Product designation				Key operated
Product type designation				KBN
General characteristics
General characteristics
Housing Material				Polymer thermoplastic
Key shape				Straight "T"
Contact characteristics
Type of contact				2NO+1NC Slow action
Thermal current Ith			A	10
IEC/EN 60947-5-1 designation				A600 Q600
Rated insulation voltage Ui			V	690
Rated impulse withstand voltage Uimp			kV	6
Insulation class				II
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
Operations
Mechanical life			cycles	100000
B10d			cycles	100000
Mechanical operation			cycles/h	3600
Output characteristics
Mechanical life			cycles	100000
Mechanical features
Operating head fixing				Locking bayonet insert
Operating torque
			N	8
			Ib	1.8
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 bottom
Weight			g	96
Ambient conditions
Pollution degree				3
Temperature
	Operating temperature
		min	°C	-25
		max	°C	+70
	Storage temperature
		min	°C	-40
		max	°C	+70
ETIM classification
ETIM 8.0				EC000030 - End switch

cULus
EAC
CCC

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

KBN3L21

Type of product: Metal and plastic limit switches
Product characteristics: Key operated
Housing material: Polymer thermoplastic
Key shape: Straight "T"
Cable entry: M20 on the bottom
Type of contacts: 2NO+1NC Slow action

Compare

Limit switch, K series, key operated, 1 bottom cable entry. Dimensions to EN 50047, plastic body, contacts 2NO+1NC slow action. Straight "T" key

Order code	KBN3L21
Weight [g]	94
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	100X044X032
Volume [cm³]	140.8
Bar code [EAN13]	8013975115343
HS Code	85365080