Form No. GRM-0707
7
SPECIFICATIONS
GRA-XXD MODELS-
ELECTRICAL RATING CHART
GRAH-XXD MODELS-
ELECTRICAL RATING CHART
The electrical information in the shaded area pertains to Export Models only.
• 100 and 120 volt models with infinite switch may require tandem (end-to-end) elements, consult factory for applications.
†Glo-Ray models 108" through 144" and 100 and 120 volt models of GRA-84 and GRA-96 contain tandem (end-to-end)
elements that may be individually controlled.
100 and 120 volt models may require additional switches, consult factory for applications.
*Not available in 100 or 120 volts.
Model GRA-18D
Watts: 500 Shipping Weight: 14 lbs. (6 kg)
Voltage 120 208 240 100 200 220 240
Amps 4.2 2.4 2.1 5.0 2.5 2.3 2.1
Model GRA-24D
Watts: 700 Shipping Weight: 16 lbs. (7 kg)
Voltage 120 208 240 100 200 220 240
Amps 5.8 3.4 2.9 7.0 3.5 3.2 2.9
Model GRA-30D
Watts: 900 Shipping Weight: 18 lbs. (8 kg)
Voltage 120 208 240 100 200 220 240
Amps 7.5 4.3 3.8 9.0 4.5 4.1 3.8
Model GRA-36D
Watts: 1150 Shipping Weight: 21 lbs. (10 kg)
Voltage 120 208 240 100 200 220 240
Amps 9.6 5.5 4.8 11.5 5.8 5.2 4.8
Model GRA-42D
Watts: 1350 Shipping Weight: 24 lbs. (11 kg)
Voltage 120 208 240 100 200 220 240
Amps 11.3 6.5 5.6 13.5 6.8 6.1 5.6
Model GRA-48D
Watts: 1600 Shipping Weight: 27 lbs. (12 kg)
Voltage 120 208 240 100 200 220 240
Amps 13.3 7.7 6.7 16.0 8.0 7.3 6.7
Model GRA-54D
Watts: 1850 Shipping Weight: 30 lbs. (14 kg)
Voltage 120 208 240 100 200 220 240
Amps 15.4 8.9 7.7 18.5 9.3 8.4 7.7
Model GRA-60D
Watts: 2100 Shipping Weight: 34 lbs. (15 kg)
Voltage 120 208 240 100 200 220 240
Amps 17.5 10.1 8.8 21.0 10.5 9.5 8.8
Model GRA-66D
•
Watts: 2320 Shipping Weight: 37 lbs. (17 kg)
Voltage 120 208 240 100 200 220 240
Amps 19.3 11.2 9.7 23.2 11.6 10.5 9.7
Model GRA-72D
•
Watts: 2550 Shipping Weight: 41 lbs. (19 kg)
Voltage 120 208 240 100 200 220 240
Amps 21.3 12.3 10.6 25.5 12.8 11.6 10.6
Model GRA-84D
†
Watts: 3000 Shipping Weight: 44 lbs. (20 kg)
Voltage 120 208 240 100 200 220 240
Amps 25.0 14.4 12.5 30.0 15.0 13.6 12.5
Model GRA-96D
†
Watts: 3450 Shipping Weight: 52 lbs. (24 kg)
Voltage 120 208 240 100 200 220 240
Amps 28.8 16.6 14.4 34.5 17.3 15.7 14.4
Model GRA-108D
†
Watts: 3700 Shipping Weight: 59 lbs. (27 kg)
Voltage 120 208 240 100 200 220 240
Amps 30.8 17.8 15.4 37.0 18.5 16.8 15.4
Model GRA-120D
†*
Watts: 4200 Shipping Weight: 66 lbs. (30 kg)
Voltage 120 208 240 100 200 220 240
Amps --- 20.2 17.5 --- 21.0 19.1 17.5
Model GRA-132D
†*
