INDEX 817 



PAGE 



Stream flow, economical development 645, 684 



energy available 675 



factors affecting stream flow 56 



mass curves , 685 



measurements 58, 65, 795 



records 66 



regulation 689 



summation curves 685 



variations 53 



Supports, bus-bar 569 



Surge tanks 141, 251 



Switchboards 529 



panel type 531 



bench boards 535 



Switches, control 561 



disconnecting 577 



field discharge . . '. 554 



throw-over 561 



Switching equipment 485 



ammeter transfer plugs and receptacles 560 



arrangement in power-house 179 



bus-bars 565 



bus and switch structures 563 



calibrating terminals 561 



control switches 561 



current and potential transformers 546, 565 



disconnecting switches '. 577 



entrance bushings 571 



exciter and field control 552 



field discharge switches 554 



field rheostats 556 



instrument equipment 538 



mimic bus-bars 563 



multi recorder 589 



oil circuit breakers 470, 496 



oil circuit-breaker batteries 589 



outdoor arrangement 577 



relays 492, 494, 507 



relay protection 486 



signal systems 583 



switchboards 529 



system of connections 486 



voltmeter and synchronizing plugs and receptacles 559 



Switching high-tension circuits 509, 748 



Synchronous condenser regulation 371 



Synchronous generators. See Generators 280 



Synchronous impedance 292 



