Product designation				Top roller push plunger
Product type designation				KNB
General characteristics
Material
		Housing		Aluminium-zinc alloy
		Roller		Plastic
Contact characteristics
Type of contact				2NO Slow action
Thermal current Ith			A	10
IEC/EN 60947-5-1 designation				A300 Q300
Rated insulation voltage Ui			V	440
Rated impulse withstand voltage Uimp			kV	4
Short-circuit protection with fuse			Class/A	10 gG/SC QUICK FUSE
Switching speed
		min	m/s	0.5
		max	m/s	1.5
IEC Conventional free air thermal current Ith			A	10
Resistance per pole (average value)			mΩ	<10
Mechanical features
Operating head fixing				Locking bayonet insert
Operating torque
			N	5
			Ib	1.1
Tightening torque (Max)
	Switch fixing
			Nm	2.5
			lbin	22.1
	Contact terminals
			Nm	0.8
			lbin	7
	Body lid screw fixing
			Nm	0.8
			lbin	7
Conductor section
	AWG/Kcmil
		min		16
		max		14
	IEC
		min	mm²	1or 2
		max	mm²	2.5
Cable connection				Self-releasing screw terminal
Cable entry				M20 on the sides
Operations
Mechanical life			cycles	<10000000
Mechanical operation			cycles/h	3600
Ambient conditions
Temperature
	Operating temperature
		min	°C	-25
		max	°C	+70
	Storage temperature
		min	°C	-40
		max	°C	+70
Resistance & Protection
IP degree
		Terminals		IP20
		Body housing		IP65
Pollution degree				3
ETIM classification
ETIM 8.0				EC000030 - End switch

Documents

10 - Limit, micro and foot switches (eng)

Limit, micro and foot switches K series (eng)
PD042GB05_11

FAQ for limit micro and foot switches KG1..., KG2..., KR1..., KR2..., KGD..., KRD..., KB..., KC..., KM..., KN... (eng)
F018IGB06_21
FAQ for limit micro and foot switches KB…, KC..., KM…, KN... (eng)
F031IGB04_21
FAQ for limit micro and foot switches KB..., KM..., KC...,KN... (eng)
F052IGB10_21

LOVATO Electric - Limit switch K series

Certifications

cULus
EAC
CCC

Conformity

EN 50047
IEC/EN 60947-1
IEC/EN 60947-5-1
IEC/EN 60204-1
UL508
CSA C22.2 n° 14

Products > Limit, micro and foot switches

KNB1L20

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Limit switch, K series, top roller push plunger, 2 side cable entry. Dimensions compatible to EN 50047, metal body, contacts 2NO slow action. Plastic roller

Type of product: Metal and plastic limit switches
Product characteristics: Top roller push plunger
Housing material: Aluminium-zinc alloy
Roller material: Plastic
Type of contacts: 2NO Slow action
Cable entry: M20 on the sides

Order code	KNB1L20
Weight [g]	215
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	065X046X090
Volume [cm³]	269.1
Bar code [EAN13]	8013975127988
HS Code	85365080

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Data Sheet - KNB1L20

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KNB1L20

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