{"product_id":"emas-mks1tm-1-mks-series-0-63-1-00a-motor-protection-switch","title":"EMAS MKS1TM-1 - MKS Series 0.63-1.00A Motor Protection Switch","description":"\u003ch2\u003eEMAS MKS1TM-1 - MKS Series 0.63-1.00A Motor Protection Switch\u003c\/h2\u003e\n\u003cp\u003eA DIN rail mounted manual motor protection switch (motor circuit breaker) from EMAS's MKS series, thermally calibrated over a 0.63-1.00A range to match the full load current of small single-phase or three-phase motors.\u003c\/p\u003e\n\u003cp\u003eUnlike a standard MCB, which just protects the wiring against overload and short circuit, a motor protection switch is designed specifically to protect the motor itself. It combines two separate protection mechanisms in one DIN rail device:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal overload protection\u003c\/strong\u003e - an adjustable dial lets you set the trip current to match the motor's actual full load amps (FLA), so the switch trips on a sustained overload but rides through the normal high inrush current of motor starting without nuisance tripping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFixed magnetic short-circuit protection\u003c\/strong\u003e - trips instantly at 12x the dial setting to clear a genuine short circuit or locked-rotor fault, rated to at least 6kA\/400V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhase deficiency protection\u003c\/strong\u003e - detects loss of one phase on a 3-phase motor and trips before the motor can be damaged running single-phased\u003c\/li\u003e\n\u003cli\u003eAmbient temperature compensated, so the trip point doesn't drift with panel temperature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSuitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e35mm DIN rail mounting\u003c\/li\u003e\n\u003cli\u003eDirect-on-line (DOL) starting of small motors within this current range\u003c\/li\u003e\n\u003cli\u003eRetrofit motor protection upgrades where a simple MCB or fuse currently offers no overload\/single-phasing protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Data\u003c\/h3\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eThermic Current Calibration\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003e0.63-1.00A\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eRated Current (Ie)\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003e25A (switch rating)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eStandard\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003eTS EN 60947-4-1\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eInsulation Voltage (Ui)\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003e690V AC\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eShort Circuit Rating\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003e6kA \/ 400V (fixed at 12x Ie)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eUsage Category\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003eAC-3 (motor loads)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eProtection Degree\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003eIP40\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003e-5°C to +40°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eCable Section\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003e0.75-4mm²\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eScrew Torque\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003e1.8Nm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eMechanical\/Electrical Life\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003e100,000 operations\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-xs-6\"\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-xs-6\"\u003e35mm DIN Rail\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow is this different from a normal MCB?\u003c\/strong\u003e\u003cbr\u003eAn MCB protects the cable, not the motor - it has one fixed trip curve and no allowance for motor starting current. This motor protection switch has an adjustable thermal dial matched to your motor's actual running current, plus separate fixed short-circuit and single-phasing protection - all in one device.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I set it up?\u003c\/strong\u003e\u003cbr\u003eSet the dial to your motor's full load current (FLA), found on the motor's nameplate. The thermal element then protects against sustained overload while tolerating normal starting inrush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it protect against a motor losing a phase?\u003c\/strong\u003e\u003cbr\u003eYes - phase deficiency (single-phasing) protection is built in, which a standard MCB does not provide.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you stock other current ranges?\u003c\/strong\u003e\u003cbr\u003eYes - see our \u003ca href=\"https:\/\/www.production-automation.co.uk\/products\/emas-mks1tm-4-mks-series-2-50-4-00a-motor-protection-switch\" title=\"EMAS MKS1TM-4\" style=\"color:blue;font-weight:bold;\"\u003eMKS1TM-4 (2.50-4.00A)\u003c\/a\u003e for the next size up.\u003c\/p\u003e\n\u003ch3\u003eIndustry Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine building \u0026amp; OEM panels\u003c\/strong\u003e - compact combined motor protection in place of separate MCB + overload relay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetrofit upgrades\u003c\/strong\u003e - adding proper motor protection to older panels that only have basic fusing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump, fan and conveyor drives\u003c\/strong\u003e - direct-on-line motor circuits needing overload and single-phasing protection\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EMAS","offers":[{"title":"Default Title","offer_id":57611619271029,"sku":"MKS1TM-1","price":55.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0501\/5794\/5002\/files\/MKS1TM-1_20_1.jpg?v=1790476162","url":"https:\/\/www.production-automation.co.uk\/products\/emas-mks1tm-1-mks-series-0-63-1-00a-motor-protection-switch","provider":"Production Automation","version":"1.0","type":"link"}