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Pextron TST microprocessor-based three-phase supervisory relay with ANSI 27/47/59/60 protection functions, MODBUS® RTU communication (PST model), and a robust design. Ideal for monitoring and protecting three-phase electrical systems.
Purchases with CNPJ (Brazilian company tax ID) Online Store These offers are exclusive to São Paulo state. 👉 If your purchase is for outside the state of São Paulo state... CLICK HERE, Or continue your purchase as Individual (CPF).
THE Pextron TST Three-Phase Supervisory Relay is a microprocessor-based digital protection device, developed for applications in three-phase electrical systems. With multiple ANSI protection functions, MODBUS® RTU communication (PST model) and robust design, it offers high reliability and ease of integration into industrial automation systems.
Main Technical Characteristics:
ANSI Protection Functions:
27: Undervoltage.
47: Phase sequence.
59: Overvoltage.
60: Voltage imbalance.
Inputs and Outputs:
Inputs for three-phase voltage measurement.
Relay outputs for alarm, trip and self-check (PST model).
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Billing for CNPJ via ONLINE STORE It is exclusive to SP. If your purchase is for a location outside the state of São Paulo, CLICK HERE or continue your purchase as Individual (CPF).