KBN3L11 – “””STRAIGHT “”””T”””” KEY PLASTIC SAFETY SWITC”

Q: What is the Lovato KBN3L11 used for?

The Lovato KBN3L11 is used as a key-operated safety limit switch for machine guards, access doors and industrial safety interlock applications.

Q: What contact arrangement does the KBN3L11 have?

The KBN3L11 features one normally open and one normally closed slow-action contact.

Q: What type of actuator does the KBN3L11 use?

The KBN3L11 uses a straight "T" key actuator designed for key-operated safety switching.

Q: What cable connection does the KBN3L11 support?

The KBN3L11 uses an M20 bottom cable entry with self-releasing screw terminal connection.

Lovato Electric KBN3L11 electrical installation component for professional commercial and industrial assemblies, suitable for maintenance, replacement and panel building applications.

SKU: KBN3L11MPN: KBN3L11

List Price £71.26 ex VAT

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£42.76 40% OFF

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Lovato KBN3L11 Straight T Key Plastic Safety Switch 1NO+1NC

The Lovato Electric KBN3L11 is a professional key-operated safety limit switch from the K series, designed for reliable machine safety, industrial automation and protective guarding applications. Featuring a straight "T" key actuator, polymer thermoplastic housing and 1NO+1NC slow-action contacts, the KBN3L11 provides dependable switching performance for safety interlock circuits and industrial control systems.

Designed to EN 50047 dimensions, the KBN3L11 incorporates a bottom M20 cable entry, forced opening capability and self-releasing screw terminal connections. Its compact plastic construction makes it suitable for machine guard monitoring, access door protection and industrial safety applications.

Why Choose the Lovato Electric KBN3L11?

Genuine Lovato Electric component: Designed for dependable industrial safety and automation applications.
Key-operated safety switching: Ideal for monitoring machine guards, doors and access points.
1NO+1NC slow-action contacts: Provides reliable switching for safety and control circuits.
Durable thermoplastic housing: Suitable for demanding industrial environments.
Easy integration: EN 50047 dimensions with M20 bottom cable entry support straightforward installation.

Product Specifications

Manufacturer	Lovato Electric
Product Code	KBN3L11
Product Type	Safety Limit Switch
Series	KBN
Actuator Type	Straight "T" Key
Contact Configuration	1NO + 1NC Slow Action
Housing Material	Polymer Thermoplastic
Cable Entry	M20 Bottom Entry
Thermal Current Ith	10A
Rated Insulation Voltage Ui	690V
Rated Impulse Withstand Voltage Uimp	6kV
IEC/EN 60947-5-1 Designation	A600 Q600
Insulation Class	Class II
Mechanical Life	100,000 cycles
Forced Opening	Yes
Operating Temperature	-40°C to +70°C
Protection Rating	IP65
Weight	90g
EAN	8013975115329

Applications

Machine guard safety monitoring
Industrial automation equipment
Safety interlock circuits
Manufacturing machinery protection
Control panels and electrical assemblies

Technical Specifications

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Device Type	Limit switch accessory
Switching Action	Slow action
Housing Material	Plastic
Connection	M20 cable entry
Weight [g]	92
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	100X044X032
Volume [cm³]	140.8
Bar code [EAN13]	8013975115329
Product designation	Key operated
Product type designation	KBN
Housing Material	Polymer thermoplastic
Key shape	Straight "T"
Type of contact	1NO+1NC Slow action
Thermal current Ith	10
IEC/EN 60947-5-1 designation	A600 Q600
Rated insulation voltage Ui [V]	690
Rated impulse withstand voltage Uimp	6
Insulation class	II
Short-circuit protection with fuse	10 gG/SC QUICK FUSE
min	16
max	14
IEC Conventional free air thermal current Ith	10
Resistance per pole (average value)	<10
Mechanical life	100000
B10d	100000
Mechanical operation	3600
Operating head fixing	Locking bayonet insert
min [mm²]	1.5
max [mm²]	2.5
Cable connection	Self-releasing screw terminal
Cable entry	M20 on the bottom
Pollution degree	3
min [°C]	-40
max [°C]	+70
ETIM 8.0	EC000030 - End switch
HS Code	85365080

Frequently Asked Questions

What is the Lovato KBN3L11 used for?

The Lovato KBN3L11 is used as a key-operated safety limit switch for machine guards, access doors and industrial safety interlock applications.

What contact arrangement does the KBN3L11 have?

The KBN3L11 features one normally open and one normally closed slow-action contact.

What type of actuator does the KBN3L11 use?

The KBN3L11 uses a straight "T" key actuator designed for key-operated safety switching.

What cable connection does the KBN3L11 support?

The KBN3L11 uses an M20 bottom cable entry with self-releasing screw terminal connection.

Device Type	Limit switch accessory
Switching Action	Slow action
Weight [g]	92
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	100X044X032
Volume [cm³]	140.8
Bar code [EAN13]	8013975115329
Product designation	Key operated
Product type designation	KBN
Housing Material	Polymer thermoplastic
Key shape	Straight "T"
Type of contact	1NO+1NC Slow action
Thermal current Ith	10
IEC/EN 60947-5-1 designation	A600 Q600
Rated insulation voltage Ui [V]	690
Rated impulse withstand voltage Uimp	6
Insulation class	II
Short-circuit protection with fuse	10 gG/SC QUICK FUSE
min	16
max	14
IEC Conventional free air thermal current Ith	10
Resistance per pole (average value)	<10
Mechanical life	100000
B10d	100000
Mechanical operation	3600
Operating head fixing	Locking bayonet insert
min [mm²]	1.5
max [mm²]	2.5
Cable connection	Self-releasing screw terminal
Cable entry	M20 on the bottom
Pollution degree	3
min [°C]	-40
max [°C]	+70
ETIM 8.0	EC000030 - End switch
HS Code	85365080
Housing Material	Plastic
Connection	M20 cable entry

UK delivery

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