Cam switches

Cam switches
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Cam switches

Product catalog summary
Overview: The document provides comprehensive technical information on the VN series cam switches, which are hand-operated and versatile, offering a wide range of applications. The series includes seven construction sizes: V2N, V3N, VN 32, VN 50, VN 80, VN 125, and VN 200.
Specifications: Each cam switch features a contact chamber with a cam wheel for functional control, containing two double interrupting contacts. These switches are developed and tested according to standards such as VDE, DIN, IEC, and UL, and comply with the EC Low Voltage Directive 2006/95/EG.
Approvals: The switches have various international approvals. Scandinavian countries and Switzerland no longer require specific approvals. For shipbuilding, compliance with ship classification societies' regulations is necessary, and they are approved by German Lloyd. In North America, they are classified as industrial control equipment and are UL approved.
Conformity and CE Marking: The products conform to European low-voltage guidelines and relevant standards. Since 1997, CE marking is mandatory for products sold in the EU, indicating compliance with the low voltage directive, allowing free trade within the EU.
Technical Information: VN switches are primarily designed for alternating current and are not suitable for direct current in their standard form. They can be adapted for DC use by connecting multiple contacts in series. Detailed technical data on DC switching capacity is provided, including the number of contacts required based on current, voltage, and inductivity.
Utilization Categories: The document outlines utilization categories for AC switches as defined in VDE regulations and EN 60947, detailing permissible values and typical applications for each category.
Technical Data: Detailed specifications for each switch size include rated insulating voltage, impulse voltage rigidity, permanent current, connectable cross-sections, terminal screws, short-circuit protection, and switching capacity under various conditions.
Dimensions and Special Solutions: References are made to pages for dimension drawings and special solutions, indicating the availability of various configurations and mounting options.
Design and Installation: The cam switches feature buried terminal clamps accessible from the rear, allowing side-by-side placement or adjacency to cable channels. They offer quick mounting through a two-point front fixing system. Various executions and functions are available upon request.
Technical Specifications: The switches comply with EN IEC 60947 standards. Key specifications include AC-21 A/B load break switches with a rated operating voltage of 690 V~ and a permanent current of 25 A. Mechanical lifetime is 300,000 operating cycles. Approvals include certification by USA Germ. Lloyd and CSA/USA.
Cam Switches D1: Details on D1 cam switches include single, double, and triple pole on-off switches, change-over switches, and voltmeter and ammeter change-over switches. Specifications include a rated insulating voltage of 690 V~, short-circuit protection with a maximum of 35 A, and compliance with isolator requirements up to 480 V.
Cam Switches V3L: These switches have a compact design with three contact systems per chamber, reducing installation depth. They are suitable for applications with one-direction terminal access. Specifications include a rated operating current of 20 A and voltage of 500 V~, protection class IP X2, and compliance with VDE 0106 part 100.
Cam Switches V1D: These switches have three separate contact systems in one chamber, each controlled by a separate cam wheel. They offer a rated operating current of 20 A and voltage of 500 V~, with max connectible cross sections of 2.5 mm².
Additional Features: The document includes dimensions, panel drilling instructions, and specific construction features for different switch models, emphasizing reduced construction size and enhanced safety features like finger protection.
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Catalog excerpts

Cam switches-1

Nockenschalter Cam switches Nockenschalter Cam switches Cam switches V2N/V3N/VN32-VN200 Technical information Dimensions Special solutions Nockenschalter V2N/V3N/VN32-VN200 Technische Informationen Maßzeichnungen Sonderlösungen

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Cam switches-2

VN series Technische Informationen Technical information VN-Schalter sind handbetätigte Nockenschalter größter Anwen dungsbreite und praktisch unbegrenzter Schaltungsmöglichkeit. Die Grundeinheit des Nockenschalters bildet die Kontaktkammer mit dem Nockenrad zur Funktionssteuerung. Jede Kammer enthält 2 doppelt unterbrechende Kontakte, wobei die beweglichen Kon taktbrücken über die Kontaktschieber vom Nockenrad gesteuert werden. Die Öffnung der Kontakte erfolgt zwangsläufig. VN-Schalter sind deshalb universell verwendbar und können als Steuerschalter, Instrumentenschalter, Motorschalter und Haupt...

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Cam switches-3

VN-Reihe VN series Technische Informationen Technical information VN-Schalter sind Wechselstrom-Schaltgeräte und in ihrer Normal ausführung für Gleichstrom nicht geeignet, weil die Kontaktöff nungswege und die Schaltgeschwindigkeit für Gleichstrom zu klein sind. Bei stromloser Trennung der Kontakte ist eine Strom belastbarkeit entsprechend der untenstehenden Tabelle möglich. Dazu ist es allerdings erforderlich, dass z. B. ein Gleichstrom chütz s die Schaltleistung übernimmt. Trotzdem können die Geräte für Gleichstrom verwendet werden, wenn genügend Kontakte in Reihe geschaltet werden. VN switches...

