General Atomics Energy Products, a Division of General Atomics Electronic Systems   General Atomics Energy Products
 
HIGH ENERGY RESISTORS
 
High Energy Resistors

 
Wide Ribbon Folded Element

Rated
Energy
kJ
Maximum
Voltage
kV
Resistance
Range
Ohms
Rated
Power
Watts
Cross
Section
in x in
Length
in
10
40
.01 to 5
25
2 x 2
6
10
40
.01 to 10
50
4 x 4
6
20
80
.01 to 10
50
2 x 2
12
20
80
.01 to 20
100
4 x 4
12
25
60
.01 to 10
50
2 x 2
8
25
60
.01 to 10
50
2 x 4
8
30
120
.01 to 15
75
2 x 2
18
30
120
.01 to 30
150
4 x 4
18
40
160
.01 to 20
100
2 x 2
24
40
160
.01 to 40
200
4 x 4
24
50
40
.01 to 10
75
4 x 4
6
50
50
.01 to 5
100
2 x 4
7
50
200
.01 to 25
125
2 x 2
30
50
200
.01 to 50
250
4 x 4
30
100
80
.01 to 5
100
4 x 4
12
200
400
.01 to 40
300
2 x 4
48
250
80
.01 to 10
150
4 x 8
12
500
120
.01 to 15
250
4 x 12
18
High Energy Resistors

 
Narrow Ribbon Spiral Wound Element

Rated
Energy
kJ
Maximum
Voltage
kV
Resistance
Range
Ohms
Rated
Power
Watts
Cross
Section
in x in
Length
in
10
40
33-5,000
25
2 x 2
6
10
40
70-10,000
40
2 x 4
6
10
40
150-25,000
70
2 x 8
6
20
80
150-44,000
80
2 x 4
12
20
80
250-40,000
140
2 x 8
12
30
100
70-10,000
50
2 x 2
12
40
160
300-75,000
160
2 x 4
24
40
160
500-100,000
280
2 x 8
24
75
170
150-22,000
75
2 x 2
24
100
160
300-75,000
160
2 x 4
24
150
350
300-50,000
150
2 x 2
48
200
400
300-100,000
300
2 x 4
48
  • Low Inductance:  Typically a fraction of a microhenry. For example, a 50 kJ, 20 ohm resistor has an inductance of 150 nH.
     
  • Energy Ratings:  10 to 1,000 kJ (1 MJ)
     
  • Voltage Ratings Up to 500 kV
     
  • Resistance Values:  0.010 ohms to 100 kohms, ±10%  (±1% tolerances available upon request)
     
  • Temperature and voltage coefficients of resistance:  few hundred parts
    per million per °C
     
  • General Atomics Energy Products High Energy resistors consist of a resistive element housed in a robust frame constructed of metal end terminals separated by insulating angle bracket side rails. Standard resistors come in several basic cross sections, with lengths from 6 to 48 inches. The frame is designed to provide support for the resistor element and dimensional stability to the entire assembly.
     
  • The metal resistor element is a folded ribbon strip connected to both end plates. For high current and low resistance (below 50 ohms) applications, the element is a continuous, wide, flat strip of metal which is covered with insulation and folded, accordion style. For lower currents and high (above 50 ohms) resistance values, the element is a continuous, narrow metal ribbon, spiral wound around a flat insulator ribbon, which is folded accordion style.
     
  • General Atomics Energy Products resistor elements are generally a continuous metal winding with no welds or joints to cause electrical or mechanical failures.   The open case, folded element design effectively dissipates heat and allows for the use of forced air or oil cooling under severe conditions. When cooled by air or liquid flow, these resistors can be used for average power dissipation which is beyond the capability of other conventional resistors.
     
  • The materials used in the resistors have been carefully selected for their mechanical, electrical and thermal stability. The design of these resistors makes them suitable for many applications where organic resistors fail to perform.
     
  • General Atomics Energy Products High Energy resistors can be used in pulsed or continuous duty applications under high energy and high voltage conditions.
     
    Specifications are subject to change without prior notice.

 


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