Hubbell LXi-1100 - Manual (Page 4)

Hubbell Industrial Controls, Inc.
a subsidiary of Hubbell Incorporated
4301 Cheyenne Drive, Archdale, N.C. 27263
Telephone (336) 434-2800 • FAX (336) 434-2803
http://www.hubbell-icd.com
[email protected]
Horsepower Ratings
This table summarizes the major electrical & horsepower configurations that are available. For special configurations consult the factory.
Full Service Fire Pump Controllers
Normal Source
Voltage Hz HP Range
Withstand Rating
Amps Symmetrical
208 50/60 15-200 100,000 †
220/240 50/60 15-200 100,000 †
380/415 50/60 15-350 100,000 †
440/480 50/60 15-400 100,000 †
Optional Short Circuit Ratings
of 150,000 and 200,000 amps are available
Temperature Range - 41ºF (5ºC) to 104ºF (40ºC); Optional 130ºF/55ºC Rating Available
† Consult Factory for higher ratings.
Controller Selection Chart
This table summarizes the starting characteristics of the controls.
For specific information, please request specification sheets from the factory.
Starting Characteristics
Model
Number
Type of
Starting
Motor
Requirements Voltage
@ Motor
Line
Current
Starting
Torque
Description of Operation
LXi -1100
Solid State Soft
Start/Stop Standard
Motor
0-100% 45-100% 0-100%
Motor is started with reduced voltage via SCR’s in each phase to
limit inrush and provide smooth stepless acceleration to full speed
and deceleration to full stop greatly reduces water hammer.
LXi -1200 Full Voltage
(Across-the-line)
Standard
Motor
100% 100% 100%
Motor is started Across-the-Line with no additional impedance nor
special connections to reduce inrush or starting torque.
LXi -1300 Autotransformer
Standard
Motor
Taps at
80%, 65%,
50%
64%
42%
25% 64%
42%
25% Motor is started with 3 phase autotransformer in primary to limit
inrush. Multiple taps (manually set) provide variable starting
characteristics. Closed circuit transition to full speed.
LXi -1400 Primary Resistor
Standard
Motor
50% 50% 25%
Motor is started with resistance in each phase to limit inrush.
Closed circuit transition to full speed.
LXi -1600
Manual - Secondary
Resistor Special
Regulated
Wound Rotor
Motor
100% 25-50% 25-50%
Motor is started with resistance in the secondary rotor circuit to
limit inrush and to regulate multiple speed points. Built per
application to provide acceleration and speed control.
LXi -1700 Part-Winding
Special
Motor w/ Part
Winding
100% 65% 48%
Motor is started on one part of its 2 windings to limit inrush.
Closed circuit transition to second winding at full speed.
LXi -1800
Wye-Delta
Closed Transition
6 or 12 Lead
Delta Wound
Motor
100% 33% 33%
Motor is started connected Wye to reduce voltage across
windings and reduce inrush. Closed circuit transition to Delta
winding/full speed.
LXi -1900
Wye-Delta
Open Transition
6 to 12 Lead
Delta Wound
Motor
100% 33% 33%
Motor is started connected Wye to reduce voltage across
windings and reduce inrush. Open circuit transition to Delta
winding/full speed.