T60

Product Overview

The GE Multilin T60 is a transformer management relay designed to provide advanced differential protection and monitoring for power transformers.

Percent Differential Protection

• Zones: 2

• Minimum Pickup: 0.05–1.00 pu (0.001 pu steps)

• Slope 1 Range: 15–100% (1% steps)

• Slope 2 Range: 50–100% (1% steps)

• Kneepoint 1: 1.0–4.0 pu (0.0001 pu steps)

• Kneepoint 2: 4.0–30.0 pu (0.0001 pu steps)

• 2nd Harmonic Inhibit: 1.0–40.0% (0.1% steps)

• 5th Harmonic Inhibit: 1.0–40.0% (0.1% steps)

• Operate Time with Harmonic Inhibit: 20–30 ms

• Operate Time without Harmonic Inhibit: 5–20 ms

• Dropout Level: 97–98% of pickup

• Accuracy: ±0.5% of reading or ±1% of rated

Instantaneous Differential Protection

• Pickup Level: 2.00–30.00 pu (0.01 pu steps)

• Dropout Level: 97–98% of pickup

• Accuracy: ±0.5% of reading or ±1% of rated

• Operate Time: < 20 ms at 3× pickup (60 Hz)

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