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  1. Electrical Measuring Instruments
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  4. Measuring transducers MT 4xx

Measuring transducers MT 4xx

Measuring transducers MT 4xx are intended for measuring and monitoring single phase or three-phase electrical power network. It has power accuracy class 0,5, according to the standard EN 60 688 and is intended for electricity distribution and energy production companies, utilities, dwellings, industry, designers of small power stations, panel builders, etc. It has also a certificate for marine application.
 

Free software tool Miqen included. Miqen is a user –friendly toll for complete monitoring of the measuring instruments.
 
Why Iskra? With years of expertise and innovation we can guarantee you a top quality products with high functionalities at a great price. Measuring instruments, made in Slovenia – Europe, are guaranteeing accuracy and durability.
 

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Measuring transducers MT 440

Measuring transducers MT 440

  • Features
  • Types
  • Configurator
  • Measurements of instantaneous values of more than 50 quantities (V, A, kW, kVA, kvar, kWh, kvarh, PF, Hz, MD thermal, THD, etc)
  • Power accuracy class 0.5
  • 16 adjustable alarms
  • Input frequency: 50/60 Hz, 400 Hz
  • Serial communication (RS232 or RS485 up to 115,200 bit/s) and USB 2.0
  • MODBUS RTU communication protocol
  • Up to 4 I/O (analogue outputs, alarm outputs, pulse outputs, general purpose relay output, general purpose solid-state output)
  • Single wide auxiliary power supply range 24 –300 V DC, 40 – 276 V AC
  • Automatic range of current and voltage (max. 12.5 A and 600 VL-N)
  • Housing for DIN rail mounting
  • User-friendly setting software, MiQen
     
