SPAU 140 C | ABB | Synchro-Check Relay SPAU140C

Overview

• Model: SPAU 140 C
• Type: Synchro-Check Relay
• Function: Checks closing conditions of two separate circuit breakers
• Operation Stages: Two identical stages for synchro-check and voltage-check

Features

• Operation Modes: Continuous and command mode
• Display: Numerical display of setting values, measured values, and recorded data
• Self-Diagnostics: Continuous auto-diagnostic supervision
• Interface: Serial interface for SPA bus connection
• Software: Supports parameterization, reading values, events, and storing readings
• Integration: Part of ABB’s SPACOM and Panorama systems
• Certification: CE marking for EMC compliance

Energizing Inputs

• Rated Voltage: 100 V or 110 V
• Continuous Voltage Withstand: 2.0 × Un
• Burden: <0.5 VA
• Frequency Range: 45…65 Hz
• Rated Frequency: 50 Hz or 60 Hz (according to order)

Output Contact Ratings

• Contact Types: Heavy-duty and signalling
• Rated Voltage: 250 V AC/DC
• Thermal Withstand Capability:
  • Carry continuously: 5 A
  • Make and carry for 0.5 s: 30 A (heavy-duty), 10 A (signalling)
  • Make and carry for 3 s: 15 A (heavy-duty), 8 A (signalling)
• Breaking Capacity:
  • 220 V DC: 1 A (heavy-duty), 0.15 A (signalling)
  • 110 V DC: 3 A (heavy-duty), 0.25 A (signalling)
  • 48 V DC: 5 A (heavy-duty), 1 A (signalling)
• Contact Material: AgCdO₂

Control Inputs

• Control Voltage Level: 18…265 V DC or 80…265 V AC
• Typical Control Current: 2…20 mA

Data Communication

• Transmission Mode: Fibre-optic serial bus
• Data Code: ASCII
• Transfer Rates: 4800 or 9600 Bd
• Bus Connection Modules:
  • Powered from external power source for plastic core cables (SPA-ZC 17BB)
  • Powered from host relay for plastic core cables (SPA-ZC 21BB)

Auxiliary Supply Modules

• Supply Module: SPTU 240R4 (80…265 V AC/DC)
  • Power Consumption: ~5 W (quiescent), ~7 W (operation)
• Supply Module: SPTU 48R4 (18…80 V DC)