Lincoln Electric SVM207-A Benutzerhandbuch

TABLE OF CONTENTS-THEORY OF OPERATION SECTION

E-1

RANGER® 3 PHASE

Theory of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-1

General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-2

Engine Components and Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-2

Rotor, Stator and Control Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-3

Weld Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-4

FIGURE E.1 BLOCK DIAGRAM

IDLER

SOLENOID

OUTPUT

CONTROL

MECHANICAL

ROTAT ION

FIELD

CAPACITOR

SLIP

RINGS

RANGE

SWITCH

OUTPUT

BRIDGE

CHOKE

WORK

TERMINAL

PRINTED CIRCUIT

BOARD

TOROID

ENGINE

FLYWHEEL ALTERNATOR/

VOLTAGE REGULATOR

BATTERY

HOUR

METER

OIL

PRESSURE

SWITCH

STARTER

FUEL

SHUTOFF

SOLENOID

STARTER

SOLENOID

ENGINE

CONTROL

SWITCH*

120 & 230 VOLT

BREAKERS AND

RECEPTACLES

EXCITER

WINDING

AUXILIARY

WINDINGS

WELD WINDINGS

Z X Y

480 VOLT 3 PHASE

BREAKER AND

RECEPTACLE

TOROID

254

3 6 X

Lead 254 - 1 turn through the toroid

Leads 3 & 6 - two turns through the toroid in opposite directions.

Lead X passes though the toroid in the same direction as lead 6

STATOR

ELECTRODE

TERMINAL

POLARITY

SWITCH

ROTOR

FLASHING

DIODE

WAC

REACTOR