Page 363 - Contactors_Catalogue

ABB MOTOR CONTROL AND PROTECTION FOR ROLLING STOCK APPLICATIONS 6/9

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TF65-B thermal overload relays – 22.0 to 67.0 A

Technical data

Main circuit – Utilization characteristics according to UL/CSA
Type TF65-B
Standards UL 60947-1, UL 60947-4-1
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 TF65-B
Contact rating N.C., 95-96 B600, Q600
N.O., 97-98 D300, Q600
Conventional thermal current N.C., 95-96 6 A
N.O., 97-98 4 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
TF65-28B 28 A 5 kA 100 A, K5 / RK5 100 kA 110 A, Class J
TF65-33B 33 A 5 kA 100 A, K5 / RK5 100 kA 110 A, Class J
TF65-40B 40 A 5 kA 100 A, K5 / RK5 100 kA 110 A, Class J
TF65-47B 47 A 5 kA 125 A, K5 / RK5 100 kA 125 A, Class J
TF65-53B 53 A 10 kA 125 A, K5 / RK5 100 kA 125 A, Class J
TF65-60B 60 A 10 kA 150 A, K5 / RK5 100 kA 150 A, Class J
TF65-67B 67 A 10 kA 150 A, K5 / RK5 100 kA 150 A, Class J

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