Page 750 - Motor_protection_and_control_Manual_motor_starters_ contactors

EF65, EF96, EF146 electronic overload relays – 20 to 150 A
Technical data

General data
Type EF65, EF96, EF146
Pollution degree 3
Phase loss sensitive Yes
Ambient air temperature
Operation Open - compensated -25 ... +70 °C
Storage -50 ... +85 °C
Ambient air temperature compensation Acc. to IEC/EN 60947-4-1
Maximum operating altitude permissible 2000 m
Resistance to shock acc. to IEC 60068-2-27 15g / 11 ms
Resistance to vibrations acc. to IEC 60068-2-6 5g / 3 … 150 Hz
Mounting position Position 1-6
Mounting Mount on the contactor and tighten the screws of the main circuit terminals
Degree of protection Housing IP20
Main circuit terminals IP10

Electrical connection
Main circuit
Type EF65 EF96 EF146
Connecting capacity
Rigid 1) 1 x 4 ... 35 mm² 4 ... 70 mm² 10 ... 95 mm²
2 x 4 ... 35 mm² 4 ... 35 mm² 10 ... 35 mm²
7 Flexible 1) 1 x 4 ... 35 mm² 4 ... 50 mm² 10 ... 70 mm²
2 x 2.5 ... 35 mm² 4 ... 35 mm² 10 ... 35 mm²
Stranded acc. to UL/CSA 1 x AWG 10-2 AWG 10-2 AWG 6-00
2 x AWG 6-2
Flexible acc. to UL/CSA 1 x AWG 10-2 AWG 10-2 AWG 6-00
2 x AWG 6-2
Stripping length 20 mm 20 mm 20 mm
Tightening torque 4 Nm / 35 lb.in 6 Nm / 55 lb.in 10 Nm / 70 lb.in
Recommended screw driver M8 (Pozidriv 2) M8 (Hexagon 4) M8 (Hexagon 4)
1) Only one wire size allowed when using 2 wires

Auxiliary circuit
Type EF65, EF96, EF146
Connecting capacity
Rigid 1 or 2 x 1 ... 4 mm²
Flexible with ferrule 1 or 2 x 0.75 ... 2.5 mm²
Flexible with insulated ferrule 1 or 2 x 0.75 ... 2.5 mm²
Flexible 1 or 2 x 0.75 ... 2.5 mm²
Stranded acc. to UL/CSA 1 or 2 x AWG 18-10
Flexible acc. to UL/CSA 1 or 2 x AWG 18-10
Stripping length 9 mm
Tightening torque 0.8 ... 1.2 Nm / 7 ... 11 Ib.in
Recommended screw driver M3.5 (Pozidriv 2)

²CDC107038C0²01

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