Site hosted by Angelfire.com: Build your free website today!

RAMSON & SONS

Electrical & Electronics for Education, Industry & Research

Tubular Rheostats Ratings

 

 

Ramson Tubular Rheostats – Standard Sizes
 

Single Tube Rheostat – 12 Inches tube 

Current In Amps
Resistance in Ohms
0.2
2250
0.3
1820
0.4
1240
0.5
910
0.6
710
0.8
400
1.1
210
1.5
110
1.9
70
2.3
50
3.0
30
3.7
20
4.1
16
5.2
10
6.7
6
8
3
 
 
 

15 Inches Tube
Current in Amps
Resistance in Ohms
0.3
2430
0.5
1210
0.8
530
1.5
145
1.9
95
3.0
40
3.7
28
5.2
13
 
  
 

18 Inches Tube
Current in Amps
Resistance in Ohms
0.2
3600
0.4
2070
0.6
1180
1.1
350
1.5
185
2.3
85
3.7
35
4.1
26
6.7
10
8
5
 
 

 

 

Double Tube Rheostats

 

  15 Inches Tube

Current in Amps

Resistance in Ohms
0.3
4860
0.5
2420
0.8
1060
1.5
290
1.9
190
3.0
80
3.7
55
5.2
26
 
 
 

  18 Inches Tube

Current in Amps

Resistance in Ohms
0.2
7200
0.4
4140
0.6
2360
1.1
700
1.5
370
2.3
170
3.7
70
4.1
50
6.7
20
8
10
 
 

 


Four Tube Rheostats

 

 Current in Amps

Resistance in Ohms
 0.6
4720
1.1
1400
1.5
740
2.3
340
3.7
140
4.1
104
6.7
40
8
20
 
 
 

Current in Amps

Resistance in Ohms
1.2
1180
2.2
350
3
185
4.6
85
7.4
35
8.2
26
13.4
10
16
5
 
   
 

Current in Amps

Resistance in Ohms
2.4
295
4.4
88
6
46
9.2
21
14.8
9
16.4
6.5
26.8
2.5
32
1.2
 
 
Please send your comments/feedback to Ramson & Sons, chennai