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DBU4220B

DBU4220B


Product Id# DBU4220B


The showing price is slightly negotiable based on client’s interest, volume of order & long-term relationship between us.
In stock - 50 Units Delivery in WITHIN 3-4 Days

DBU4220B

Description

DBU4220B braking unit, commonly used in industrial motor drive systems:

General Overview
  • Model: DBU4220B
  • Type: Dynamic Braking Unit (Energy Dissipation Type)
  • Application: Used to dissipate regenerative energy during motor deceleration to prevent overvoltage on the DC bus
  • Voltage Class: DC630V–DC760V ±10%
  • Mounting: Vertical installation on a non-flammable, solid surface
Electrical Specifications
Parameter Value
Rated Braking Current 85 A
Peak Braking Current 300 A (max for 20 seconds)
Minimum Braking Resistance 3.2 
Chopper Voltage Range DC630–760 V ±10%
Response Time 1 ms
Protection Features Overheat, overcurrent, short circuit
Cooling Internal fan
Noise Filtering Built-in
Protection Class IP20


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