
Implementing the Prevention of unexpected start-up
function
You can order the drive with a Prevention of unexpected start-up (POUS) function. The
POUS function disables the control voltage of the power semiconductors of the drive (inverter)
output stage. This prevents the drive from generating the torque required to rotate the motor.
POUS enables a short-time maintenance work (like cleaning) on the non-electrical parts of
the machinery without switching off and disconnecting the drive.
See the appropriate option manual for more information.
Manual code
(English)
User’s manual
Option
code
Prevention of unexpected start-up, with FSO-xx safety functions module
+Q950
Prevention of unexpected start-up, with safety relay
+Q957
Implementing an ATEX-certified motor thermal protection
With Q971, the drive provides ATEX-certified safe motor disconnection without
contactor using the drive Safe torque off function. To implement the thermal protection of
a motor in explosive atmosphere (Ex motor), you must also:
•
use an ATEX-certified Ex motor
•
order an ATEX-certified thermistor protection module for the drive (L537), or
acquire and install an ATEX-compliant protection relay
•
do the necessary connections.
For cabinet-built drives, an ATEX-certified motor thermal protection function is also available
(L513+Q971, or +L514+Q971). The drive is equipped with an ATEX-certified Safe
motor disconnection function and with ATEX-compliant protection relays for PTC or Pt100
temperature sensors.
For more information, see:
Manual code
(English)
User's manual
ATEX-certified Safe disconnection function, Ex II (2) GD for ACS880 drives (+Q971)
application guide
FPTC-02 ATEX-certified thermistor protection module, Ex II (2) GD (L537+Q971)
for ACS880 drives user's manual
ATEX-certified motor thermal protection functions for cabinet-built ACS880 drives (options
+L513+Q971 and +L514+Q971) user’s manual
Implementing the functions provided by the FSO safety
functions module
You can order the drive with an FSO-12 safety functions module (Q973) or FSO-21
safety functions module (Q972). An FSO module enables the implementation of
functions such as Safe brake control (SBC), Safe stop 1 (SS1), Safe stop emergency (SSE),
Safely limited speed (SLS) and Safe maximum speed (SMS).
Guidelines for planning the electrical installation 87
Содержание ACS880-37LC-0390A-7
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Страница 13: ...16 Resistor braking Further information Table of contents 13 ...
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Страница 70: ...70 Mechanical installation ...
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Страница 113: ...With FDPI 02 modules OPEN TERMINATED 1 1 2 2 OPEN TERMINATED 3 Electrical installation 113 11 ...
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Страница 148: ...a b c 148 Maintenance ...
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Страница 199: ... Dimension drawing examples ACS880 37LC 0390A 7 with main contactor Dimensions 199 ...
Страница 201: ...ACS880 37LC 1270A 7 with common motor terminal cubicle Dimensions 201 ...
Страница 202: ...ACS880 37LC 1940A 7 with common motor terminal cubicle 202 Dimensions ...
Страница 205: ...Location and size of input terminals Contact ABB for details Dimensions 205 ...
Страница 206: ... 100 kA input cubicle option F274 206 Dimensions ...
Страница 208: ...Inverter module cubicle with two R8i modules bottom cable exit 208 Dimensions ...
Страница 209: ...Inverter module cubicle with three R8i modules bottom cable exit Dimensions 209 ...
Страница 210: ...Brake chopper cubicle 210 Dimensions ...
Страница 211: ... Units with common motor terminal cubicle H359 Cubicle width 300 mm bottom cable exit Dimensions 211 ...
Страница 212: ...Cubicle width 300 mm top cable exit 212 Dimensions ...
Страница 213: ...Cubicle width 400 mm bottom cable exit Dimensions 213 ...
Страница 214: ...Cubicle width 400 mm top cable exit 214 Dimensions ...
Страница 215: ...Cubicle width 600 mm bottom cable exit Dimensions 215 ...
Страница 216: ...Cubicle width 600 mm top cable exit 216 Dimensions ...
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