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KBN3L03 – “””STRAIGHT “”””T”””” KEY PLASTIC SAFETY SWITC”
Lovato Electric KBN3L03 electrical installation component for professional commercial and industrial assemblies, suitable for maintenance, replacement and panel building applications.
£51.67
Lovato KBN3L03 Straight T Key Plastic Safety Switch 3NC
The Lovato Electric KBN3L03 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 3NC slow-action contacts, the KBN3L03 provides dependable switching performance for safety interlock circuits and industrial control systems.
Manufactured with EN 50047 compliant dimensions, the KBN3L03 incorporates a bottom M20 cable entry, durable plastic construction and a forced opening safety contact design. This compact safety switch is suitable for monitoring machine doors, guards and access points where reliable safety switching is required.
Why Choose the Lovato Electric KBN3L03?
- Genuine Lovato Electric component: Designed for dependable industrial safety and automation applications.
- Key-operated safety switching: Ideal for machine guard and access door monitoring.
- 3NC slow-action contacts: Provides reliable normally closed safety circuit switching.
- Robust thermoplastic housing: Designed for demanding industrial environments.
- Easy installation: EN 50047 dimensions with M20 bottom cable entry.
Product Specifications
| Manufacturer | Lovato Electric |
|---|---|
| Product Code | KBN3L03 |
| Product Type | Safety Limit Switch |
| Series | KBN |
| Actuator Type | Straight "T" Key |
| Contact Configuration | 3NC 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 |
| Operating Temperature | -25°C to +70°C |
| Protection Rating | IP65 |
| Dimensions Standard | EN 50047 |
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] | 96 | |
| Qty. per package | 1 | |
| Multiple qty. of packs per order | 1 | |
| Package dimensions [mm] | 100X044X032 | |
| Volume [cm³] | 140.8 | |
| Bar code [EAN13] | 8013975115312 | |
| Product designation | Key operated | |
| Product type designation | KBN | |
| Housing Material | Polymer thermoplastic | |
| Key shape | Straight "T" | |
| Type of contact | 3NC 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 KBN3L03 used for?
The Lovato KBN3L03 is used as a key-operated safety limit switch for machine guards, access doors and industrial safety interlock applications.
What contact arrangement does the KBN3L03 have?
The KBN3L03 features three normally closed (3NC) slow-action contacts for safety switching applications.
What type of actuator does the KBN3L03 use?
The KBN3L03 uses a straight "T" key actuator designed for key-operated safety switching.
What cable connection does the KBN3L03 support?
The KBN3L03 uses an M20 bottom cable entry for industrial electrical connections.
