Long Description:
The EF19-18.9 is an self-supplied electronic overload relay, which means no extra external supply is needed. It offers reliable and fast protection for motors in the event of overload or phase failure. Easy to use like a thermal overload relay and compatible with standard motor applications, the electronic overload relay is convincing, above all, due to its wide setting range, high accuracy, high operational temperature range and the possibility to select a trip class (10E, 20E, 30E). Further features are the temperature compensation, trip contact (NC), signal contact (NO), automatic- or manual reset selectable, trip-free mechanism, STOP- and Test function and a trip indication. The overload relays are connected directly to the contactors. Single mounting kits are available as accessory.
Ordering
Dimensions
Container Information
Package Level 1 Gross Weight:
Technical
Rated Operational Voltage (Ue):
Main Circuit 690 V AC
Auxiliary Circuit 600 V AC/DC
Rated Operational Current (Ie):
Rated Operational Current AC-3 (Ie):
Rated Frequency (fr):
Main Circuit 50 Hz
Main Circuit 60 Hz
Auxiliary Circuit DC
Auxiliary Circuit 50 Hz
Auxiliary Circuit 60 Hz
Rated Impulse Withstand Voltage (Uimp):
Main Circuit 6 kV
Auxiliary Circuit 6 kV
Rated Insulation Voltage (Ui):
Number of Auxiliary Contacts NC:
Number of Auxiliary Contacts NO:
Conventional Free-air Thermal Current (Ith):
Auxiliary Circuit NC 6 A
Auxiliary Circuit NO 6 A
Rated Operational Current AC-15 (Ie):
(240V) NC 3 A
(400V) NC 1.1 A
(500V) NC 0.75 A
(240V) NO 3 A
(400V) NO 1.1 A
(500V) NO 0.75 A
Rated Operational Current DC-13 (Ie):
(24V) NC 1.5 A
(60V) NC 0.55 A
(125V) NC 0.55 A
(250V) NC 0.27 A
(24V) NO 1.5 A
(60V) NO 0.55 A
(125V) NO 0.5 A
(250V) NO 0.27 A
Connecting Capacity-Auxiliary Circuit:
Rigid 1/2x 1 ... 4 mm²
Flexible with Ferrule 1/2x 0.75 ... 2.5 mm²
Flexible with Insulated Ferrule 1/2x 0.75 ... 2.5 mm²
Flexible 1/2x 0.75 ... 2.5 mm²
Connecting Capacity-Main Circuit:
Rigid 1/2x 1 ... 4 mm²
Flexible with Ferrule 1/2x 0.75 ... 2.5 mm²
Flexible with Insulated Ferrule 1/2x 0.75 ... 2.5 mm²
Flexible 1/2x 0.75 ... 2.5 mm²
Tightening Torques:
Main Circuit 0.8 ... 1.5 N·m
Auxiliary Circuit 0.8 ... 1.2 N·m
Wire Stripping Length:
Main Circuit 9 mm
Auxiliary Circuit 9 mm
Recommended Screw Driver:
Standards:
IEC/EN 60947-1, IEC/EN 60947-4-1, IEC/EN 60947-5-1, UL508, CSA 22.2 No. 14
Environmental
Ambient Air Temperature:
Operation -25 …. +70 °C
Operation Compensated -25 ... +70 °C
Storage -50 …+80 °C
Ambient Air Temperature Compensation:
Maximum Operating Altitude Permissible:
Resistance to Shock acc. to IEC 60068-2-27:
Resistance to Vibrations acc. to IEC 60068-2-6:
RoHS Status:
Following EU Directive 2002/95/EC August 18, 2005 and amendment
Technical UL/CSA
Maximum Operating Voltage UL/CSA:
Connecting Capacity-Main Circuit UL/CSA:
Stranded 1/2x 16 ... 10 AWG
Flexible 1/2x 16 ... 10 AWG
Connecting Capacity-Auxiliary Circuit UL/CSA:
Stranded 1/2x 18 ... 10 AWG
Flexible 1/2x 18 ... 10 AWG
Tightening Torques UL/CSA:
Main Circuit 7 ... 13 in·lb
Auxiliary Circuit 7 ... 11 in·lb
Certificates and Declarations (Document Number)
Data Sheet, Technical Information:
Data Sheet, Technical Information (Part 2):
Declaration of Conformity - CE:
Instructions and Manuals:
Classifications
Object Classification Code: