LV generator protection - engineering site - Schneider Electric

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NT06 NT08 NT10 NT12 NT16630 800 1000 1250 1600630 800 1000 1250 1600400 400 400 630 800to 630 to 800 to 1000 to 1250 to 1600H1 L1* H142 150 4242 130 4242 100 4242 25 42100 % 100 %42 10 4220 - 20- 1 (1) -88 330 8888 286 8888 220 8888 52 8825 9 25< 50 < 5042 150 4242 100 4242 25 42HAHA75 7575 7575 7542 4220 2035 3525 25 2512.5 12.5 12.56 3 6 (NT16: 3)3 2 2 (NT16: 1)3 2 2 (NT16: 1)b b bb b bb b bb b b322 x 288 x 280322 x 358 x 280301 x 274 x 211301 x 344 x 21130/3914/18sensor selectionsensor rating (A) 400 630 800 1000 1250 1600Ir threshold setting (A) 160 to 400 250 to 630 320 to 800 400 to 1000 500 to 1250 640 to 160049
6.1. Characteristics tablesof circuit breakersMasterpact NW08 à NW63056409sicommon characteristicsnumber of poles 3 / 4rated insulation voltage (V) Ui 1000/1250impulse withstand voltage (kV) Uimp 12rated operational voltage (V AC 50/60 Hz) Ue 690/1150suitability for isolation IEC 60947-2degree of pollution IEC 60664-1 4circuit-breaker characteristics as per IEC 60947-2rated current (A) In at 40 °C / 50 °C**rating of 4th pole (A)sensor ratings (A)056410sitype of circuit breakerultimate breaking capacity (kA rms) Icu 220/415 VV AC 50/60 Hz440 V525 V690 V1150 Vrated service breaking capacity (kA rms) Ics % Icurated short-time withstand current (kA rms) Icw 1sV AC 50/60 Hz3sintegrated instantaneous <strong>protection</strong> (kA peak ± 10%)rated making capacity (kA peak) Icm 220/415 VV AC 50/60 Hz440 V525 V690 V1150 Vbreak time (ms)closing time (ms)circuit-breaker characteristics as per NEMA AB1breaking capacity (kA)V AC 50/60 Hz240 V480 V600 Vswitch-disconnector characteristics as per IEC 60947-3type of switch-disconnectorrated making capacity (kA peak) Icm 220/415 VV AC 50/60 Hz440 V500/690 V1150 Vrated short-time withstand current (kA rms) Icw 1 sV AC 50/60 Hz3 sultimate breaking capacity (Icu) with external <strong>protection</strong> relay,maximum delay 350 msinstallation, connection and maintenanceservice life mechanical with maintenanceC/O cycles x 1000without maintenanceelectrical without maintenance 440 V690 V1150 Vmotor control (AC3-947-4)690 Vconnection drawout FCRCfixed FCRCdimensions (mm) drawout 3PH x W x D4Pfixed 3P4Pweight (kg) drawout 3P/4P(approximate) fixed 3P/4P* see the current-limiting curve in the "additional characteristics" section** 50°C: rear vertical connected. Refer to temperature derating tablesfor other connection types.(1) except 4000 A.50
Page 1 and 2: M M M MLow Voltage Expert Guides N
Page 4 and 5: In shortGenerator Sets (GS) are use
Page 6 and 7: ImplementationThe Generator Sets no
Page 8 and 9: Note 2: If there is an MV Set in Pr
Page 10 and 11: E79360EElectrical utilityHV incomer
Page 12 and 13: Replacement SourceThe Set’s purpo
Page 14 and 15: 2.2. Transfer deviceIt is interesti
Page 16 and 17: 2.2.2. SequenceMain source / Genera
Page 18 and 19: 3.1.2. Short-circuit current protec
Page 20 and 21: 3.2. Downstream LV network protecti
Page 22 and 23: E79475EGSRemote control 2Remote con
Page 24 and 25: Short-circuit downstream of a UPSTh
Page 27 and 28: Protection and Monitoringof a LV Ge
Page 29 and 30: Protection and Monitoringof a LV Ge
Page 31 and 32: The Schneiderprotection solution4.1
Page 35 and 36: The Schneiderprotection solutionThe
Page 37 and 38: The Schneiderprotection solutionb r
Page 41 and 42: Summary5.1.DiagramA typical example
Page 43 and 44: Summary5.3. Summaryfunctions produc
Page 45 and 46: 6.1. Characteristics tablesof circu
Page 47 and 48: 6.1. Characteristics tablesof circu
Page 49: 6.1. Characteristics tablesof circu
Page 53 and 54: 6.2. Control unitscharacteristicsCo
Page 59 and 60: E887406.2. Control unitscharacteris
Page 61 and 62: 6.2. Control unitscharacteristicsMi
Page 73 and 74: CTCDCE6.3. Communicationcharacteris
Page 75 and 76: CD3 CD2 CD1CE6 CE5 CE4CD3 CD2 CD183
Page 77 and 78: 6.3. Caractéristiquesde la communi

LV generator protection - engineering site - Schneider Electric

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