Harrington Hoists EAC700, EAC800, EAC900 manual Prod uct Code

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H a r r i n g t o n c o m p l e t e C r a n e s

Bridge Crane Control Panels

These panels are for use with all Harrington Series 3 motorized end trucks and are NEC compliant for overhead bridge cranes. All panels include bridge mounting bracket and wiring diagram. Specify voltage when ordering.

Standard Panel

Single Speed and Dual Speed Models with EAC—700, 800, 900 Series

Standard features include:

Lock-out compatible through-the- door manual disconnect switch with system fusing, 110 volt control circuit transformer with primary and secondary fusing, mainline contactor, mechanically interlocked reversing contactor, time and torque adjustable Electronic Acceleration Control (EAC), branch circuit fusing for bridge, auto-reset thermal overload relay, and bottom hinged door.

7 2 1

Total System Amps

7 = 24 max.

8 = 48 max.

9 = 80 max.

Model

2

Prod uct Code

Speed

Blank = Single Speed

D = Dual Speed

Enclosure Rating

1 = NEMA 1

4 = NEMA 4

29

Optional Panel

Variable Frequency Drive Models—2000 Series

Standard features include:

Lock-out compatible through-the-door manual disconnect switch with system fusing, 110 volt control circuit transformer with primary and secondary fusing, mainline contactor, Variable Frequency Drive (VFD), brake relay, branch circuit fusing for bridge, auto-reset thermal overload relay, and bottom hinged door.

These panels can be used for dual and multiple speed applications, infinitely variable speed applications and programmed acceleration/deceleration control. VFD comes pre-loaded with many easy-to-select programs to fit virtually any crane control application, and includes fault-code troubleshooting.

2 1 4 3

Series

2 = 2000 Series

Enclosure Rating

1 = NEMA 1

4 = NEMA 4

Electrical Rating:

Total System Amps/

Drive Amps-Power Supply

43 = 25 max./4 max.—460V/3/60

44 = 45 max./12.5 max.—460V/3/60

23= 25 max./8.6 max.—208-230V/3/60

24 = 75 max./24 max.—208-230V/3/60

Prod uct Code

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Contents Glossar y of Com mon Crane Terms Com plianceCrane Service Class Crane Ser vice ClassificationsBridge Crane Control Panels Control transformer Fusing for crane drivesMain line contactor Reversing contactor Prod uct Code Motor and Brake Rugged helical and spur gearsBrake Disk RectifierBrake assembly Brake Coil Adjusting BoltSeries 3 Underhung Crane D rive Wheels Stationary axlesBridge Beam Selection Char ts R i e s 3 S i n g l e G i r d e r B e a m S i z e sHarrington Complete Crane Systems T i o n s