DA-F200 Feeder Terminal UnitPower Automation
The DA-F200 series feeder terminal unit supports both electromagnetic and electronic electrical interfaces and is available in box-type and cover-type structures. The terminal integrates telemetry, remote control, remote signaling, protection, and feeder automation (FA) functions, enabling fault location, isolation, and rapid power restoration in unaffected areas. It can also integrate with capacitor-powered pole switches for enhanced intelligent operation.
Core Advantages & Features
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Smart Operation Supports online switch status monitoring, line loss analysis, load forecasting & feeder automation.
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Real-time DiagnosticsMonitors pole switch mechanical performance, breaker lifetime alert, phase sequence & open-circuit detection.
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Modular CompatibilityStandardized modular design for flexible configuration, compatible with electromagnetic & electronic types, built-in standard encrypted bluetooth maintenance module.
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Multi-channel Communication2 Ethernet & 2 serial ports, supports 2G/3G/4G adaptive wireless (5G upgradable), compliant with IEC 60870-5-101/104 protocols.
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Technical Parameters
| Basic Parameters | |
|---|---|
| Operating power supply | AC 220 V±20%, dual input, backup DC 24 V |
| Nominal voltage input | AC 100 V |
| Nominal current input | AC 5/1 A |
| DC operating voltage | DC 24 V |
| AC voltage circuit | <0.25 VA/phase |
| AC current circuit | <0.25 VA/phase |
| Total power consumption | ≤20 VA（excluding line loss, communication, and backup power modules） |
| AC voltage endurance | 1.2 x rated voltage (Un), continuous operation |
| AC current endurance | 1.2 x rated current, continuous, 20 × rated current for 1 second |
| Voltage measurement accuracy | ±0.5% (0.5 class, ≤1.2 In), protection setpoint ≤3% (≤10 In) |
| Current measurement accuracy | ±0.5% (0.5 class, ≤1.2 In), protection setpoint ≤3% (≤10 In) |
| Power measurement accuracy | Active/reactive power accuracy ±0.5% |
| Frequency: sampling range 45–55 Hz, basic frequency error | ≤±0.02 Hz |
| Fault current input range | 0–20 In (In=rated input current), total error ≤±3% at 10 In |
| Sequence of events（SOE） | Resolution ≤2 ms |
| Remote signaling debounce time | 10 ms～1000 ms adjustable |
| Output mode | Active or dry contact, pulse output, pulse width adjustable 0–60 s |
| Output contact capacity | DC 24 V / 16 A |
| Protection action time | ＜40ms（at 1.2 × setting value） |
| Beidou/GPS Time Sync Error | ≤5ms |
| Optical channel time sync error | ≤1s |
| Wireless communication time sync error | ≤10s |
| Timekeeping accuracy | ＜2s |
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