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Overload relays Ex9R

Mã sản phẩm : ex9r

Ex9R thermal overload relays serve to protect motors from overloading. They can be applied either separately with AD5 adapters or in combination with Ex9CS mini contactors or Ex9C contactors. Thermal current is adjustable. The relays are designed with tripping class 10A. Relays are designed as three-phase relays with integrated opening and closing contact.

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    Ex9R thermal overload relays serve to protect motors from overloading. They can be applied either separately with AD5 adapters or in combination with Ex9CS mini contactors or Ex9C contactors. Thermal current is adjustable. The relays are designed with tripping class 10A. Relays are designed as three-phase relays with integrated opening and closing contact.

    Size 12 relays can be combined with Ex9CS (Ex9CS06, Ex9CS09, Ex9CS12) mini contactors. For separate use, AD51 adapter can be utilised, which allows conductors to be connected to both device sides, as well as installation onto an instrument bar. Analogically, size 38 is intended for Ex9C contactor sizes 18 and 38 (optional plastic spacer must be used). AD52 adapter serves for independent application. Ex9R100 can be combined with contactor sizes 65 and 100 (with spacer) and with AD53 adapter.

    • Three frame sizes with rated current up to 100 A at 690 V AC-3
    • 3-pole versions
    • Tripping class 10A
    • For direct mounting onto Ex9C(S) contactors series or as a stand-alone device
    • Suitable mainly for motor protection against overload or phase lost
    • Mounting onto connected contactor or onto device rail (DIN) 35 mm by means of AD5. adaptor
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Contactors Ex9C

Ex9C Series contactors are primarily intended for industrial applications. They comply with the requirements of IEC / EN 60947-4-1. These contactors are provided in three sizes. Size 18 covers nominal currents of 9, 12 and 18 A in utilisation category AC-3. Size 38 is intended for 25, 32 and 38 A versions. Size 100 is then available with nominal currents of 80 and 100 A. Thus, application to three-phase motors up to 45 kW can be fully covered. The agreed-on Ith thermal current of these contactors is 125 A.

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Contactors Ex9C up to 500A

Contactors Ex9C series are intended mainly for industrial applications. They comply with the requirements of IEC / EN 60947-4-1. Splitting into next three frame sizes brings optimization of electrical parameters and mechanical dimensions. Thus, application to three-phase motors up to 400 kW can be fully covered. The agreed-on Ith thermal current of these contactors is up to 610 A

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Mini reverse contactors Ex9CSR

Miniature reversible contactors Ex9CSR brings excellent electric parameters in the form of very compact device. These contactors are used mainly for switching of asynchronnous motors with possibility of change of rotation direction. They can also be used for switching of two circuits when it is necessary to ensure that maximum one circuit is connected.

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Accessories for Ex9C

AX41 auxiliary contact units and CCU41 surge suppressor blocks are designed in order to match miniature version of contactors Ex9CS or Ex9CSR. Auxiliary contact units are available with four contacts with all posible contact combinations. Contactors Ex9C line (Ex9C, Ex9Ci, Ex9CR) share accessories, i.e. available portfolio can be used for all sizes of contactors (except miniature ones). Contactors can be equipped with one front-mounted unit (AX42 or TDD4), two units of side-mounted contact AX43/44 (one from the left, the other from the right) and surge suppressor block CCU42/43.