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Brake unit FWI-BU3 series

Brake unit FWI-BU3 series

Product catalog summary
Overview: The document provides technical specifications and features of a braking unit designed for use in main control systems. It highlights the unit's capabilities, design, and operational conditions.
Key Features:
  • Double Absorption Circuit: Enhances the suppression of DV/DT, providing safer protection for the braking unit and frequency converter.
  • Anti-Interference Ability: Utilizes upgraded technology to minimize circuit wiring inductance, improving the unit's resistance to interference.
  • Overload Capacity: Incorporates imported components to increase the working junction temperature, enhancing overload capacity.
  • Humanized Design: Features spring screw connection technology for easier wiring and a compact design to save installation space.
Product Specifications:
  • Power Supply: Network voltage options include 3AC 220V, 380V, and 660V with a power frequency of 50Hz ±5Hz.
  • Control Characteristics: Includes dynamic voltage tracking with a response time of less than 1ms and hysteresis voltage under 10V.
  • Protection Functions: Offers overvoltage and overtemperature protection (above 85°C).
  • Display Settings: Displays power supply voltage, operating status, and fault status with steady or blinking running lights.
Environmental Conditions:
  • Operation Place: Must be free from direct sunlight, dust, corrosive gases, flammable gases, oil mist, water vapor, and salt.
  • Temperature Range: Operational temperature between -10°C and +45°C with excellent ventilation; storage temperature between -20°C and +60°C.
  • Humidity: Less than 90% RH without condensation.
  • Altitude: Less than 1000m, with derating required for higher altitudes.
  • Vibration: Less than 0.5g.
  • Cooling Mode: Forced air cooling.
  • Protection Grade: IP20.
Technical Data: The document includes a table listing various models of the braking unit, detailing voltage levels, power levels, current, minimum resistance, operating voltage, cable specifications, dimensions, and installation dimensions.
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Catalog excerpts

Brake unit FWI-BU3 series-1

Break unit Dimentions and Technical Data network voltage power supply power frequency service brake Dynamic voltage tracking response time hysteresis voltage protect function Over voltage, over temperature (higher than 85°C) protection malfunction output Relay contact output: capacity AC2503A status display Power supply voltage, operating status, fault status running lights The running indicator is steady on or blinking parameter enactment Action voltage setting, master/slave machine setting operation place The room is free from direct sunlight, dust, corrosive gas, flammable gas, oil mist, water vapor, water dropor salt, etc environmental temperature environmental temperature <1000m( If the value is greater than 1000m, derate the value by 1% for every 100m) storage temperature cooling mode protection grade control characteristic display settings 1. Strong overload capacity The core component adopts imported devices to improve the working junction temperature of the braking unit, so as to enhance the overload capacity of the braking unit. 2. Strong anti-interference ability Adopt upgraded new technology to minimize the inductance of circuit wiring, so as to improve the anti-interference ability of braking unit. Ÿ 3. Double absorption circuit The dual absorption circuit enables IGBT to more effectively suppress DV / DT, so as to provide safer protection for braking unit and frequency converter in main control system 4. Humanized design The panel adopts spring screw connection technology to make the wiring operation more convenient through the indicator light You can observe and understand the operation. The volume is more compact and beautiful, saving installation space. Voltage level(v) Power level(KW) Minimum Resistance(Ω) Operating voltage(V ) Install Dime nsion(mm)

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