LS ELECTRIC SV-iS7 Series, User Manual

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Peripheral Devices
92
5.1.3 Dynamic Braking Unit (DBU) and Resistor
Dynamic Braking Unit Specifications
UL form Type Voltage
Capacity of
applied motor
Braking unit
Reference-
Terminal
arrangement &
dimensions
UL type
Type A
(For resistance of
DB resistors,
refer to
5.1.6 DB
Resistors on page
102 .)
200 V
30 – 37 kW SV370DBU-2U
Group 1
45 – 55 kW SV550DBU-2U
75 kW SV370DBU-2U, 2Set
400 V
30 – 37 kW SV370DBU-4U
45 – 55 kW SV550DBU-4U
75 kW SV750DBU-4U
90 kW SV550DBU-4U, 2Set
110 – 132 kW SV750DBU-4U, 2Set
160 kW SV750DBU-4U, 3Set
Non UL
type
Type B
(For resistance of
DB resistors,
refer to the DB
Unit manual)
200 V 30 – 37 kW SV037DBH-2
Group 2
400 V
30 – 37 kW SV037DBH-4
45 – 55 kW,
75 kW
SV075DBH-4
SV075DB-4
Group 3
185
–
220 kW SV2200DB-4 Note 1)
Group 4
280
–
375 Kw
SV2200DB-4, 2Set
Type C
(For resistance of
DB resistors,
refer to the DB
Unit manual)
200 V
30 – 37 kW
LSLV0370DBU-2LN Group 5
LSLV0370DBU-2HN Group 6
45 – 55 kW,
75 kW
LSLV0750DBU-2LN Group 5
LSLV0750DBU-2HN Group 6
400 V
30 – 37 kW
LSLV0370DBU-4LN Group 5
LSLV0370DBU-4HN Group 6
45 – 55 kW,
75 kW
LSLV0750DBU-4LN Group 5
90 kW LSLV0900DBU-4HN Group 6