PRODUCT DESCRIPTION
The Model 1250-LTC provides critical LTC Maintenance Data to assist in making informed decisions, while continuing to provide highly accurate local and remote indication of load tap changer position.
Applications:
- Transformer Load Tap Changer Position
- Works in virtually all transformer LTC’s
- Single Phase Voltage Regulator Position
CAPABILITIES
- Provides absolute position feedback
- Tap Change Displacement (position variation, 0.1 degree resolution)
- Total Operations Count
- Number of Tap Changes “up to” or “down to” each Tap
- Number of Consecutive Tap Changes in one Direction
- Number of Days Since First or Last Change to Highest and Lowest Tap (Draghands)
- Number of Days Since Passing Through Neutral
- “Unstable Signal” and loss of signal detection
- Momentary Relay Acknowledgement at Each Tap Change
- High Tap and Low Tap Alarm Limits
BENEFITS
- Interfaces with PLC’s and PC-Based SCADA systems
- Elapsed Time Clock
- Full Duplex RS-232 Serial Communication
- Addressable RS-485 Multi-Drop Communication
- Programmable via the Serial Port
- 2ea, Form A Dry Contact Relays
- Proportional Stepped Analog Output
- ASCII or MODBUS Protocols
- Highly Visible 5 Digit LED Display
- Small size fits in 1/8 DIN panel cut-out
- Maintenance Free
- Can be retrofited to older LTC’s with existing synchros
- Easy Installation and Programming
- Flexible Communication Options
