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Electrical Data (60 Hz) Dimensions (In.) Standard
Model Contactor
Volts Watts Phase Amps BTU Height Width Depth Rating (Qty.)
LUH-D-02-81 208 2,667 1 12.8 30A (1)
LUH-D-02-21 208/240 2,000/2,667 1 11.1* 8,850 16 13-1/8 8-7/8 30A (1)
LUH-D-02-71 277 2,667 1 9.6 30A (1)
LUH-D-04-81 † 1 19.2 30A (1)
LUH-D-04-83 †
208 4,000
3 11.2 30A (1)
LUH-D-04-21 † 1 16.7* 30A (1)
LUH-D-04-23 †
208/240 3,000/4,000
3 9.6*
13,661 16 13-1/8 8-7/8
30A (1)
LUH-D-04-71 277 4,000 1 14.5 30A (1)
LUH-D-04-43 480 4,000 3 4.8 30A (1)
LUH-D-05-81 † 1 24.0 30A (1)
LUH-D-05-83 †
208 5,000
3 13.8 30A (1)
LUH-D-05-21 † 1 20.8* 30A (1)
LUH-D-05-23 †
208/240 3,750/5,000
3 12.1*
17,076 16 13-1/8 8-7/8
30A (1)
LUH-D-05-71 277 5,000 1 18.2 30A (1)
LUH-D-05-43 480 5,000 3 6.0 30A (1)
LUH-D-07-81 † 1 36.1 50A (1)
LUH-D-07-83
208 7,500
3 20.9 30A (1)
LUH-D-07-21 † 1 31.1* 30A (1)
LUH-D-07-23
208/240 5,625/7,500
3 18.1*
25,598 20-1/2 17-1/4 11-1/2
30A (1)
LUH-D-07-71 277 7,500 1 27.2 30A (1)
LUH-D-07-43 480 7,500 3 9.0 30A (1)
LUH-D-10-81 † 1 48.0 50A (1)
LUH-D-10-83
208 10,000
3 27.8 30A (1)
LUH-D-10-21 † 1 41.7* 30A (1)
LUH-D-10-23
208/240 7,500/10,000
3 24.0*
34,130 20-1/2 17-1/4 11-1/2
30A (1)
LUH-D-10-43 480 10,000 3 12.0 30A (1)
LUH-D-12-83 208 12,500 3 34.8 50A (1)
LUH-D-12-23 208/240 9,375/12,500 3 30.1* 42,663 20-1/2 17-1/4 11-1/2 50A (1)
LUH-D-12-43 480 12,500 3 15.1 30A (1)
LUH-D-15-83 208 15,000 3 41.8 50A (1)
LUH-D-15-23 208/240 11,250/15,000 3 36.2* 51,195 20-1/2 17-1/4 11-1/2 50A (1)
LUH-D-15-43 480 15,000 3 18.1 30A (1)
LUH-D-20-23 208/240 15,000/20,000 3 48.0* 50A (1)
LUH-D-20-43 480 20,000 3 24.0
68,460 24 20-1/8 11-1/2
30A (1)
LUH-D-25-43 480 25,000 3 30.0 85,525 24 20-1/8 11-1/2 50A (1)
LUH-D-30-83 208 30,000 3 83.4 50A (2)
LUH-D-30-23 208/240 22,500/30,000 3 72.2* 102,390 24 20-1/8 17-1/4 50A (2)
LUH-D-30-43 480 30,000 3 36.1 30A (2)
LUH-D-35-23 208/240 26,250/35,000 3 84.3* 50A (2)
LUH-D-35-43 480 35,000 3 42.1
119,455 24 20-1/8 17-1/4
30A (2)
LUH-D-40-23 208/240 30,000/40,000 3 96.0* 50A (2)
LUH-D-40-43 480 40,000 3 48.0
136,520 24 20-1/8 17-1/4
30A (2)
LUH-D-45-43 480 45,000 3 54.1 153,585 24 20-1/.8 17-1/4 30A (2)
Chromalox
®
DIVISION
4
SECTION
LUH
SALES
REFERENCE
DATE
SERVICE REFERENCE
Installation
and
RENEWAL PARTS IDENTIFICATION
PF479-6
JANUARY, 2003
(Supersedes PF479-5)
161-303474-001
© 2010 Chromalox, Inc.
Type LUH
Horizontal Unit Heater
*Note: 208V amperage is 86% of 240V value.
Specifications — Table 1
† These models can be field changed from single phase to three phase or three phase to single phase.