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  1. Home > Product > Electric Drive > VFD Accessories > BU30 Series Brake Unit

BU30 Series Brake Unit

  • User-friendly with easy installation.
  • Designed with complete protection functions.
  • Featuring fast braking speed.
  • Reliable quality and competitive price.
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BU30 Series Brake Unit Overview

BU30 series brake unit is mainly used in large mechanical load occasions and occasions which require fast braking speed. It can consume the motor generated regenerative energy or feed it back to current. This product has a reliable quality, wide range of applications, modular structure and other advantages.

1. Simple and beautiful appearance, high protection, easy installation.
2. Convenient control part, flexible and adjustable, user-friendly.
3. Overheating and short circuit protection improves product reliability. It also has fault indication and fault signal output function what can feed back abnormal situation timely.
4. Three brake gear, high-precision design.

Parallel Control Scheme

Wiring diagram of multi-machine parallel operation.

main circuit wiring diagram

control circuit wiring diagram

Specifications

Power Supply
Busbar voltage T3:DC400V - DC900V
T6:DC600V - DC1300V
Control
Braking mode Automatic voltage tracking mode
Response time 1ms or less, there are multiple noise filtering algorithm
Operating voltage Braking voltage point can be set arbitrarily. For the setting method, see section 4.1 of user manual. Large deviation of this value is ± 10V
Hysteresis voltage Parameter can be adjusted, see section 4.1 of user manual
Protection function Overload, short circuit, over temperature
Parallel input Automatically identify whether it is parallel drive or not, no parameter settings
Parallel output Automatically identify whether it is parallel drive or not, no parameter settings
Display and Sets
Status display Power indication, operation indication and fault indication
Operation monitoring The bus voltage can be viewed via the keypad
Operation voltage setting BU30 products can be set by the keypad of VEICHI and other optional ones
Environment
Installation site Indoor, altitude should be less than 1000m (should be derated 10% with every 1000 meters altitude), no corrosive air or direct sunshine
Temperature -10 ～ +40℃, good ventilation
Humidity Below 90%RH (no condensation)
Vibration Below 0.5g
Installation Wall-mounted
Cooling Forced air cooling
Show more specifications Show less specifications

Downloads

File Name Type Language File Type Update Download
BU30 Brake Unit Manual v1.5 Manual English PDF 2022-04-26 icon-download 996KB

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