SPECIFICATIONS
GRAL-XXD MODELS-
ELECTRICAL RATING CHART
Model GRAL-18D | Watts: 620 | Shipping Weight: 14 lbs. (6 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 5.2 | 3.4 | 3.1 | 6.2 | 3.7 | 2.8 | 2.6 |
Model GRAL-24D | Watts: 820 | Shipping Weight: 16 lbs. (7 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 6.8 | 4.4 | 3.9 | 8.2 | 4.7 | 3.7 | 3.4 |
Model GRAL-30D | Watts: 1020 | Shipping Weight: 19 lbs. (9 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 8.5 | 5.3 | 4.8 | 10.2 | 5.7 | 4.6 | 4.3 |
Model GRAL-36D | Watts: 1330 | Shipping Weight: 22 lbs. (10 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 11.1 | 7.0 | 6.3 | 13.3 | 7.6 | 6.0 | 5.5 |
Model GRAL-42D | Watts: 1530 | Shipping Weight: 25 lbs. (11 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 12.8 | 8.0 | 7.1 | 15.3 | 8.6 | 7.0 | 6.4 |
Model GRAL-48D | Watts: 1840 | Shipping Weight: 29 lbs. (13 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 15.3 | 9.7 | 8.7 | 18.4 | 10.4 | 8.4 | 7.7 |
Model GRAL-54D | Watts: 2090 | Shipping Weight: 33 lbs. (15 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | 17.4 | 10.9 | 9.7 | | 20.9 | 11.7 | 9.5 | 8.7 |
Model GRAL-60D | Watts: 2400 | Shipping Weight: 37 lbs. (17 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | 20.0 | 12.6 | 11.3 | | 24.0 | 12.9 | 10.9 | 10.0 |
Model GRAL-66D | Watts: 2620 | Shipping Weight: 40 lbs. (18 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 21.8 | 13.7 | 12.2 | 26.2 | 14.6 | 11.9 | 10.9 |
Model GRAL-72D | Watts: 2910 | Shipping Weight: 42 lbs. (19 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 24.3 | 15.3 | 13.6 | 29.1 | 16.4 | 13.2 | 12.1 |
Model GRAL-84D• | Watts: 3420 | Shipping Weight: 47 lbs. (21 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | 28.5 | 17.9 | 16.0 | | 34.2 | 19.2 | 15.5 | 14.3 |
Model GRAL-96D• | Watts: 3930 | Shipping Weight: 56 lbs. (25 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | 32.8 | 20.6 | 18.4 | | 39.3 | 22.1 | 17.9 | 16.4 |
Model GRAL-108D† | Watts: 4240 | Shipping Weight: 64 lbs. (29 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | 35.3 | 22.3 | 19.9 | | 42.4 | 23.9 | 19.3 | 17.7 |
Model GRAL-120D†* | Watts: 4800 | Shipping Weight: 72 lbs. (33 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | -- | 25.2 | 22.5 | --- | 27.0 | 21.8 | 20.0 |
Model GRAL-132D†*Watts: 5300 | Shipping Weight: 79 lbs. (36 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | --- | 27.8 | 24.8 | --- | 29.8 | 24.1 | 22.1 |
Model GRAL-144D†* | Watts: 5820 | Shipping Weight: 86 lbs. (39 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | --- | 30.5 | 27.3 | | --- | 32.7 | 26.5 | 24.3 |
| | | | | | | | |
GRAHL-XXD MODELS-
ELECTRICAL RATING CHART
Model GRAHL-18D | Watts: 820 | Shipping Weight: 14 lbs. (6 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 6.8 | 4.4 | 3.9 | 8.2 | 4.7 | 3.7 | 3.4 |
Model GRAHL-24D | Watts: 1120 | Shipping Weight: 16 lbs. (7 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 9.3 | 5.8 | 5.2 | 11.2 | 6.2 | 5.1 | 4.7 |
Model GRAHL-30D | Watts: 1440 | Shipping Weight: 19 lbs. (9 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 12.0 | 7.3 | 6.5 | 14.4 | 7.8 | 6.5 | 6.0 |
