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  3. Heavy Duty DC Battery Disconnecting Switches. ED125, ED250, ED252 & ED402 Types. SD150A & SD250A Types

Heavy Duty DC Battery Disconnecting Switches. ED125, ED250, ED252 & ED402 Types. SD150A & SD250A Types
1 /8Pages

Heavy Duty DC Battery Disconnecting Switches. ED125, ED250, ED252 & ED402 Types. SD150A & SD250A Types

Heavy Duty DC Battery Disconnecting Switches. ED125, ED250, ED252 & ED402 Types. SD150A & SD250A Types
1 /8Pages

Catalog excerpts

Heavy Duty DC Battery Disconnecting Switches. ED125, ED250, ED252 & ED402 Types. SD150A & SD250A Types-2

Modern battery powered electricvehicles are inherently very reliable and safe but even when sophisticated electronic controllers are used it is desirable to have ameans of disconnecting the batteryin the event of an emergency, such as a vehicle failing to stop, or an electrical short circuit.Indeed in many countries it ismandatory to fit one or moredevices to achieve an emergencydisconnection of the battery. THERMAL TYPE CURRENT RATINGNO.(100%) SD150A Combined Manual Disconnect &125Line Contactor - Single Pole On/OffAmperes SD150AL With Lock The options are as follows: > 1) 3) Manual disconnecting...

 Open the catalog to page 2
Heavy Duty DC Battery Disconnecting Switches. ED125, ED250, ED252 & ED402 Types. SD150A & SD250A Types-3

These switches combine the dual function of a manualdisconnect and coil operated line contactor. The benefits ofthis design include compact size and reduced installationcosts combined with an electrical capacity sufficient formost small and medium size electric vehicles. Modes of Operation > The operation of the SD150A & SD250A switches is such that with theoperating knob depressed i.e. in the OffӔ position, no electrical functions can take place. However if the knob is in the OnӔ position, the option of energising the coil and thus closing the main contacts becomes available. The coil energisation...

 Open the catalog to page 3
Heavy Duty DC Battery Disconnecting Switches. ED125, ED250, ED252 & ED402 Types. SD150A & SD250A Types-4

Dimensions in mm (inches). See Page 7 for mounting details. > Dimensions in mm (inches). See Page 7 for mounting details. > 4 size="-1">

 Open the catalog to page 4
Heavy Duty DC Battery Disconnecting Switches. ED125, ED250, ED252 & ED402 Types. SD150A & SD250A Types-6

Dimensions in mm (inches). See Page 7 for mounting details. > Dimensions in mm (inches). See Page 7 for mounting details. > Electrical schematic forED252A & ED402A LOADNCNONCNO INTERNATIONAL 6 size="-1">

 Open the catalog to page 6
Heavy Duty DC Battery Disconnecting Switches. ED125, ED250, ED252 & ED402 Types. SD150A & SD250A Types-7

The switches all have double breaking main contacts with silver alloy contacttips which are weld resistant, hard wearing and have excellent conductivity. > Lockable versions of both the SDӔ & EDӔ switches are available.For these versions a key is necessary for the knob to be movedfrom the OffӔ position to the OnӔ position. Once in the OnӔposition, the key can be removed. Thereafter, the knob may bedepressed to the OffӔ position where it will automatically lock andremain locked until the key is used again to unlock it. > Lock details SD150LA The suffix LӔapplies for lockable versions > Optional...

 Open the catalog to page 7

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.