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Cam switches-4

VN series Technische Informationen Technical information Utilization categories for alternating current switches Je nach Verwendungszweck und Beanspruchung von Last- und Motorschaltern sind die in den VDE-Vorschriften 0660 bzw. EN 60947 definierten Gebrauchskategorien zu berücksichtigen. Depending on the utilization purpose and service of load break and motor switches, the utilization categories, as defined in the VDE regulations 0660 and as the case may be in EN 60947, must be considered. Beanspruchung des Schalters Load of the switch Gebrauchskategorie Utilization category Beispiele für die...

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Cam switches-5

VN-Reihe VN series Technische Daten nach IEC/EN 60947 Schaltergröße Switch size Bemessungsisolationsspannung (III/3) Rated insulating voltage (III/3)              Technical data as per IEC/EN 60947 Anschließbare Querschnitte ein- bzw. mehrdrähtig Connectable cross sections single resp. multi-strand feindrähtig mit Aderendhülse (DIN 46228) fine wire with core end bush (DIN 46228) Bemessungsstoßspannungsfestigkeit (III/3) Rated impulse voltage rigidity (III/3) Bemessungsdauerstrom Rated permanent current   Anschlussschrauben Terminal screws Kurzschlussschutz, Schmelzsicherung Short-circuit protection,...

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Cam switches-6

On-Off switches Types Schaltwinkel Switching angle Kontaktkammerzahl Number of chambers Schaltergröße Switch size A Ein-Ausschalter 3-polig On-off switches triple pole A2 Ein-Ausschalter 2-polig On-off switches double pole Grundtyp/Schaltbild Basic type/Circuit diagramm Ein-Ausschalter 1-polig On-off switches single pole Max. Schaltleistung (AC-3/400 V 3~) Max. switching capacity (AC-3/400 V 3~) Bemessungsdauerstrom Iu Rated permanent current Iu IP 65 Frontbefestigung Front fixing F Einlochbefestigung Single hole mounting KZF VN 125 150 Maßzeichnungen Seiten 94–95 Dimensions pages 94–95 VN 200...

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Cam switches-7

Single-phase starting switches Schaltwinkel Switching angle Kontaktkammerzahl Number of chambers Max. Schaltleistung (AC-3/400 V 3~) Max. switching capacity (AC-3/400 V 3~) Schaltergröße Switch size Grundtyp/Schaltbild Basic type/Circuit diagramm Bemessungsdauerstrom Iu Rated permanent current Iu IP 65 Einlochbefestigung Single hole mounting KZF Frontbefestigung Front fixing F Typ Type Best.-Nr. Ref. No. EinphasenAnlassschalter Single-phase starting switches Bodenbefestigung auf Anfrage Rear fixing on request Maßzeichnungen Seiten 90-91, 96 Dimensions pages 90-91, 96 WE Einphasen-WendeAnlassschalter...

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Cam switches-8

Change-over switches Types Schaltwinkel Switching angle Kontaktkammerzahl Number of chambers Schaltergröße Switch size Umschalter 4-polig mit 0-Stellung Change-over switches 4 poles with 0 position U Umschalter 3-polig mit 0-Stellung Change-over switches triple pole with 0 position U2 Umschalter 2-polig mit 0-Stellung Change-over switches double pole with 0 position Grundtyp/Schaltbild Basic type/Circuit diagramm Umschalter 1-polig mit 0-Stellung Change-over switches single pole with 0 position Max. Schaltleistung (AC-3/400 V 3~) Max. switching capacity (AC-3/400 V 3~) Bemessungsdauerstrom Iu...

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Cam switches-9

Change-over switches Schaltwinkel Switching angle Kontaktkammerzahl Number of chambers Max. Schaltleistung (AC-3/400 V 3~) Max. switching capacity (AC-3/400 V 3~) kW Schaltergröße Switch size Grundtyp/Schaltbild Basic type/Circuit diagramm Bemessungsdauerstrom Iu Rated permanent current Iu IP 65 Frontbefestigung Front fixing F Einlochbefestigung Single hole mounting KZF UD1 Umschalter 1-polig ohne 0-Stellung Change-over switches single pole without 0 position UD2 Umschalter 2-polig ohne 0-Stellung Change-over switches double pole without 0 position UD Umschalter 3-polig ohne 0-Stellung Change-over...

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Cam switches-10

Reversing switches Types Schaltwinkel Switching angle Kontaktkammerzahl Number of chambers Schaltergröße Switch size Wendeschalter 3-polig mit beidseitigem Rückzug nach 0 Reversing switches triple pole with spring return to 0 from both sides Wendeschalter 3-polig mit einseitigem Rückzug nach 0 Reversing switches triple pole, spring return from one side to 0 Grundtyp/Schaltbild Basic type/Circuit diagramm Wendeschalter 3-polig Reversing switches triple pole Max. Schaltleistung (AC-3/400 V 3~) Max. switching capacity (AC-3/400 V 3~) Bemessungsdauerstrom Iu Rated permanent current Iu IP 65 Frontbefestigung...

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All ELEKTRA TAILFINGEN Schaltgeräte GmbH & Co. KG catalogs and technical brochures

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