Load Break Switches and Switch Fuses 2006
Load Break Switches and Switch Fuses 2006
Katko, established in 1941, is renowned for its innovation and quality in switch development and production. The company has a global presence with joint ventures in the UK and Poland, exporting over 60% of its products. Recent innovations include the modular KVKE Switch Fuse series and the EVA toggle switch series.
- Switches: Compliant with IEC 60 947-3, designed for making, carrying, and breaking currents under normal conditions, including disconnectors and switch disconnectors with fuses.
- Utilization Categories: Ranges from AC20 to AC23, suitable for no-load to highly inductive motor loads.
- Overvoltage Protection: Most switches are rated at 8kV for usage under abnormal conditions.
- Operating Temperature: Normal range is -20 to +40°C, with derating above 40°C.
- Standards Compliance: Products meet IEC 60947-3, UL 508, and other international standards.
Available in rotary and toggle types, covering 16A to 800A, featuring compact size, DIN-rail mounting, and lockable handles. Rotary switches offer multiple pole configurations, while toggle switches provide customization options.
Includes detailed specifications for load break switches from 16A to 250A, covering rated insulation voltage, thermal current, operational current, and short circuit capacities.
- Rotary Switches: KU and VKA series, available in 3 to 8 poles, with durable silver contacts.
- Toggle Switches: KUE and EVA series, available in 3 poles, with various connection heights and accessories.
Katko offers UL 508 listed manual motor controllers with disconnecting means, suitable for motor starting up to 75hp/600V, featuring compact size and advanced switch technology.
Katko is committed to innovation and quality, ensuring compliance with international standards and meeting diverse customer needs, positioning itself for future growth.
- Load Break Switches and Switch Fuses: UL508 listed manual motor controllers suitable for motor starting up to 75hp/600V, featuring compact size and advanced switch technology.
- Rotary and Toggle Switches: Various switches with amp ratings from 25A to 150A, designed for direct handle operation in 3-pole and 4-pole configurations.
- Accessories: Includes extension shafts, auxiliary contacts, and various handle types to enhance functionality and ease of installation.
- Technical Data for VKE and VK Series: Specifications for load break switches from 125A to 800A, designed for compact size and modular structure.
- Fuse Switch Disconnectors: Technical specifications for installations up to 32A, including rated insulation voltage and endurance ratings.
- Available in 1-, 2-, 3-, and 4-pole configurations.
- Easy installation with snap-on auxiliary contacts and DIN rail mounting.
- Handles available in different colors for easy identification.
- Detailed electrical ratings and mechanical specifications for each switch type.
- Accessories such as terminal covers and cable connectors complement the switches.
- Rated Insulation Voltage (Ui): 690V across all models.
- Rated Thermal Current (Ith/Ithe): Varies from 63A to 630A.
- Rated Operational Current (Ie): Consistent across different voltages for AC-21, AC-22, and AC-23 categories.
- Rated Operational Power: Varies with voltage and model for 3-phase motors.
- Short Circuit Ratings: Includes rated fused short circuit current and withstand current.
- Endurance: Electrical endurance is 2000 operations, mechanical endurance varies from 10000 to 20000 operations.
- Compact and modular design for flexible installation.
- Available in 1-, 2-, 3-, and 4-pole configurations.
- DIN and BS versions available.
- Includes accessories like terminal shrouds and auxiliary contacts.
- Detailed EAN codes for each model and configuration.
- Specific models for different amperage ratings and pole configurations.
- Handles for different amperage ranges.
- Cable connectors suitable for Al/Cu cables.
- Terminal blocks in different colors and configurations.
- Load Break Switches and Switch Fuses: Lists models with specifications such as voltage, current capacity, and dimensions.
- Metric Cable Glands (Plastic): Specifications for plastic cable glands, including material, color, IP rating, and dimensions.
- Metric Cable Glands (Metal): Details metal cable glands made from nickel-coated brass, including EMC-protected variants.
- Adapters and Fittings: Includes enlarging and reducing fittings, stopping plugs, and locknuts.
- Comparison Tables: Tables comparing PG and metric sizes for cable glands.
- Materials: Components made from polyamide or nickel-coated brass.
- IP Rating: Many components have an IP68 rating.
- Weight and Dimensions: Detailed data provided for each component.
- Data Variability: Data is subject to change, requiring verification before use.
Catalog excerpts
Data subject to change without notice 3 >
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according to IEC 60 947-3.SWITCH A mechanical switching device capable of making, carrying and breaking currents under normal circuit conditions which may include speci ed operating overload condi- tions and also carrying for a speci ed time currents under speci ed abnormal circuit conditions such as those of short circuit. Note: A switch may be capable of making, but not breaking, short-circuit currents.DISCONNECTORA mechanical switching device which, in the open position, complies with the requirements speci ed for the isolating function. Disconnector: (working de nition) device without on-load...
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KATKO LOAD BREAK SWITCHES 6Technical data 16 - 250A 7Rotary Switches KU and VKA 8 Toggle Switches KUE and EVA 10 UL-listed 14 Accessories KU, VKA 15Technical data 125 - 800A 24VKE and VK-series 25 Accessories VKE, VK 29 KATKO SWITCH FUSES 30Technical data 16 - 32A 31 KKV-series 32 Technical data 63 - 630A 33 KVKE-series 34 Accessories 44 OTHER PRODUCTS Cable Connectors 45 Terminal Blocks 46 Cable Glands 48 > Data subject to change without notice 5 size="-1">
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ROTARY and TOGGLE SWITCHES General information: Features: The professional range of Katko Load Break Switches consists of rotary and toggle switches. Types KU and VKA are rotary switches and KUE and EVA are toggle switches. Katko range is available from 16A up to 800A. 1000-3150A upon request. KU/VKA 16 - 160AՕ KUE/EVA 16 - 250A VKE 125 -630A Օ VK 800A Compact sizeՕ DIN-rail mounting Double break with silver rivets Օ 12,5mm air gap in open position AC-23, 690V Օ 50 kA rms Position indicator Օ Snap-on auxilliary contacts Adjustable shaft Օ Door interlock Lockable handles(IP65 & IP67) Օ Load Break(will...