Model GRAHL-36D | Watts: 1780 | Shipping Weight: 22 lbs. (10 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 14.8 | 9.2 | 8.2 | 17.8 | 9.8 | 8.1 | 7.4 |
Model GRAHL-42D | Watts: 2080 | Shipping Weight: 25 lbs. (11 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 17.3 | 10.6 | 9.4 | 20.8 | 11.3 | 9.5 | 8.7 |
Model GRAHL-48D | Watts: 2440 | Shipping Weight: 29 lbs. (13 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 20.3 | 12.6 | 11.2 | 24.4 | 13.4 | 11.1 | 10.2 |
Model GRAHL-54D | Watts: 2740 | Shipping Weight: 33 lbs. (15 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | 22.8 | 14.0 | 12.4 | | 27.4 | 14.9 | 12.5 | 11.4 |
Model GRAHL-60D | Watts: 3100 | Shipping Weight: 37 lbs. (17 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | 25.8 | 16.0 | 14.2 | | 31.0 | 17.0 | 14.1 | 12.9 |
Model GRAHL-66D• | Watts: 3420 | Shipping Weight: 39 lbs. (18 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 28.5 | 17.5 | 15.5 | 34.2 | 18.6 | 15.5 | 14.3 |
Model GRAHL-72D• | Watts: 3810 | Shipping Weight: 42 lbs. (19 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | 31.8 | 19.6 | 17.4 | 38.1 | 20.9 | 17.3 | 15.9 |
Model GRAHL-84D† Watts: 4520 | Shipping Weight: 47 lbs. (21 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | 37.7 | 23.2 | 20.6 | | 45.2 | 24.7 | 20.5 | 18.8 |
Model GRAHL-96D† Watts: 5280 | Shipping Weight: 56 lbs. (25 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | 44.0 | 27.1 | 24.0 | | 52.8 | 28.8 | 24.0 | 22.0 |
Model GRAHL-108D†Watts: 5540 | Shipping Weight: 64 lbs. (29 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | 46.2 | 28.5 | 25.3 | | 55.4 | 30.4 | 25.2 | 23.1 |
Model GRAHL-120D†*Watts: 6200 | Shipping Weight: 72 lbs. (33 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | --- | 31.9 | 28.3 | --- | 34.0 | 28.2 | 25.8 |
Model GRAL-132D†* | Watts: 6900 | Shipping Weight: 79 lbs. (36 kg) |
Voltage | 120 | 120/208 | 120/240 | 100 | 100/200 | 220 | 240 |
Amps | --- | 35.5 | 31.5 | --- | 37.8 | 31.4 | 28.8 |
Model GRAL-144D†* | Watts: 7620 | Shipping Weight: 86 lbs. (39 kg) |
Voltage | 120 | 120/208 | 120/240 | | 100 | 100/200 | 220 | 240 |
Amps | --- | 39.2 | 34.8 | | --- | 41.7 | 34.6 | 31.8 |
| | | | | | | | |
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.
100 and 120 volt models may require additional switches, consult factory for applications.
†Glo-Ray models 108" through 144" and 100 and 120 volt models of GRAL-84 and GRAL-96 contain tandem (end-to-end) elements that may be individually controlled.
*Not available in 100 or 120 volts.
CE approved units for 220-230 volt utilize a 220 volt heating system; 230-240 CE units utilize a 240 volt heating system.
NOTE: GRAL & GRAHL Models that have multiple voltages listed, such as 120/208, 120/240 or 100/200, have multiple circuits. For example a 120/208 volt unit utilizes 120 volts for light circuit and 208 volts for the heat circuit(s). Consult Electrical Diagram supplied with the unit for specific information.
CAUTION - Strip Heaters with incandescent lights that require a circuit breaker larger than 20 amps must have a separate circuit breaker for the incandescent lights that is 20 amps or less.