  • MT 440 - programmable multifunctional transducer
  • MT 418 - programmable current transducer
  • MT 416 - programmable voltage transducer
  • MT 408 - current self powered measuring transducer
  • MT 406 - voltage self powered measuring transducer
{{ errors[0] }} {{ titlePgs }} {{ productGroup.name[context.language] }} {{ productGroup.description[context.language] }} {{ titlePg }} {{ backLabel }} {{ product.id }} {{ product.description[context.language] }} {{ error }} {{ id }} {{ reloadLabel }} {{ prop.name[context.language] }} {{ op.code + optionName(op) }} {{ orderCodeLabel }}        {{ orderCode }}   {{ quantityLabel[context.language] }}   {{ sendRequestLabel }} {{ notSelectedErrorLabel + " (" + prop.name[context.language] + ")" }} {{ toLongErrorLabel + " " + (prop.options[0].code).match(/d+/g).map(Number) + " (" + prop.name[context.language] + ")" }} var logicModule = function () { function getTruth(proposition, truths) { var propositionClone = JSON.parse(JSON.stringify(proposition)); var stmnt = propositionClone.stmnt; for (var i = 0; i < stmnt.length; i++) { if (stmnt[i].hasOwnProperty('comparator')) { stmnt[i] = resolveNode(stmnt[i], truths); } if (stmnt[i].hasOwnProperty('stmnt')) { stmnt[i] = getTruth(stmnt[i], truths); } } stmnt = decide(stmnt, 'not'); stmnt = decide(stmnt, 'and'); stmnt = decide(stmnt, 'or'); for (var i = 0; i < stmnt.length; i++) { if (stmnt[i] == true) { return true; } } return false; function resolveNode(node, truths) { for (var i = 0; i < truths.length; i++) { if (node.property == truths[i].property) { var x = checkMatch(node.options, truths[i].option); if (node.comparator === 'equals') { if (x) return true; } if (node.comparator === 'notEquals') { if (!x) return true; } } } return false; } function checkMatch(options, truth) { for (var i = 0; i < options.length; i++) { if (options[i] == truth) { return true; } } return false; } function decide(stmnt, functor) { if (functor === 'or' || functor === 'and') { var newStmnt; while (stmnt != null) { newStmnt = stmnt; stmnt = getResult(stmnt, functor); } return newStmnt; } if (functor === 'not') { for (var i = 0; i < stmnt.length; i++) { if (stmnt[i] === 'not') { stmnt[i + 1] = !stmnt[i + 1]; stmnt.splice(i, 1); } } return stmnt; } } function getResult(stmnt, functor) { for (var i = 0; i < stmnt.length; i++) { if (stmnt[i] === functor) { if (functor === 'and') { var result = stmnt[i - 1] && stmnt[i + 1]; } if (functor === 'or') { var result = stmnt[i - 1] || stmnt[i + 1]; } var arr1 = chopArr(stmnt, 0, i - 2); var arr2 = chopArr(stmnt, i + 2, stmnt.length - 1); stmnt = arr1.push(result); stmnt = arr1.concat(arr2); return stmnt; } } return null; } function chopArr(array, startIndex, endIndex) { var arr = []; for (var i = startIndex; i < endIndex + 1; i++) { arr.push(array[i]); } return arr; } } return { getTruth: getTruth } } if (!String.prototype.startsWith) { String.prototype.startsWith = function (searchString, position) { position = position || 0; return this.indexOf(searchString, position) === position; }; } var context = { url: document.getElementsByClassName("productItemTittle")[0].innerHTML, language: document.documentElement.lang, dataPath: 'https://' + location.hostname + '/f/konfigurator/', // url: 'buzzWord', Andrej 08.08.2018 // language: 'en', Andrej 08.08.2018 // dataPath: 'konfigurator/' Andrej 08.08.2018 } var dm = (function (context) { var context = context; var storedProducts = []; var loadData = function (url, target, callback) { if (target === "productGroups") { url = context.dataPath + 'data/ProduktneSkupine.txt' } else if (target === "internetGroups") { url = context.dataPath + 'data/InternetneSkupine.txt' } else if (target === "labels") { url = context.dataPath + 'data/Napisi.txt' } else { url = context.dataPath + 'data/' + url + '.txt' } $.ajax({ url: url, method: 'GET', success: function (data) { callback(JSON.parse(data)); }, error: function () { callback(); } }); } var storeProduct = function (product) { var alreadyStored = false; for (let i = 0; i < storedProducts.length; i++) { if (product.id === storedProducts[i].id) { storedProducts[i] = product; alreadyStored = true; } } if (!alreadyStored) { storedProducts.push(product); } if (storedProducts.length > 10) { storedProducts.splice(0, 