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The KU-rotary switch series covers the range from 16 to 125Amp. KU-switches are available as standard 3-, 4-, 6- and 8-pole, 2-pole upon request. The 6-pole consist of two 3-pole and the 8-pole consist of two 4-pole KU-switches which are connected by a parallel kit. Switch technology by use of silver contacts ensures a safe and durable operation. Comprehensive range of accessories (to be ordered separately) includes door interlock handles and extension shafts, auxilliary contacts and cable connectors. > 8Data subject to change without notice KU 3PNKU 4PN >
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The VKA-rotary switch series covers the range from 125 to 160Amp. VKA-switches are available as 3-, 4-, 6- and 8-pole. The 6-pole consist of two 3-pole and the 8-pole consist of two 4-pole VKA-switches which are connected by a parallel kit.Switch technology by use of silver contacts ensures a safe and durable operation. Comprehensive range of accessories (to be ordered separately) includes door interlock handles and extension shafts, auxilliary contacts and cable connectors. > VKA 3PVKA 4P Data subject to change without notice 9 >
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The KUE-toggle switch series covers the range from 16 to 125Amp. KUE-switches are available as 3-pole. Switch technology by use of silver contacts ensures a safe and durable operation. Adapter model to KUE to connect the toggle switch to a three phased section rail. Three models with different connection heights. Same features as in the regular KUE-toggle switch. > Available also in yellow/red (yellow front plate, red toggle).Add Y/R to the product type, example KUE 316+K/KUE Y/R > KUE + AD1KUE + R/KUEKUE + K/KUE 10Data subject to change without notice KUE + K/KUE KUE + R/KUE KUE + AD1/2/3 >
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The EVA-toggle 200/250A switches are available as 3- and 4-pole. Switch technology by use of silver contacts ensures a safe and durable operation. Accessories include terminal covers and partition walls. > EVA 3250EVA 3250 Partition wall VSTerminal cover LS (3p)EVA 3250 LS/VS(2LS and 4VS) R = Red toggleLS = Terminal cover VS = Partition wall 12Data subject to change without notice >
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The EVA-toggle 200/250A switches are available as 3- and 4-pole. Switch technology by use of silver contacts ensures a safe and durable operation. Accessories include terminal covers and partition walls. > EVA 4250EVA 4250 EVA 4250 LS/VS(2LS and 6VS) Terminal cover R = Red toggle LS = VS = Partition wall Terminal cover LS (4p)Partition wall VS Data subject to change without notice 13 >
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UL 508Օ CCA, CB certi cates ISO 9001 Օ Compact size Across the line, motor starting- up to 75hp/600V Օ General use rating - 25A to 150A/600V Retro t snap-on auxiliary contactsՕ Comprehensive range of accessories Advance switch technology by use of silver rivets ensures a safe and durable operationՕ DIN rail mounting, screw mounting adapter for VKA/EVA series >
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LK10 Snap- onӔAuxiliary contact Aluminium shafts are easy to adjust to the right lengthL 100 AD11 (100mm)L 200 AD11 (200mm) L 300 AD11 (300mm) Dimensioning of the extension shaft for LK10 and LK11 handlesLK10 LK11 16Data subject to change without notice Extension shaft >
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LK 10 LK 11 LK 12LK 13 LK 14 > Panel drilling Panel drilling Panel drillingPanel drilling L 100/200/300 AD11 shaft, for LK10 and LK11handles Data subject to change without notice 19 >
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Parallel kitsRV 66 RV 80 RV 104 RV 126Assembly depth: > VKA 164 - 310mmParallel kitsRV 66S RV 80S RV 104S RV 126S Handle not included! Typenumber shows the length, for example RV 66; L = 66mm Handle not included! Cable ConnectorKKL 1x50M Auxilliary contact KU 1.VAuxilliary contact KU 2.V Auxilliary contact VKA 1.V Auxilliary contact VKA 2.V 20Data subject to change without notice >
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SpreadersVKA 3P + ALK 3160 Spreaders VKA 4P + ALK 4160 OKA door mounting kit Data subject to change without notice 21 >
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VV 1-0-2 Change-over kitNOTE!!The kit includes handle and the shafts. VV. KU 3/4P VV. VKA 3/4P VV. front plate 22Data subject to change without notice >
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Katko rotary switches with direct handle for 3- and 4-pole VKA-switches. Both 3- and 4-pole versions have rectangular front plates.Direct handle available in yellow/red and grey/black. For the yellow/red add Y/R after the product type. For the grey/blackversion, no abbreviation is needed. VKA 3p + K/VKA 3-4p Front platesEANK/VKA 3-4P6419410218709K/VKA 3-4P Y/R6419410218808 VKA 4p + K/VKA 3-4p ACCESSORIES > 24Data subject to change without notice size="-1">
Open the catalog to page 22All KATKO catalogs and technical brochures
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KSM data sheet1 Page
data for Safety Switches10 Pages
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