ABB REG670 Generator Protection Relay Electronic Module

Overview:

• Functionality: Protection, control, and monitoring of generators and generator-transformer blocks
• Application Range: From relatively small units to the largest generating units
• Function Library: Comprehensive library covering most generator applications
• Analog Inputs: Large number available for integration of multiple functions
• Redundancy: Two IED units can provide total functionality, ensuring high redundancy
• Additional Use: Can also be used for protection and control of shunt reactors

Specifications:

• Current:

  • Rated Value: 1 or 5 A
  • Nominal Range: $(0.2-40)\times 𝐼𝑟$
  • Operative Range: $(0-100)\times 𝐼𝑟$
  • Permissive Overload:
    • Continuous: $4\times 𝐼𝑟$
    • Short Duration (1 s): $100\times 𝐼𝑟$
  • Burden:
    • $<150$ mVA at $𝐼𝑟=5$ A
    • $<20$ mVA at $𝐼𝑟=1$ A

• AC Voltage:

  • Rated Value: $𝑈𝑟=110$ V
  • Nominal Range: $0.5-288$ V
  • Operative Range: $0-340$ V
  • Permissive Overload:
    • Continuous: 420 V
    • Short Duration (10 s): 450 V
  • Burden: $<20$ mVA at 110 V

• Frequency:

  • $𝑓𝑟=50\mathrm{/}60$ Hz ±5%

• Communication:

  • Number of Channels: 1 or 2
  • Standard: IEEE 802.3u 100BASE-FX
  • Type of Fiber: 62.5/125 mm multimode fiber
  • Wavelength: 1300 nm
  • Optical Connector Type: ST
  • Communication Speed: Fast Ethernet 100 Mbit/s