ABB ACS880-34, Руководство по оборудованию

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234 Resistor braking
The ratings apply at an ambient temperature of 40 °C (104 °F).
Calculating the maximum allowed braking power for a custom duty cycle
The maximum allowed braking power for the customer braking cycle must meet both of
the conditions 1 and 2. below.
442A-3 2xSAFUR180F460 1,2 12000 60
2×2 (70 mm
2
)
287 430 167 250
505A-3 2xSAFUR180F460 1,2 12000 60
2×2 (70 mm
2
)
287 430 167 250
585A-3 2xSAFUR180F460 1,2 12000 60
2×2 (70 mm
2
)
287 430 167 250
650A-3 2xSAFUR180F460 1,2 12000 60
2×2 (70 mm
2
)
287 430 167 250
U
N
= 500 V
240A-5 2xSAFUR125F500 2 7200 192
2×2 (70 mm
2
)
239 111 138 36
260A-5 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
357 167 208 54
302A-5 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
357 167 208 54
361A-5 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
357 167 208 54
414A-5 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
357 167 208 54
460A-5 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
357 167 208 54
503A-5 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
357 167 208 54
U
N
= 690 V
142A-7 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
259 167 151 54
174A-7 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
259 167 151 54
210A-7 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
259 167 151 54
271A-7 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
259 167 151 54
330A-7 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
259 167 151 54
370A-7 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
259 167 151 54
430A-7 2xSAFUR200F500 1 10800 287
2×2 (70 mm
2
)
259 167 151 54
3AXD00000588487
U
N
Nominal voltage
R Resistance of specified resistors. This is also the minimum allowed resistance of the resistor
assembly.
P
br,cont
Maximum continuous braking power. The braking is considered continuous if the braking time
exceeds 30 seconds.
P
br
Braking power for the specified duty cycle
I
rms
rms current for the specified duty cycle
E
r
Energy pulse that the resistor withstands every 600 seconds
Drive
module type
ACS880-34- Brake resistor
type
Ratings Cable
(chopper–
resistor)
Duty cycle
(10/60 s)
Duty cycle
(1/5 min)
R E
r
P
br,cont
P
br
I
rms
P
br
I
rms
ohm kJ kW kW A kW A