Rosemount Motor Management Relay 469

Set S2 SYSTEM SETUP ZV VOLTAGE SENSING Z VT CONNECTION TYPE to 'Wye'

Set S2 SYSTEM SETUP ZV VOLTAGE SENSING ZV VOLTAGE TRANSFORMER RATIO to '10.00:1'

Voltage Application and Measurement

Enter the applied voltage value

Enter the measured voltage value

Is the measured value within ±13.65 V of the applied value?

Verify accuracy of the measured values

Set RTD APPLICATION for each RTD

Describe the resistance values applied to simulate RTDs

Are the measured values within ±2°C or ±4°F?

View and record measured values

Set PHASE CT PRIMARY to 1000 A in S2 SYSTEM SETUP Z CURRENT SENSING

Inject current values as per the specification table

Are the measured values within the specified accuracy of ±0.5% of 2 × CT?

Document any discrepancies or observations

Voltage Application and Verification

Apply voltages as per the table below

Verify the 469 operation on voltage phase reversal

Enter the measured values for 5 A input

Are the measured values within ±5 A?

Inject the specified values into one phase only

Verify the accuracy of the measured values

Enter the measured values for 1 A input