Toshiba Tosvert VF-S15 Instruction Manual page 179

Industrial inverter (for 3-phase induction motors)
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2) Optional dynamic braking resistors
Optional dynamic braking resistors are listed below. All these resistors are 3%ED in operation rate
VFS15-2002PM, 2007PM
VFS15S-2002PL~2007PL
VFS15-2015PM, 2022PM
VFS15S-2015PL, 2022PL
VFS15-2037PM
VFS15-2055PM, 2075PM
VFS15-2110PM, 2150PM
VFS15-4004PL~4022PL
VFS15-4037PL
VFS15-4055PL, 4075PL
VFS15-4110PL, 4150PL
Note 1: The data in Rating above refer to the resultant resistance capacities (watts) and resultant resistance
Note 2: Braking resistors for frequent regenerative braking are optionally available. For more information,
6
Note 3: Type-form of "PBR-" indicates the thermal fuse". Type-form of "PBR7-" indicates the thermal fuse and
Note 4: The default setting values of parameter f308 (Dynamic braking resistance) and f309 (Dynamic
3) Minimum resistances of connectable braking resistors
The minimum allowable resistance values of the externally connectable braking resistors are listed in the
table below.
Do not connect braking resistors with smaller resultant resistances than the listed minimum allowable
resistance values.
Inverter rated
output capacity
Note: Be sure to set f308 (Dynamic braking resistance) at the resistance of the dynamic braking resistor
Inverter type
values (Ω).
contact your Toshiba distributor.
thermal relay.
braking resistor capacity) are applied to braking resistor option.
200V Class
Resistance
of standard
(kW)
option
0.2
200
0.4
200
0.75
200
1.5
75
2.2
75
3.7
40Ω
5.5
15Ω
7.5
15Ω
11
7.5Ω
15
7.5Ω
connected.
Braking resistor
Type-form
PBR-2007
120W-200
PBR-2022
120W-75
PBR-2037
120W-40
PBR7-004W015
440W-15
PBR7-008W7R5
880W-7.5
PBR-2007
120W-200
PBR-4037
120W-160
PBR7-004W060
440W-60
PBR7-008W030
880W-30
400V Class
Minimum
Resistance
allowable
of standard
resistance
option
resistance
-
55
55
200
55
200
44
200
33
200
16Ω
160
12Ω
60
12Ω
60
30
30
F-68
Continuous
Rating
regenerative braking
allowable capacity
90W
90W
90W
130W
270W
90W
90W
130W
270W
Minimum
allowable
-
114
114
67
67
54
43
28
16
16
E6581926

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