Degree Of Protection And Thermal Constant Of The Resistors - ABB ACS880-01 Hardware Manual

Drive type
ACS880-01-07A3-7
ACS880-01-09A8-7
ACS880-01-14A2-7
ACS880-01-018A-7
ACS880-01-022A-7
ACS880-01-026A-7
ACS880-01-035A-7
ACS880-01-042A-7
ACS880-01-049A-7
ACS880-01-061A-7
ACS880-01-084A-7
ACS880-01-098A-7
ACS880-01-119A-7
ACS880-01-142A-7
ACS880-01-174A-7
ACS880-01-210A-7
ACS880-01-271A-7
P Maximum continuous braking power. The braking is considered continuous if the
brcont
braking time exceeds 30 seconds.
R The minimum allowed resistance value of the brake resistor
min
R Resistance value for the listed resistor assembly
E Short energy pulse that the resistor assembly withstands every 400 seconds
R
P Continuous power (heat) dissipation of the resistor when placed correctly
Rcont
The rating apply at an ambient temperature of 40 °C (104 °F)


Degree of protection and thermal constant of the resistors

Resistor type
JBR-03
SACE
SAFUR

Terminals and cable lead-through data
See section Terminal and lead-through data for the power cables
Dimensions and weights of external resistors
Internal brake
chopper
P R
brcont min
kW ohm
6 18
8 18
11 18
17 18
23 18
28 18
33 18
45 18
45 18
55 13
65 13
90 8
110 8
132 6
160 6
200 4
200 4
Degree of protection
IP20
IP21
IP00
Example brake resistor(s)
Type
SACE08RE44
SACE08RE44
SACE08RE44
SACE15RE22
SACE15RE22
SACE15RE22
SACE15RE22
SACE15RE22
SACE15RE22
SACE15RE13
SACE15RE13
SAFUR90F575
SAFUR90F575
SAFUR80F500
SAFUR80F500
SAFUR125F500
SAFUR125F500
Thermal constant (s)
200
555
Resistor braking 257
R E P
R Rcont
ohm kJ kW
44 210 1
44 210 1
44 210 1
22 420 2
22 420 2
22 420 2
22 420 2
22 420 2
22 420 2
13 435 2
13 435 2
8 1800 4.5
8 1800 4.5
6 2400 6
6 2400 6
4 3600 9
4 3600 9
3AXD00000588487
on page 194.