Braking Resistor – ASQ ASQM ASZ ASZA series:
Applications:
Variable Frequency Drives – VFD,
Industrial machines and equipment, heating resistors and braking resistors
Snubber Resistor in Power Snubber Circuits
Pulse Energy Dissipation
Motion Control Systems
Crane and Elevator Controls
Wind Turbine Control Panels – charge controllers, dump/divert loads, brakes
Welding Equipment
Braking Resistor Characteristics:
ASQ : 60W – 120W
ASQM : 60W – 200W ( Low Profile Metal Clad Resistor )
ASZ : 40W – 15kW ( support customization up to 30kW )
ASZA : Braking Resistor Array with Power up to 20kW
ASZA consists of ASZ resistors in parallel / series
ASQN, ASQMN, ASZN : Low Inductance version is available
Dynamic Braking Resistor / Load Box with power up to 60kW.
The aluminium case protects the internal resistance element from the external mechanical force, humidity and dust.
Excellent pulse energy dissipation capacity
Durable and can withstand stronger vibration, moisture and solvent.
The thermocouple / thermal switch output can be as one of the control signals and trigger other circuit functions.
The low temperature coefficient improves heat conduction and heat convection
Support water resistant and outdoor application requirements, up to IP65
Support brake resistor with thermocouple or thermal switch built-in requirement.
Support dual-resistance values
Support precision Tolerance : +/-0.1% +/-0.5% +/-1% +/-5% +/-10%
Support high pulse current requirement
Support braking resistor with protective enclosure, cooling system and thermal switch
Support miniature size and low profile requirements
For low ohmic values, please state the resistance, working voltage, duty cycle and loading time or number of pulses per sec/min. Different voltages can cause different loading currents.
Braking Resistor Electrical Connection Options:
i) Electrical Lead Wires – support customization like length, type, and colour. The standard lead length is 100mm.
ii) Electrical Lead Wires with different connection terminals
iii) Busbar Terminals – for high pulse current applications
MFPR supports Braking Resistors with various specifications for different applications.
Similar circuit designs can have very different resistor electrical and mechanical profile requirements. Please feel free to send your application details to us for a resistor suggestion and quotation.
There are more resistor application suggestions on the Technical Consideration page.
Our average production lead time is about 1 – 2 weeks, depending on order quantity, material and production status.
Accept small, bulk quantity orders and PayPal.
Braking Resistor ASQ : 60W – 120W
Power Watt | Dimensions in mm +/-1mm | Resistance range ohm | |||||
A | B | C | D | E | F | ||
60W | 100 | 30 | 13 | 90 | 4.5 | 75 | 0.01 – 100k |
80W | 130 | 42 | 19 | 116 | 5 | 103 | 0.01 – 100k |
100W | 130 | 42 | 19 | 116 | 5 | 103 | 0.01 – 100k |
120W | 182 | 42 | 19 | 172 | 6 | 152 | 0.01 – 100k |
Low Profile Metal Clad Resistor ASQM : 60W – 200W
Support 5mm and 7mm thickness. For more details, please e-mail us.
Power Watt | Dimensions in mm +/-1mm | Resistance range ohm | ||||
A | B | C | D | E | ||
60W | 100 | 86 | 70 | 45 | 8 | 0.1 – 10k |
80W | 120 | 106 | 95 | 45 | 8 | 0.1 – 10k |
100W | 120 | 106 | 95 | 45 | 8 | 0.1 – 10k |
120W | 150 | 135 | 125 | 45 | 8 | 0.1 – 10k |
150W | 216 | 200 | 190 | 45 | 8 | 0.1 – 10k |
200W | 265 | 250 | 240 | 45 | 12 / 15 / 20 | 0.1 – 10k |
Braking Resistor ASZ : 40W – 1kW
Power Watt | Dimensions in mm +/-1mm | Resistance range ohm | ||||
A +/-2 | B +/-1 | C +/-1 | D +/-2 | E +/-2 | ||
40W | 90 | 40 | 20 | 75 | 60 | 0.01 – 100k |
60W | 100 / 115 | 40 | 20 | 100 | 85 | 0.01 – 100k |
80W | 130 / 140 | 40 | 20 | 125 | 115 | 0.01 – 100k |
100W | 140 | 40 | 20 | 125 | 115 | 0.01 – 100k |
120W | 165 / 185 | 40 | 20 | 170 | 155 | 0.01 – 100k |
150W | 185 | 40 | 20 | 170 | 155 | 0.01 – 100k |
200W | 165 | 60 | 30 | 150 | 130 | 0.01 – 100k |
250W | 165 | 60 | 30 | 150 | 130 | 0.01 – 100k |
300W | 215 | 60 | 30 | 200 | 180 | 0.01 – 100k |
400W | 245 / 265 | 60 | 30 | 250 | 230 | 0.01 – 100k |
500W | 285 / 335 | 60 | 30 | 320 | 300 | 0.01 – 100k |
600W | 300 / 335 | 60 | 30 | 320 | 300 | 0.01 – 100k |
800W | 335 / 365 | 60 | 30 | 350 | 330 | 0.01 – 100k |
1kW | 335 / 380 | 70 / 60 | 45 / 30 | 320 | 300 | 0.01 – 20k |
Resistor sizes might vary depending on the resistance and load current ratings.
Braking Resistor with Tab Terminals – ASZ : 1kW – 15kW
Power Watt |
Dimensions in mm |
Resistance range ohm |
||||
A +/-2 |
B +/-1 |
C +/-1 |
D +/-2 |
E +/-2 |
||
1kW |
335 / 380 |
70 / 60 |
45 / 30 |
320 |
300 |
0.01 – 20k |
1200W |
350 / 400 |
107 / 70 |
50 / 45 |
385 |
365 |
0.01 – 20k |
1500W |
350 / 450 |
107 / 70 |
50 / 45 |
335 / 435 |
315 / 415 |
0.01 – 20k |
2kW |
400 / 500 |
107 / 70 |
50 / 45 |
385 / 485 |
365 / 465 |
0.01 – 20k |
2500W |
450 / 550 |
107 / 70 |
50 / 45 |
435 / 535 |
415 / 515 |
0.01 – 20k |
3kW |
450 / 600 |
107 / 70 |
50 / 45 |
435 / 585 |
415 / 565 |
0.01 – 20k |
4kW |
500 / 525 / 550 |
128 / 129 / 107 |
41 / 41 / 50 |
– |
– |
0.01 – 10k |
5kW |
550 |
175 / 107 |
65 / 50 |
– |
– |
Customize |
8kW |
850 |
107 |
50 |
– |
– |
Customize |
15kW |
650 |
175 |
65 |
– |
– |
Customize |
Support customization up to 30kW
Resistor sizes might vary depending on the resistance and load current ratings.
Support miniature size and low profile requirements
Other similar resistors – the DDR, DQR, AHR, FDL, and EWR series.
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Please contact us for details.