Product designation			RF38
Product type designation			Motor protection relay
General characteristics
Number of poles		Nr.	3
Overvoltage category			III
Pollution degree			3
Frontal IP degree			IP20
Type of release			Thermal
Protection fuse
	gG (IEC)	A	6
	aM (IEC)	A	4
	RK5 (UL)	A	15
Phase failure detection			yes
Reset mode			Manual or automatic
Power circuit characteristics
Rated insulation voltage Ui IEC/EN		V	690
Rated impulse withstand voltage Uimp		kV	6
Rated operational voltage		V	690
Operational frequency
	min	Hz	0
	max	Hz	400
Operational current Ie
	Operational current min	A	2.5
	Operational current max	A	4
Tripping class			10A
Test Button			yes
Trip indicator			yes
Terminals
	type		screw and washer
	screw		M4
	width	mm	12.6
	tool		Phillips 2
Tightening torque for terminals
	min	Nm	2
	max	Nm	2.5
	min	Ibin	1.5
	max	Ibin	1.8
Conductor section
	Flexible w/o lug max	mm²	10
	Flexible c/w lug max	mm²	6
	AWG/kcmil max		8
Auxiliary circuit characteristics
Auxiliary contacts
	NO	Nr.	1
	NC	Nr.	1
Auxiliary Rated insulation voltage Ui IEC/EN		V	690
Auxiliary Rated impulse withstand voltage Uimp		kV	6
Auxiliary Rated operational voltage		V	690
Operating current AC15
	24V	A	3
	120V	A	3
	240V	A	1.5
	380V	A	0.95
	480V	A	0.75
	500V	A	0.72
	600V	A	0.6
Operating current DC13
	125V	A	0.11
	600V	A	0.22
IEC Conventional free air thermal current Ith		A	10
Terminals
	Auxiliary circuit type		screw and washer
	Auxiliary circuit screw		M3.5
	Auxiliary circuit width	mm	8
	Auxiliary circuit tool		Phillips 2
Conductor section
	Auxiliary circuit Flexible w/o lug max	mm²	2.5
	Auxiliary circut Flexible c/w lug max	mm²	2.5
Tightening torque for terminals
	Auxiliary circuit min	Nm	0.8
	Auxiliary circuit max	Nm	1
	Auxiliary circuit min	Ibin	0.59
	Auxiliary circuit max	Ibin	0.74
UL/CSA and IEC/EN 60947-5-1 designation			B600-R300
Ambient conditions
Operating temperature
	min	°C	-25
	max	°C	60
Storage temperature
	min	°C	-50
	max	°C	70
Compensation temperature
	min	°C	-20
	max	°C	60
Max altitude		m	3000
Mechanical features
Operating position
	normal		Vertical plan
	allowable		±30°
Fixing			Direct mounting on BF09… BF38…
Weight		g	160
UL technical data
Full-load current (FLA) for three-phase AC motor
	at 480V	A	4
	at 600V	A	4
ETIM classification
ETIM 8.0			EC000106 - Thermal overload relay

Documents

03 - Motor protection relays (eng)

Motor starting solutions (eng)
PD116GB02_22

Thermal overload relay RF38... (eng)
I197IGBDFEPCN12_12

TUTORIAL VIDEO: Installation of RF38 thermal relays

Certifications

cULus
EAC
CCC

Conformity

IEC/EN 60947-1
IEC/EN 60947-4-1
UL508
CSA C22.2 n° 14

Products > Motor protection relays

RF380400

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Motor protection relay, phase failure/single-phase sensitive. Three-pole (three-phase), manual or automatic resetting. Direct mounting on BF09 - BF38 contactors, 2.5...4A

Type of product: Thermal overload relays
Operational current [A]: 2.5...4
Reset mode: Manual or automatic
For contactor series: BF
Type: Phase failure / Single-phase sensitive
Type of mounting: Direct mounting on BF09… BF38…

Order code	RF380400
Weight [g]	158
Qty. per package	5
Multiple qty. of packs per order	5
Package dimensions [mm]	065X046X090
Volume [cm³]	269.1
Bar code [EAN13]	8013975169926
HS Code	85364900