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Electrical diagrams Masterpact NT06 to NT16 0Fixed and drawout devicesThe diagram is shown with circuits deenergised,all devices open, connected andcharged and relays in normal position.Power Control unit Remote operationDB101401Terminal blockmarkingControl unitRemote operationCom UC1 UC2 UC3 UC4 / M2C / M6C SDE2 / Res SDE1 MN / MX2 MX1 XF PF MCHE5 E6 Z5 M1 M2 M3 F2+ V3 / 484 / Q3 184 / K2 84 D2 / C12 C2 A2 254 B2E3 E4 Z3 Z4 T3 T4 VN V2 / 474 / Q2 182 82 C3 A3 252 B3E1 E2 Z1 Z2 T1 T2 F1 – V1 / 471 / Q1 181 / K1 81 D1 / C11 C1 A1 251 B1A P H Control unit Remote operationb b b Com : E1-E6 communication SDE2 : fault-trip indication contactb b b UC1 : Z1-Z5 zone selective interlockingZ1 = ZSI OUT SOURCEZ2 = ZSI OUT ; Z3 = ZSI IN SOURCEZ4 = ZSI IN ST (short time)Z5 = ZSI IN GF (earth fault)b b b M1 = Vigi module input (Micrologic 7)b b b UC2 : T1, T2, T3, T4 = external neutralb b b M2, M3 = Vigi module input (Micrologic 7)orRes :remote resetSDE1 : fault-trip indication contact (supplied as standard)MN : undervoltage releaseorMX2 : shunt releaseMX1 : shunt release (standard or communicating)b b b UC3 : F2+, F1– external 24 DC power supplyb b VN external voltage connector (must beconnected to the neutral with a 3P circuit breaker)XF :PF :closing release (standard or communicating)ready-to-close contactb b UC4 : External Voltage Connector (PTE option)orb b M2C : 2 programmable contacts (external relay)ext. 24 V DC power supply required.orb b M6C : 6 programmable contactsto be connected to the external module M6C)ext. 24 V DC power supply required.A : digital ammeter.P : A + power meter + additional protection.H : P + harmonics.MCH : electric motorNote: when communicating MX or XF releases are used, the third wire(C3,A3) must be connected even if the communication module is notinstalled.88
Electrical diagrams Masterpact NT06 to NT16 0Fixed and drawout devicesIndication contactsChassis contactsDB101406DB101407Indication contactsChassis contactsOF4 OF3 OF2 OF1 CD2 CD1 CE3 CE2 CE1 CT144 34 24 14 824 814 334 324 314 91442 32 22 12 822 812 332 322 312 91241 31 21 11 821 811 331 321 311 911Indication contactsOF4 / OF3 / OF2 / OF1 : ON/OFF indication contacts.(*) Spring charging motor 440/480 V AC(380 V motor + additional resistor).Chassis contactsCD2 :CD1disconnectedpositioncontactsCE3 :CE2CE1connectedpositioncontactsCT1 :testpositioncontactsDB101408Key:drawout device only.XXXSDE1, OF1, OF2, OF3, OF4 supplied as standard.interconnected connections(only one wire per connection point).89
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LV power circuit breakersand switch
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A consistent design of offers fromM
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0CompactProtection switchgear syste
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MasterpactGeneral content 0Presenta
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3 frame sizes, 2 familiesMasterpact
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Ease ofinstallationPB100737-64With
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Ready forthe futureCompliance with
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Functionsand characteristicsGeneral
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Functionsand characteristicsCircuit
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Functionsand characteristicsMicrolo
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Page 123 and 124: MasterpactAdditional characteristic
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Catalogue numbers:spare partsMaster
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Catalogue numbers:spare parts(*) In
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Order form Masterpact NT and NW ord
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