1); } } var getStoredProduct = function (id) { for (let i = 0; i < storedProducts.length; i++) { if (id === storedProducts[i].id) { return storedProducts[i]; } } return false; } var deleteStoredProduct = function (id) { for (let i = 0; i < storedProducts.length; i++) { if (id === storedProducts[i].id) { storedProducts.splice(i, 1); } } } return { loadData: loadData, storeProduct: storeProduct, getStoredProduct: getStoredProduct, deleteStoredProduct: deleteStoredProduct } }(context)); var lm = new logicModule(); var pgs = new Vue({ el: '#productGroupsDiv', data: { productGroups: [], errors: [], canNotLoad: { en: "Configurator not avialable", sl: "Konfigurator ni na voljo" }, titlePgs: '', context: context, active: false, }, methods: { setData: function (loaded) { try { if (loaded === undefined || loaded.length === 0) { this.active = true; this.errors.push(this.canNotLoad[context.language]); } else { for (let i = 0; i < loaded.length; i++) { loaded[i].active = false; for (let ii = 0; ii < loaded[i].products.length; ii++) { loaded[i].products[ii].active = false; loaded[i].products[ii].collapsed = false; } } this.productGroups = loaded; if (loaded.length === 1) { this.active = false; this.pgButton(this.productGroups[0]); } else { this.active = true; } } } catch (error) { this.abort(); } }, invokeChild: function (data) { try { pg.activate(false); pg.clearData(); pr.activate(false); pr.clearData(); if (data === undefined) { this.errors.push() } else { this.animate(data); pg.setData(data); pg.activate(true); } } catch (error) { this.abort(); } }, pgButton: function (productGroup) { try { this.invokeChild(productGroup); } catch (error) { this.abort(); } }, animate: function (productGroup) { for (let i = 0; i < this.productGroups.length; i++) { this.productGroups[i].active = false; } productGroup.active = true; }, abort: function () { pg.abort = true; pg.clearData(); pr.abort = true; pr.clearData(); try { this.errors.push(this.canNotLoad[context.language]); } catch (error) { this.errors.push(this.canNotLoad.sl) } } }, beforeMount: function () { var self = this; var mainPage = ""; dm.loadData(null, 'labels', function (data) { try { mainPage = data.mainPage[context.language]; pg.titlePg = data.titlePg[context.language]; pg.backLabel = data.backLabel[context.language]; pg.canNotLoadProduct = data.canNotLoadProduct[context.language]; pr.sendRequestLabel = data.sendRequest[context.language]; pr.orderCodeLabel = data.orderCode[context.language]; pr.notSelectedErrorLabel = data.notSelectedError[context.language]; pr.toLongErrorLabel = data.toLongError[context.language]; pr.reloadLabel = data.reload[context.language]; if (data.quantity != undefined) pr.quantityLabel = data.quantity; } catch (error) { self.abort(); } dm.loadData(null, 'productGroups', function (data) { try { if (data === undefined) { self.setData(); return } } catch (error) { self.abort(); } if (context.url !== "buzzWord" && context.url !== mainPage) { dm.loadData(null, 'internetGroups', function (internetGroups) { try { var internetGroup = {}; var filteredPgs = []; if (internetGroups === undefined) { self.setData(); return; } for (let i = 0; i < internetGroups.length; i++) { if (internetGroups[i].id[context.language] === context.url) { internetGroup = internetGroups[i]; } } if (internetGroup.productGroups === {} || internetGroup.productGroups === null || internetGroup.productGroups === undefined) { self.setData(); return } for (let i = 0; i < internetGroup.productGroups.length; i++) { for (let pgs = 0; pgs < data.length; pgs++) { if (data[pgs].id === internetGroup.productGroups[i]) { filteredPgs.push(data[pgs]); } } } self.setData(filteredPgs); } catch (error) { self.abort(); } }); } else { self.setData(data); } }); }); } }); var pg = new Vue({ el: '#productGroupDiv', data: { products: [], errors: [], titlePg: '', backLabel: '', canNotLoadProduct: '', context: context, active: false, abort: false, collapsed: false, }, methods: { setData: function (productGroup) { try { this.products = productGroup.products; } catch (error) { pgs.abort(); } }, activate: function (bool) { this.active = bool; this.collapsed = false; }, clearData: function () { for (let i = 0; i < this.products.length; i++) { this.products[i].active = false; this.products[i].collapsed = false; } this.collapsed = false; this.products = {}; this.errors = []; }, invokeChild: function (id) { try { this.errors = []; pr.activate(false); pr.clearData(); var storedPr = dm.getStoredProduct(id); if (storedPr) { pr.setData(storedPr, "stored"); pr.activate(true); } else { dm.loadData(id, 'product', function (loaded) { if (loaded === undefined) { pg.errors.push(pg.canNotLoadProduct); } else { loaded.changed = false; for (let i = 0; i < loaded.properties.length; i++) { loaded.properties[i].error = {}; loaded.properties[i].error.toLong = false; loaded.properties[i].error.notSelected = false; loaded.properties[i].value = ''; loaded.properties[i].color = {}; for (let o = 0; o < loaded.properties[i].options.length; o++) { loaded.properties[i].options[o].disabled = false; loaded.properties[i].options[o].color = {}; } } pr.setData(loaded, "loaded"); pr.activate(true); } }); } } catch (error) { pgs.abort();} }, pButton: function (product) { this.animate(product); this.collapsed = true; this.collapse(); this.invokeChild(product.id); }, animate: function (product) { for (let i = 0; i < this.products.length; i++) { this.products[i].active = false; } product.active = true; }, collapse: function () { for (let i = 0; i < this.products.length; i++) { if (this.collapsed) { if (!this.products[i].active) this.products[i].collapsed = true } else { this.products[i].collapsed = false; } } }, backButton: function () { try { this.errors = []; pr.activate(false); pr.clearData(); this.collapsed = false; this.collapse(); } catch (error) { pgs.abort(); } } }, }); var pr = new Vue({ el: '#productDiv', data: { properties: [], id: '', errors: [], sendRequestLabel: '', orderCodeLabel: '', notSelectedErrorLabel: '', toLongErrorLabel: '', reloadLabel: '', quantityLabel: { en: 'Quantity', sl: 'Količina' }, orderCode: "", quantity: 1, context: context, active: false, abort: false, changes: false, }, methods: { setData: function (product, dataSource) { try { this.properties = product.properties; this.id = product.id; this.changes = product.changed; if (!product.changed) { this.configDefaultSettings(); } this.parseOrderCode(); } catch (error) { pgs.abort();} }, activate: function (bool) { this.active = bool; }, clearData: function () { if (this.changes) dm.storeProduct({ id: this.id, properties: this.properties, changed: true }); this.properties = []; this.id = []; this.orderCode = ""; this.changes = false; this.quantity = 1; }, reloadButton: function () { dm.deleteStoredProduct(this.id); this.changes = false; pg.invokeChild(this.id); }, configDefaultSettings: function () { for (let i = 0; i < this.properties.length; i++) { this.setDefault(this.properties[i]); } this.enforceConstraints(0); }, setDefault: function (property) { try { var defaultSetBool = false; for (let i = 0; i < property.options.length; i++) { if (property.options[i].default === 'TRUE' && !property.options[i].disabled) { property.value = property.options[i].code; defaultSetBool = true; } } var notDisabled = []; for (let i = 0; i < property.options.length; i++) { if (!property.options[i].disabled) { notDisabled.push(property.options[i]); } } if (notDisabled.length === 1) { property.value = notDisabled[0].code; defaultSetBool = true; } if (!defaultSetBool) { property.value = ""; } if (this.isCustomStringProperty(property)) { property.value = ""; } } catch (error) { pgs.abort();} }, setSelected: function () { for (let i = 0; i < this.properties.length; i++) { if (this.properties[i].value !== "") { this.properties[i].error.notSelected = false; this.properties[i].color = {} } if (this.isCustomStringProperty(this.properties[i]) && this.properties[i].options[0].disabled) { this.properties[i].error.notSelected = false; this.properties[i].color = {} } } this.changes = true; this.enforceConstraints(0); this.parseOrderCode(); }, isCustomStringProperty: function (property) { try { if (property.options[0].code.startsWith("string") || property.options[0].code.startsWith("String")) { return true } return false; } catch (error) { pgs.abort();} }, enforceConstraints: function (depth) { try { if (depth > 10) { throw Error(); } var truths = []; for (let i = 0; i < this.properties.length; i++) { truths.push({ property: this.properties[i].id, option: this.properties[i].value, }); } var enforcedBool = false; for (let p = 0; p < this.properties.length; p++) { var seledtedWasDisabledBool = false; var prop = this.properties[p]; for (let o = 0; o < prop.options.length; o++) { if (this.isCustomStringProperty(prop) && prop.options[0].disabled && lm.getTruth(prop.options[o].constraints, truths)) { } else if (prop.options[o].constraints !