SPAU 140 C

Overview

SPAU 140 C is an ABB Synchro-Check Relay designed for monitoring and verifying synchronization conditions in power systems with flexible control inputs and power supply options.

Control Inputs

• Terminals: 10-11, 22-23, 45-46, 47-48

• Control Voltage Range: 18–265 V DC or 80–265 V AC

• Typical Control Current: 2–20 mA

Power Supply & Output Modules

• Module Types:

• SPTU 240 R4: 80–265 V DC/AC

• SPTU 48 R4: 18–80 V DC

• Power Consumption:

• Quiescent: ~5 W

• Operating: ~7 W

Energizing Inputs

• Nominal Voltage: 100 V

• Continuous Voltage Withstand: 2.0 × Un

• Burden at Rated Voltage: <0.5 VA

• Rated Frequency: 50 Hz / 60 Hz

• Frequency Range: 45–65 Hz

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