V input
• Protection: Fused inputs for safety

Generator Current Measurement

• Input Type: Two generator CT inputs
• Current Levels: 1 A or 5 A standard
• Wire Gauge: Up to #10 AWG supported
• Cable Length: Up to 1000 feet maximum
• Isolation: Four current isolation transformers
• Safety: Non-removable TB2/TB3 blocks

Analog Input Capabilities

• Input Types: Voltage (0-10 V DC) or Current (4-20 mA)
• Configuration: Jumper JP1 selection
• Cable Resistance: 15 ohms maximum two-way
• Cable Length: Up to 300 meters supported
• Output Routing: Connectors J305, J308, J315

Board Layout Features

• Transformers: T1 through T6 isolation units
• Terminal Blocks: Removable TB1, fixed TB2/TB3
• Test Points: TP1-TP8 voltage monitoring
• Connectors: J305, J308, J315 for signal routing
• Mounting: Two-screw terminal block security

System Integration

• Control Systems: Simplex and redundant configurations
• Signal Routing: EMIO board in control rack
• Reliability: Triple EPCT board capability
• Compatibility: EX2100 series excitation systems
• Communication: Standard industrial protocols

Application Areas

• Generator excitation control
• Power plant control systems
• Voltage regulation applications
• Current monitoring systems
• Industrial power generation

Package Contents

• EPCT Terminal Board unit
• Installation documentation
• Technical manual GEI-100459
• Mounting hardware

Warranty & Support

• 12-month manufacturer warranty
• Technical support available
• Installation guidance provided
• Quality assurance guaranteed

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