The LOVATO RF382300 is a motor protection relay with phase failure/single-phase sensitivity. This three-pole relay features manual or automatic resetting and direct mounting on BF09 - BF38 contactors. Adjustable from 17 to 23 AMPS, it provides complete motor protection when wired to the coil connection of the contactor.
Motor protection relay
Phase failure/single-phase sensitive
Manual or automatic resetting
Product Highlights
Provides thermal overload protection between 17-23A. Direct mounting on BF09 - BF38 contactors.
Product Information
Standard Information
Brand: LOVATO
Manufacturer Part Number: RF382300
Country of Origin: ITALY
Technical Specifications
Product designation
RF38
Product type designation
Motor protection relay
Number of poles
3
Overvoltage category
III
Pollution degree
3
Frontal IP degree
IP20
Type of release
Thermal
Protection fuse gG (IEC)
50 A
Protection fuse aM (IEC)
25 A
Protection fuse RK5 (UL)
90 A
Phase failure detection
yes
Reset mode
Manual or automatic
Rated insulation voltage Ui IEC/EN
690 V
Rated impulse withstand voltage Uimp
6 kV
Rated operational voltage
690 V
Operational frequency min
0 Hz
Operational frequency max
400 Hz
Operational current min
17 A
Operational current max
23 A
Tripping class
10A
Test Button
Yes
Trip indicator
yes
Terminals type
screw and washer
Terminals screw
M4
Terminals width
12.6 mm
Terminals tool
Phillips 2
Tightening torque for terminals min
2 Nm
Tightening torque for terminals max
2.5 Nm
Conductor section Flexible w/o lug max
10 mm
2
Conductor section Flexible c/w lug max
6 mm
2
AWG/kcmil max
8
Auxiliary contacts NO Nr.
1
Auxiliary contacts NC Nr.
1
Auxiliary Rated insulation voltage Ui IEC/EN
690 V
Auxiliary Rated impulse withstand voltage Uimp
6 kV
Auxiliary Rated operational voltage
690 V
Operating current AC15 24V
3 A
Operating current AC15 120V
3 A
Operating current AC15 240V
1.5 A
Operating current AC15 380V
0.95 A
Operating current AC15 480V
0.75 A
Operating current AC15 500V
0.72 A
Operating current AC15 600V
0.6 A
Operating current DC13 125V
0.11 A
Operating current DC13 600V
0.22 A
IEC Conventional free air thermal current Ith 45.11.1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
10 A
Auxiliary circuit type
screw and washer
Auxiliary circuit screw
M3.5
Auxiliary circuit width
8 mm
Auxiliary circuit tool
Phillips 2
Auxiliary circuit Flexible w/o lug max
2.5 mm
2
Auxiliary circut Flexible c/w lug max
2.5 mm
2
Tightening torque for terminals Auxiliary circuit min
0.8 Nm
Tightening torque for terminals Auxiliary circuit max
1 Nm
Operating temperature min
-25 °C
Operating temperature max
60 °C
Storage temperature min
-50 °C
Storage temperature max
70 °C
Compensation temperature min
-20 °C
Compensation temperature max
60 °C
Max altitude
3000 m
Operating position
normal
Vertical plan allowable
±30°
Fixing
Direct mounting on BF09… BF38…
Full-load current (FLA) for three-phase AC motor at 480V
23 A
Full-load current (FLA) for three-phase AC motor at 600V