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Chapter 7 - Options
7-28
7.6.3 DB (Dynamic Brake) Unit
1) DBU models
Inverter Applicable motor rating DB Unit Dimension
200V 11 ~ 15 kW SV150DBU-2
200V 18.5 ~ 22 kW SV220DBU-2
400V 11 ~ 15 kW SV150DBU-4
400V 18.5 ~ 22 kW SV220DBU-4
400V 30 ~ 37 kW SV370DBU-4U
400V 45 ~ 55 kW SV550DBU-4U
400V 75 kW SV750DBU-4U
See 4) Dimension
2) Terminal configuration
Terminal Description
G Grounding terminal
B2 Connect it to DB Resistor terminal B2
B1 Connect it to DB Resistor terminal B1
N Connect it to Inverter terminal N
P Connect it to Inverter terminal P
CM Common for Terminal OH
OH*
Overheat Trip Output Terminal
(Open Collector output : 20mA, 27V DC)
B2 B1 N P
CM
OH
G