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KNB1A11 – TOP PLUNGER METAL 2 ENTRIES L/SW 1NO+1NC
Lovato Electric KNB1A11 electrical installation component for professional commercial and industrial assemblies, suitable for maintenance, replacement and panel building applications.
£29.37
Lovato KNB1A11 Limit Switch – K Series Top Roller Push Plunger, Metal Body, 1NO+1NC Slow Action Contacts
The Lovato KNB1A11 is a robust industrial limit switch from the Lovato Electric K Series, designed for dependable position detection and mechanical control in industrial automation applications. Featuring a top roller push plunger actuator, aluminium-zinc alloy metal housing, and 1NO+1NC slow action contacts, the KNB1A11 delivers reliable switching performance in demanding operating environments.
Built with a durable metal enclosure and plastic roller actuator, the KNB1A11 is compatible with EN 50047 dimensions and includes two side M20 cable entries for flexible installation. Its IP65 housing protection and long mechanical life make it suitable for machinery, conveyors, and industrial automation systems.
Key Features
- Manufacturer: LOVATO Electric
- Model: KNB1A11
- K Series industrial limit switch
- Top roller push plunger actuator
- Aluminium-zinc alloy metal housing
- Plastic roller actuator
- 1NO + 1NC slow action make-before-break contacts
- 10A thermal current rating
- M20 side cable entries
- IP65 body protection rating
- EN 50047 compatible dimensions
- Mechanical life up to 10 million operations
Applications
The Lovato KNB1A11 limit switch is ideal for applications requiring accurate mechanical switching and reliable position monitoring, including:
- Industrial automation machinery
- Conveyor systems
- Machine tools
- Packaging equipment
- Material handling systems
- Production and assembly lines
Why Choose Lovato KNB1A11?
The Lovato KNB1A11 combines a rugged metal construction, roller-operated sensing, and reliable slow action switching technology to provide consistent performance in industrial environments. Its modular K Series design supports easy installation, simple wiring, and dependable operation for professional automation systems.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| Housing Material | Metal | |
| Connection | M20 cable entry | |
| 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] | 8013975127957 | |
| Product designation | Top roller push plunger | |
| Product type designation | KNB | |
| Housing | Aluminium-zinc alloy | |
| Roller | Plastic | |
| Type of contact | 1NO+1NC Slow action make before break | |
| Thermal current Ith | 10 | |
| IEC/EN 60947-5-1 designation | A300 Q300 | |
| Rated insulation voltage Ui [V] | 440 | |
| Rated impulse withstand voltage Uimp | 4 | |
| 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 | |
| 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 sides | |
| Mechanical life | <10000000 | |
| Mechanical operation | 3600 | |
| min [°C] | -40 | |
| max [°C] | +70 | |
| Terminals | IP20 | |
| Body housing | IP65 | |
| Pollution degree | 3 | |
| ETIM 8.0 | EC000030 - End switch | |
| HS Code | 85365080 |
Frequently Asked Questions
What type of actuator does the Lovato KNB1A11 use?
The Lovato KNB1A11 uses a top roller push plunger actuator with a plastic roller.
What contacts are included in the KNB1A11?
The KNB1A11 includes one normally open (NO) and one normally closed (NC) slow action make-before-break contact arrangement.
What protection rating does the Lovato KNB1A11 provide?
The Lovato KNB1A11 provides IP65 protection for the switch housing, making it suitable for industrial environments requiring resistance against dust and water ingress.
What cable entry does the Lovato KNB1A11 use?
The KNB1A11 uses M20 cable entries located on the sides of the enclosure.
