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HBL2360 frequent MOSFET failure
- shailesh.sule
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7 years 4 months ago #29531547
by shailesh.sule
HBL2360 frequent MOSFET failure was created by shailesh.sule
HBL2360 with electrical Vehicle having 2KW Motors.
Motors and Hall Sensor lead length 1.5 meters
48V Battery System. Battery Lead length 2 meters to VMOT.
Using Close loop Speed Mode with Short circuit protection; Stall Detection and
Amp limit=60A; Amp trigger = 40A; Amp trigger Delay 2000 msec with Amp trigger action to Emergency Stop(1,2) both motors.
Under No circumstances, the motor current reaches 75Amps from the log.
When the moving vehicle is tried to STOP forcefully for @ 5 seconds, the HBL2360 controller shows SHORT DETECTED, the maximum current is of the order of 50 to 60 for this duration.
When the troubleshooting is done, it is observed that couple of MOSFETS are blown.
I wonder if this controller is really capable of taking 75Amp current for 30 seconds or even 40Amps of continuous current.
Motors and Hall Sensor lead length 1.5 meters
48V Battery System. Battery Lead length 2 meters to VMOT.
Using Close loop Speed Mode with Short circuit protection; Stall Detection and
Amp limit=60A; Amp trigger = 40A; Amp trigger Delay 2000 msec with Amp trigger action to Emergency Stop(1,2) both motors.
Under No circumstances, the motor current reaches 75Amps from the log.
When the moving vehicle is tried to STOP forcefully for @ 5 seconds, the HBL2360 controller shows SHORT DETECTED, the maximum current is of the order of 50 to 60 for this duration.
When the troubleshooting is done, it is observed that couple of MOSFETS are blown.
I wonder if this controller is really capable of taking 75Amp current for 30 seconds or even 40Amps of continuous current.
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7 years 4 months ago #29531554
by niko
Replied by niko on topic HBL2360 frequent MOSFET failure
Hello,
usually this is caused to mis-aligned hall sensors. Please see the attached and make sure hall sensors are aligned properly.
usually this is caused to mis-aligned hall sensors. Please see the attached and make sure hall sensors are aligned properly.
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