== '' && lm.getTruth(prop.options[o].constraints, truths)) { prop.options[o].disabled = true; prop.options[o].color = { color: '#b3b3b3' } if (prop.value === prop.options[o].code) { seledtedWasDisabledBool = true; this.animateAutoChange(prop); enforcedBool = true; } if (this.isCustomStringProperty(prop)) { prop.value = ""; prop.error.notSelected = false; prop.color = {} this.animateAutoChange(prop); } } else { prop.options[o].disabled = false; prop.options[o].color = {} } } if (seledtedWasDisabledBool) { this.setDefault(prop); } if (this.isCustomStringProperty(prop)) { var limit = ""; for (let i = 0; i < prop.options[0].code.length; i++) { if (!isNaN(prop.options[0].code.charAt(i))) { limit += prop.options[0].code.charAt(i); } } limit = parseInt(limit); if (prop.value.length > limit) { prop.error.toLong = true; prop.color = { color: '#ffcc99' } } else { prop.error.toLong = false; if (!prop.error.notSelected) prop.color = {} } } } if (enforcedBool) this.enforceConstraints(depth + 1); } catch (error) { pgs.abort();} }, parseOrderCode: function () { var orderString = ""; for (let i = 0; i < this.properties.length; i++) { orderString += this.properties[i].value; if (this.properties[i].value === "") { orderString += "-"; } if (i !== this.properties.length - 1) { orderString += " "; } } this.orderCode = orderString; }, animateAutoChange: function (prop) { try { if (document.getElementById('row' + prop.id)) { var element = document.getElementById('row' + prop.id); element.style = "background-color: #ffcc99" setTimeout(function () { element.style = "background-color: white" }, 150) } } catch (error) { pgs.abort();} }, getOptionName: function (prop) { if (prop.value === '') return ' '; if (this.isCustomStringProperty(prop)) { return ' '; } for (let i = 0; i < prop.options.length; i++) { if (prop.options[i].code === prop.value) return prop.options[i].name[context.language]; } }, optionName: function(option){ if(option.name[context.language] === ''){ return ''; } return ': ' + option.name[context.language]; }, sendRequest: function () { var valid = true; for (let i = 0; i < this.properties.length; i++) { if (this.properties[i].value === "" && this.properties[i].required !== 'FALSE') { this.properties[i].error.notSelected = true; this.properties[i].color = { color: '#ffcc99' } if (this.isCustomStringProperty(this.properties[i])) { if (this.properties[i].options[0].disabled) { this.properties[i].error.notSelected = false; this.properties[i].color = {} } } } if (this.properties[i].error.notSelected || this.properties[i].error.toLong) { valid = false; } } if (valid) { try { var orderMessage = ""; orderMessage += this.quantityLabel[context.language] + ": " + this.quantity + " "; orderMessage += this.orderCode + " "; for (let i = 1; i < this.properties.length; i++) { if (this.isCustomStringProperty(this.properties[i])) { orderMessage += this.properties[i].name[context.language] + ": " + this.properties[i].value + " "; } else { orderMessage += this.properties[i].name[context.language] + ": " + this.getOptionName(this.properties[i]) + " "; } } document.getElementById("orderCode").value = orderMessage; document.getElementById("configuratorSendOrder").click(); } catch (error) { pgs.abort();} } } } });

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  • Technical Documentation

    Leaflet MT4xx PDF 5,905 kB Data Sheet MT406 PDF 364 kB Data Sheet MT408 PDF 291 kB Data sheet MT416 PDF 1,862 kB Data sheet MT418 PDF 1,819 kB Data Sheet MT440 PDF 1,346 kB MT4xx Users Manual PDF 2,771 kB MT416-418 Users Manual PDF 2,733 kB Electrical Measuring Instruments catalogue PDF 5,964 kB
  • Certificates

    EC declarations of Conformity MT4x6, MT 4x8 PDF 491 kB EC declarations of Conformity MT440 PDF 529 kB Type approval certificate for marine & offshore MT440 PDF 575 kB
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