Nameplates Flashcards
0
Q
Station Service Transformer
A
Sorgel 3 phase 60 cycle KVA - 1000 Class AA Delta/Delta connected HS - 13,800V 41.8A LS - 480V 1200A Impedance - 5.6% Cont. duty rise - 80*C Class B insulation Type - SHT
1
Q
Main Transformer
A
Westinghouse 3 phase 60 cycle KVA - 43200/57600/72000 Class OA / FOA / FOA Delta/Wye connected HS - 69,000V 604A LS - 13,200V 3,160A Impedance 8.8% at OA Rating Cont. duty rise - 55*C No load tap changer Tap #3 = 70,725V Oil - 4900 gal Class A insulation
2
Q
Lighting Transformer
A
Hevi-duty Electric 3 phase 60 cycle KVA - 150 Class AA-AFA Delta/Wye connected HS - 480V 180A LS - 208/120V 416A Impedance - 3.78 at AA rating 75*C Cont. duty rise - 80*C HS BIL - 10,000V LS BIL - 10,000V
3
Q
Warehouse Transformer
A
Cutler-Hammer 3 phase 60 cycle KVA - 750 Class AA Delta/Delta connected HS - 13,800V 31.4A LS - 2,400V 180A Impedance - 5.88% Cont. duty rise - 115*C HS BIL - 60,000V LS BIL - 20,000V Type - VPI
4
Q
North bank Transformer 1
A
Balteav Standard Inc 3 phase 60 cycle KVA - 500 Class OA Delta/Wye connected High side - 13,800V Low side - 4160/2400V Impedance - 4.87% @85*C Continuous duty rise: 65*C HS BIL - 95,000V LS BIL - 60,000V Oil - 160 gal Class A insulation
5
Q
North bank Transformer 2
A
Niagra 3 phase 60 cycle KVA - 500 Class OA Delta/Wye connected High side - 13,800V 20.92A Low side - 4160/2400V Impedance - 5.7% @85*C Continuous duty rise: 65*C HS BIL - 95,000V LS BIL - 60,000V Oil - 164 gal
6
Q
Main Generator
A
GE AC generator 3 phase 60 cycle KVA - 31,250 KW - 25,000 RPM - 75 Volts - 13,800V Arm amp - 1,308 Field amp - 1,000 Power factor - 0.8 Excitation volts - 250 96 poles 60*C Arm by detection 60*C Field by resistance
7
Q
Main Exciter
A
GE DC generator Type EVF Shunt wound KW - 300 RPM -75 Amps full load - 1,200 Volts full load - 250 Volts no load - 0 Excitation volts - 250 10 Poles Shunt field 40*C by thermometer - commutator 55*C Ins. windings 40*C by thermometer - bare windings 50*C
8
Q
Pilot Exciter
A
GE DC generator Type EV - self excited Compound wound KW - 17 RPM - 75 Amps full load - 68 Volts full load - 250 Volts no load - 250 6 Poles Shunt field 40*C by thermometer - commutator 55*C Ins. windings 40*C by thermometer - bare windings 50*C
9
Q
Spillway Gate Motor and Gearbox
A
Louis Allis Type FK AC 3 phase 60 cycle RPM - 1690 Volts - 440 Amps - 12.5 HP - 10 Cont duty rise - 50*C Insulation - Class A Splashproof
High speed Foote Bros. Gear & Mach. Co. Ratio 11.25:1 RPM - 1750 input RPM - 155.5 output Service HP - 13.1 Size, Type, Style - 6SA Slow Speed Western Gear Works Ratio - 194.78:1 RPM - 152 pinion HP - 4.7
10
Q
Neutral Reactor - current limiting reactor
A
Westinghouse 3 phase 60 cycle Volts - 16,100 Amps - 2,000 165*C rise for 10 sec operation at rated amp Oil - 156 gal
11
Q
Deluge motor and pump
A
Lincoln Aurora AC 3 phase 60 cycle Centrifugal HP - 60 GPM - 750 RPM - 1,775 RPM - 1,775 Volts - 230/460 Head - 196' Amps - 154/77 Class B insulation Rise - 40*C cont. duty Service factor - 1.15
