413 Market Street, Newark, NJ 07105 • Tel: 973-589-4876 • Fax: 973-589-6922 •
800-631-8830
CONTACT US
Thermostat Inquiry
Heating Element Inquiry
General Inquiry
ABOUT US
HOME
PRODUCTS
Thermostats
FM Series Cartridge
Industrial/Commercial
Miniature
Hermetically Sealed
Capillary
Heating Elements
Heet-O-Matic®
Heetgrid Utility
Tubular
Screw Plug
Immersion Heaters
309 55 Gallon Drum
L Shaped Tank Heater
Model 560
291 Bolt Hole
DM-170A Miniature Strip
Robotemp Controls/
Thermal Time Delay Relays
315 & 515 Robotemps
211
212
312 Pulsator
CONTACT US
Thermostat Inquiry
Heating Element Inquiry
General Inquiry
REFERENCE DATA
Ohm's Law
Amperage Conversions
3 Phase Delta & Wye
Wiring Diagrams
Conversion Formulas
Wattage Requirements
Maximizing Performance
Glossary of Terms
Disclaimer
Site Map
Amperage Conversions
Watts
Volts Single Phase
Volts 3 Phase
Balanced Load
120
240
480
240
480
100
150
200
250
300
0.83
1.25
1.67
2.08
2.50
0.42
0.63
0.83
1.04
1.25
0.21
0.31
0.42
0.52
0.63
0.24
0.36
0.49
0.61
0.73
0.13
0.18
0.25
0.30
0.37
350
400
450
500
600
2.92
3.33
3.75
4.17
5.00
1.46
1.67
1.88
2.08
2.50
0.73
0.84
0.93
1.04
1.25
0.85
0.97
1.10
1.20
1.45
0.43
0.49
0.55
0.60
0.73
700
750
800
900
1000
5.83
6.25
6.67
7.50
8.33
2.92
3.13
3.33
3.75
4.17
1.46
1.56
1.67
1.87
2.10
1.70
1.81
1.93
2.17
2.41
0.85
0.91
0.97
1.09
1.21
1100
1200
1250
1300
1400
9.17
10.0
10.4
10.8
11.7
4.58
5.00
5.21
5.42
5.83
2.30
2.51
2.61
2.71
2.91
2.65
2.90
3.10
3.13
3.38
1.33
1.45
1.55
1.57
1.69
1500
1600
1700
1750
1800
12.5
13.3
14.2
14.6
15.0
6.25
6.67
7.08
7.29
7.50
3.12
3.34
3.54
3.65
3.75
3.62
3.86
4.10
4.22
4.34
1.82
1.93
2.05
2.10
2.17
1900
2000
2200
2500
2750
15.8
16.7
18.3
20.8
23.0
7.92
8.33
9.17
10.4
11.5
3.96
4.17
4.59
5.21
5.73
4.58
4.82
5.30
6.10
6.63
2.29
2.41
2.65
3.05
3.32
3000
3500
4000
4500
5000
25.0
29.2
33.3
37.5
41.7
12.5
14.6
16.7
18.8
20.8
6.25
7.30
8.33
9.38
10.42
7.23
8.45
9.64
10.84
12.1
3.62
4.23
4.82
5.42
6.1
6000
7000
8000
9000
10000
50.0
58.3
66.7
75.0
83.3
25.0
29.2
33.3
37.5
41.7
12.50
14.59
16.67
18.75
20.85
14.50
16.9
19.3
21.7
24.1
7.25
8.5
9.65
10.85
12.1