Page 725 - Motor_protection_and_control_Manual_motor_starters_ contactors

TF42 thermal overload relays – 0.10 to 38.0 A

Technical data

Main circuit – Utilization characteristics according to UL/CSA
Type TF42
Standards UL 508, CSA 22.2 No. 14
Maximum operational voltage 600 V AC
Trip rating 125% of FLA
Full load amps (FLA) See table "Full load amps and short-circuit protective device"
Short-circuit rating RMS symmetrical See table "Full load amps and short-circuit protective device"
Short-circuit protective device See table "Full load amps and short-circuit protective device"
Auxiliary circuit according to UL/CSA
Type TF42
Contact rating N.C., 95-96 B600, Q300
N.O., 97-98 D300, Q300
Conventional thermal current N.C., 95-96 5 A
N.O., 97-98 2.5 A
Full load amps and short-circuit protective device
Type Full load amps (FLA) Short-circuit protective device
480 / 600 V AC 480 / 600 V AC
Short circuit rating RMS Fuse type Short circuit rating RMS Fuse type
symmetrical symmetrical 7
TF42-0.13 0.13 A 18 kA 1 A, K5 100 kA 30 A, Class J
TF42-0.17 0.17 A 18 kA 1 A, K5 100 kA 30 A, Class J
TF42-0.23 0.23 A 18 kA 1 A, K5 100 kA 30 A, Class J
TF42-0.31 0.31 A 18 kA 3 A, K5 100 kA 30 A, Class J
TF42-0.41 0.41 A 18 kA 3 A, K5 100 kA 30 A, Class J
TF42-0.55 0.55 A 18 kA 3 A, K5 100 kA 30 A, Class J
TF42-0.74 0.74 A 18 kA 3 A, K5 100 kA 30 A, Class J
TF42-1.0 1.00 A 18 kA 6 A, K5 100 kA 30 A, Class J
TF42-1.3 1.30 A 18 kA 6 A, K5 100 kA 30 A, Class J
TF42-1.7 1.70 A 18 kA 6 A, K5 100 kA 30 A, Class J
TF42-2.3 2.30 A 18 kA 10 A, K5 100 kA 30 A, Class J
TF42-3.1 3.10 A 18 kA 10 A, K5 100 kA 30 A, Class J
TF42-4.2 4.20 A 18 kA 15 A, K5 100 kA 30 A, Class J
TF42-5.7 5.70 A 18 kA 20 A, K5 100 kA 30 A, Class J
TF42-7.6 7.60 A 18 kA 25 A, K5 100 kA 30 A, Class J
TF42-10 10.0 A 18 kA 35 A, K5 100 kA 45 A, Class J
TF42-13 13.0 A 18 kA 40 A, K5 100 kA 45 A, Class J
TF42-16 16.0 A 18 kA 60 A, K5 100 kA 45 A, Class J
TF42-20 20.0 A 18 kA 80 A, K5 100 kA 60 A, Class J
TF42-24 24.0 A 18 kA 80 A, K5 100 kA 60 A, Class J
TF42-29 29.0 A 18 kA 100 A, K5 100 kA 100 A, Class J
TF42-35 35.0 A 18 kA 150 A, K5 100 kA 175 A, Class J
TF42-38 38.0 A 18 kA 150 A, K5 100 kA 175 A, Class J

2CDC106046C0201

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