Product designation				Motor protection circuit breaker
Product type designation				SM1RT
Electrical features
Number of poles			Nr.	3
Magnetic protection				yes
Thermal protection				yes
Phase failure detection				yes
Rated insulation voltage Ui IEC/EN			V	690
Rated impulse withstand voltage Uimp			kV	6
Rated frequency			Hz	50/60
Thermal trip adjustment range				2.5…4
Rated current (In)			A	4
Magnetic tripping				20 x In
Power dissipation per pole
		min	W	0.90
		max	W	2.29
Operational short-circuit current breaking capacity (Ics) at AC
		230V	kA	100
		400V	kA	100
		440V	kA	100
		500V	kA	100
		690V	kA	10
Maximum short-circuit current breaking capacity (Icu) at AC
		230V	kA	100
		400V	kA	100
		440V	kA	100
		500V	kA	100
		690V	kA	10
Tripping class				10A
IEC Utilization category				A
Operations
Mechanical life			cycles	100000
Electrical life			cycles	100000
Mechanical features
Tightening torque for terminals
		min	Nm	2.5
		max	Nm	3
		min	Ibin	22
		max	Ibin	26.5
Max number of wires simultaneously connectable			Nr.	2
Conductor section
	AWG/Kcmil
		min		16
		max		8
	Flexible w/o lug conductor section
		min	mm²	1
		max	mm²	10
	Flexible c/w lug conductor section
		min	mm²	1
		max	mm²	10
	Flexible with insulated spade lug conductor section
		min	mm²	1
		max	mm²	10
Screwdriver				PH2
Power terminal protection according to IEC/EN 60529				IP20 on front
Cable stripping lenght
		main circuit	mm	12
Ambient conditions
Temperature
	Operating temperature
		min	°C	-20
		max	°C	+60
	Storage temperature
		min	°C	-50
		max	°C	+80
	Compensation temperature
		min	°C	-20
		max	°C	+50
Max altitude			m	3000
Operating position
		normal		Vertical plan
		allowable		Any
Fixing				Screw / DIN rail 35mm
Weight			g	340
UL technical data
Motor Disconnect
		at 480V	kA	65
		protection		Fuse or CB
Group Motor Installation
		at 480V	kA	65
		protection		Fuse or CB
Tap Conductor Protection
		at 480Y/277V	kA	65
Maximum UL/CSA horsepower ratings single-phase
		110V-120V	HP	1/8
		220V-240V	HP	1/3
Maximum UL/CSA horsepower ratings three-phase, 3-pole
		200V-208V	HP	3/4
		220V-240V	HP	3/4
		440V-480V	HP	2
ETIM classification
ETIM 8.0				EC000074 - Motor protection circuit-breaker

Documents

Motor protection circuit breakers SM1P… - SM1R… (eng)
I489IGBDE09_22

LOVATO Electric - Motor protection circuit breakers SM series
TUTORIAL VIDEO: Tripping protection notification - SM series motor protection circuit breakers
TUTORIAL VIDEO: Door lock handle assembly - SM series motor protection circuit breakers
TUTORIAL VIDEO: Box assembly - SM Series motor protection circuit breakers
TUTORIAL VIDEO: Panel mounting - SM... Motor protection circuit breakers
TUTORIAL VIDEO: Assembly of the accessories - SM series motor protection circuit breakers
TUTORIAL VIDEO: Mounting in modular boxes - SM... Motor protection circuit breakers
TUTORIAL VIDEO: Connection of contactor/circuit breaker - SM Series motor protection circuit breakers

Certifications

cULus
EAC

Conformité

IEC/EN/BS 60947-1
IEC/EN/BS 60947-2
IEC/EN/BS 60947-4-1
UL 60947-4-1
CSA C22.2 n° 60947-1
CSA C22.2 n° 60947-4-1

Produits > Disjoncteurs Moteurs

SM1RT0400

Comparer

Motor protection circuit breaker, transformer protection, IEC breaking capacity Icu 100kA at 400V, 2.5...4A

Type de produit: Disjoncteur de protection du moteur
Plage de réglage du déclenchement thermique [A].: 2.5…4
Courant nominal en [A].: 4
Pouvoir de coupure extrême en court-circuit (Icu) en AC 400V AC [kA].: 100
Type de protection: Magnétique et thermique
Type de commande: Bouton rotatif
Certifié UL Type E: Non

Code de commande	SM1RT0400
Poids [g]	340
Quantité paquet produit	1
Quantité paquets multiples	1
Dimensions [mm] de l'emballage du produit	090X047X086
Volume [cm³]	363,78
Code à barres [EAN13]	8013975311752
Code HS	85362010