Watts: 4640 Shipping Weight: 73 lbs. (33 kg)
Voltage 120 208 240 100 200 220 240
Amps --- 22.3 19.3 --- 23.2 21.1 19.3
Model GRA-144D
†*
Watts: 5100 Shipping Weight: 80 lbs. (36 kg)
Voltage 120 208 240 100 200 220 240
Amps --- 24.5 21.3 --- 25.5 23.2 21.3
Model GRAH-18D
Watts: 700 Shipping Weight: 14 lbs. (6 kg)
Voltage 120 208 240 100 200 220 240
Amps 5.8 3.4 2.9 7.0 3.5 3.2 2.9
Model GRAH-24D
Watts: 1000 Shipping Weight: 16 lbs. (7 kg)
Voltage 120 208 240 100 200 220 240
Amps 8.3 4.8 4.2 10.0 5.0 4.5 4.2
Model GRAH-30D
Watts: 1320 Shipping Weight: 18 lbs. (8 kg)
Voltage 120 208 240 100 200 220 240
Amps 11.0 6.3 5.5 13.2 6.6 6.0 5.5
Model GRAH-36D
Watts: 1600 Shipping Weight: 21 lbs. (10 kg)
Voltage 120 208 240 100 200 220 240
Amps 13.3 7.7 6.7 16.0 8.0 7.3 6.7
Model GRAH-42D
Watts: 1900 Shipping Weight: 24 lbs. (11 kg)
Voltage 120 208 240 100 200 220 240
Amps 15.8 9.1 7.9 19.0 9.5 8.6 7.9
Model GRAH-48D
Watts: 2200 Shipping Weight: 27 lbs. (12 kg)
Voltage 120 208 240 100 200 220 240
Amps 18.3 10.6 9.2 22.0 11.0 10.0 9.2
Model GRAH-54D
Watts: 2500 Shipping Weight: 30 lbs. (14 kg)
Voltage 120 208 240 100 200 220 240
Amps 20.8 12.0 10.4 25.0 12.5 11.4 10.4
Model GRAH-60D
Watts: 2800 Shipping Weight: 34 lbs. (15 kg)
Voltage 120 208 240 100 200 220 240
Amps 23.3 13.5 11.7 28.0 14.0 12.7 11.7
Model GRAH-66D
•
Watts: 3120 Shipping Weight: 37 lbs. (17 kg)
Voltage 120 208 240 100 200 220 240
Amps 26.0 15.0 13.0 31.2 15.6 14.2 13.0
Model GRAH-72D
•
Watts: 3450 Shipping Weight: 41 lbs. (19 kg)
Voltage 120 208 240 100 200 220 240
Amps 28.8 16.6 14.4 34.5 17.3 15.7 14.4
Model GRAH-84D
†
Watts: 4100 Shipping Weight: 44 lbs. (20 kg)
Voltage 120 208 240 100 200 220 240
Amps 34.2 19.7 17.1 41.0 20.5 18.6 17.1
Model GRAH-96D
†
Watts: 4800 Shipping Weight: 52 lbs. (24 kg)
Voltage 120 208 240 100 200 220 240
Amps 40.0 23.1 20.0 48.0 24.0 21.8 20.0
Model GRAH-108D
†
Watts: 5000 Shipping Weight: 59 lbs. (27 kg)
Voltage 120 208 240 100 200 220 240
Amps 41.7 24.0 20.8 50.0 25.0 22.7 20.8
Model GRAH-120D
†*
Watts: 5600 Shipping Weight: 66 lbs. (30 kg)
Voltage 120 208 240 100 200 220 240
Amps --- 26.9 23.3 --- 28.0 25.5 23.3
Model GRAH-132D
†*
Watts: 6240 Shipping Weight: 73 lbs. (33 kg)
Voltage 120 208 240 100 200 220 240
Amps --- 30.0 26.0 --- 31.2 28.4 26.0
Model GRAH-144D
†*
Watts: 6900 Shipping Weight: 80 lbs. (36 kg)
Voltage 120 208 240 100 200 220 240
Amps --- 33.2 28.8 --- 34.5 31.4 28.8
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