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Electrical Rating Chart —
GRA-XXD Models
Model GRA-18D
Watts: 500
Voltage
120
208
240
Amps
4.2
2.4
2.1
Model GRA-24D
Watts: 700
Voltage
120
208
240
Amps
5.8
3.4
2.9
Model GRA-30D
Watts: 900
Voltage
120
208
240
Amps
7.5
4.3
3.8
Model GRA-36D
Watts: 1150
Voltage
120
208
240
Amps
9.6
5.5
4.8
Model GRA-42D
Watts: 1350
Voltage
120
208
240
Amps
11.3
6.5
5.6
Model GRA-48D
Watts: 1600
Voltage
120
208
240
Amps
13.3
7.7
6.7
Model GRA-54D
Watts: 1850
Voltage
120
208
240
Amps
15.4
8.9
7.7
Model GRA-60D
Watts: 2100
Voltage
120
208
240
Amps
17.5
10.1
8.8
•
Model GRA-66D
Watts: 2320
Voltage
120
208
240
Amps
19.3
11.2
9.7
•
Model GRA-72D
Watts: 2550
Voltage
120
208
240
Amps
21.3
12.3
10.6
†
Model GRA-84D
Watts: 3000
Voltage
120
208
240
Amps
25.0
14.4
12.5
†
Model GRA-96D
Watts: 3450
Voltage
120
208
240
Amps
28.8
16.6
14.4
Model GRA-108D
†
Watts: 3700
Voltage
120
208
240
Amps
30.8
17.8
15.4
Model GRA-120D
†*
Watts: 4200
Voltage
120
208
240
Amps
---
20.2
17.5
†*
Model GRA-132D
Watts: 4640
Voltage
120
208
240
Amps
---
22.3
19.3
†*
Model GRA-144D
Watts: 5100
Voltage
120
208
240
Amps
---
24.5
21.3
The shaded areas contain electrical information for 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 120 volt models of GRA-84D and GRA-96D contain tandem (end-to-end) elements that may
be individually controlled.
*
Not available in 100 or 120 volts.
Form No. GRM-0508
All manuals and user guides at all-guides.com
Shipping Weight: 14 lbs. (6 kg)
100
200
220
240
5.0
2.5
2.3
2.1
Shipping Weight: 16 lbs. (7 kg)
100
200
220
240
7.0
3.5
3.2
2.9
Shipping Weight: 18 lbs. (8 kg)
100
200
220
240
9.0
4.5
4.1
3.8
Shipping Weight: 21 lbs. (10 kg)
100
200
220
240
11.5
5.8
5.2
4.8
Shipping Weight: 24 lbs. (11 kg)
100
200
220
240
13.5
6.8
6.1
5.6
Shipping Weight: 27 lbs. (12 kg)
100
200
220
240
16.0
8.0
7.3
6.7
Shipping Weight: 30 lbs. (14 kg)
100
200
220
240
18.5
9.3
8.4
7.7
Shipping Weight: 34 lbs. (15 kg)
100
200
220
240
21.0
10.5
9.5
8.8
Shipping Weight: 37 lbs. (17 kg)
100
200
220
240
23.2
11.6
10.5
9.7
Shipping Weight: 41 lbs. (19 kg)
100
200
220
240
25.5
12.8
11.6
10.6
Shipping Weight: 44 lbs. (20 kg)
100
200
220
240
30.0
15.0
13.6
12.5
Shipping Weight: 52 lbs. (24 kg)
100
200
220
240
34.5
17.3
15.7
14.4
Shipping Weight: 59 lbs. (27 kg)
100
200
220
240
37.0
18.5
16.8
15.4
Shipping Weight: 66 lbs. (30 kg)
100
200
220
240
---
21.0
19.1
17.5
Shipping Weight: 73 lbs. (33 kg)
100
200
220
240
---
23.2
21.1
19.3
Shipping Weight: 80 lbs. (36 kg)
100
200
220
240
---
25.5
23.2
21.3
Electrical Rating Chart —
GRAH-XXD Models
Model GRAH-18D
Watts: 700
Voltage
120
208
240
Amps
5.8
3.4
2.9
Model GRAH-24D
Watts: 1000
Voltage
120
208
240
Amps
8.3
4.8
4.2
Model GRAH-30D
Watts: 1320
Voltage
120
208
240
Amps
11.0
6.3
5.5
Model GRAH-36D
Watts: 1600
Voltage
120
208
240
Amps
13.3
7.7
6.7
Model GRAH-42D
Watts: 1900
Voltage
120
208
240
Amps
15.8
9.1
7.9
Model GRAH-48D
Watts: 2200
Voltage
120
208
240
Amps
18.3
10.6
9.2
Model GRAH-54D
Watts: 2500
Voltage
120
208
240
Amps
20.8
12.0
10.4
Model GRAH-60D
Watts: 2800
Voltage
120
208
240
Amps
23.3
13.5
11.7
•
Model GRAH-66D
Watts: 3120
Voltage
120
208
240
Amps
26.0
15.0
13.0
•
Model GRAH-72D
Watts: 3450
Voltage
120
208
240
Amps
28.8
16.6
14.4
Model GRAH-84D
†
Watts: 4100
Voltage
120
208
240
Amps
34.2
19.7
17.1
Model GRAH-96D
†
Watts: 4800
Voltage
120
208
240
Amps
40.0
23.1
20.0
†
Model GRAH-108D
Watts: 5000
Voltage
120
208
240
Amps
41.7
24.0
20.8
†*
Model GRAH-120D
Watts: 5600
Voltage
120
208
240
Amps
---
26.9
23.3
†*
Model GRAH-132D
Watts: 6240
Voltage
120
208
240
Amps
---
30.0
26.0
Model GRAH-144D
†*
Watts: 6900
Voltage
120
208
240
Amps
---
33.2
28.8
7
SPECIFICATIONS
Shipping Weight: 14 lbs. (6 kg)
100
200
220
240
7.0
3.5
3.2
2.9
Shipping Weight: 16 lbs. (7 kg)
100
200
220
240
10.0
5.0
4.5
4.2
Shipping Weight: 18 lbs. (8 kg)
100
200
220
240
13.2
6.6
6.0
5.5
Shipping Weight: 21 lbs. (10 kg)
100
200
220
240
16.0
8.0
7.3
6.7
Shipping Weight: 24 lbs. (11 kg)
100
200
220
240
19.0
9.5
8.6
7.9
Shipping Weight: 27 lbs. (12 kg)
100
200
220
240
22.0
11.0
10.0
9.2
Shipping Weight: 30 lbs. (14 kg)
100
200
220
240
25.0
12.5
11.4
10.4
Shipping Weight: 34 lbs. (15 kg)
100
200
220
240
28.0
14.0
12.7
11.7
Shipping Weight: 37 lbs. (17 kg)
100
200
220
240
31.2
15.6
14.2
13.0
Shipping Weight: 41 lbs. (19 kg)
100
200
220
240
34.5
17.3
15.7
14.4
Shipping Weight: 44 lbs. (20 kg)
100
200
220
240
41.0
20.5
18.6
17.1
Shipping Weight: 52 lbs. (24 kg)
100
200
220
240
48.0
24.0
21.8
20.0
Shipping Weight: 59 lbs. (27 kg)
100
200
220
240
50.0
25.0
22.7
20.8
Shipping Weight: 66 lbs. (30 kg)
100
200
220
240
---
28.0
25.5
23.3
Shipping Weight: 73 lbs. (33 kg)
100
200
220
240
---
31.2
28.4
26.0
Shipping Weight: 80 lbs. (36 kg)
100
200
220
240
---
34.5
31.4
28.8
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