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KDJB-430A Lightweight 3-Phase Relay Protection Tester
KDJB-430A Lightweight 3-Phase Relay Protection Tester

KDJB-430A Lightweight 3-Phase Relay Protection Tester

Applications:

  • Widely used for relay protection tests in substations, power plants, industrial power systems and maintenance sites. Compact and portable for field and laboratory use, suitable for 0–40℃, dry and non-corrosive working environment.

  • Response within
    24 hours

  • Free warranty
    12 month

  • On-line training
    Support

Profile:

KDJB-430A adopts high-fidelity linear amplifier and dual-core DSP. It provides 4-phase voltage & 3-phase current output, 10.5-inch touch screen, Android system, Bluetooth/WiFi/ Ethernet communication. Ultra-light 7.2kg, small size, high precision and easy operation.

Features:

  • 10.5-inch large touch screen with 1920*1280 high resolution
  • Android operating system for friendly and stable human-machine interaction
  • Dual-core DSP + high-bit D/A for smooth and high-fidelity waveform
  • Built-in Bluetooth, WiFi and Ethernet for flexible communication
  • Innovative heat dissipation structure, A4-size compact body
  • Optional 110V/220V DC auxiliary power supply

Parameter:

Category Specification
AC Current Output - Per phase: 0–30 A (RMS), ±0.2% accuracy
- 3-phase parallel: 0–90 A (RMS)
- Continuous per phase: ≤10 A
- Max power per phase: 240 VA
AC Voltage Output - Phase voltage: 0–130 V (RMS), ±0.2%
- Line voltage: 0–260 V (RMS)
- Phase power: 60 VA
- Line power: 80 VA
DC Current Output - Single phase: 0–±10 A, ±0.5%
- 3-phase parallel: 0–±30 A
DC Voltage Output - Phase: 0–±175 V, ±0.5%
- Line: 0–±350 V
- Phase power: 60 VA
- Line power: 80 VA
Frequency Range 20 – 1000 Hz
Harmonics 2nd to 20th order (programmable amplitude & phase)
Digital I/O - 8-channel isolated inputs
- 4-channel isolated outputs
Auxiliary DC Power Selectable +110V or +220V
Dimensions (L×H×D) 340 mm × 230 mm × 125 mm
Weight ≤7.2 kg