![background image](http://html.mh-extra.com/html/abb/ach480/ach480_hardware-manual_2507073.webp)
2)
Description
Term.
1)
Connection
Relay outputs
Aux. voltage 24 V DC, max. 250 mA
+24V
RO2C
RO2A
RO2B
RO3C
RO3A
RO3B
RO1C
RO1A
RO1B
+24 V
DGND
DCOM
+24 V
DGND
DCOM
Aux. voltage output common
DGND
Digital input common for all
DCOM
×
Damper control
250 V AC / 30 V DC, 2 A
Common
RO1C
×
Norm. closed
RO1A
×
Norm. open
RO1B
Running
250 V AC / 30 V DC, 2 A
Common
RO2C
Norm. closed
RO2A
Norm. open
RO2B
Fault (-1)
250 V AC / 30 V DC, 2 A
Common
RO3C
Norm. closed
RO3A
Norm. open
RO3B
Embedded EIA-485
Embedded fieldbus (EIA-485)
B+
B+
A-
DGND
A-
DGND
Termination switch. ON = on. 1 = off.
TERM
Safe torque off
×
Safe torque off.
Factory connection. Both circuits
must be closed for the drive to start.
SGND
OUT1
SGND
IN1
IN2
×
IN1
×
IN2
×
OUT1
Auxiliary voltage input/output
Aux. voltage 24 V DC, max. 250 mA
+24V
+24 V
DGND
DCOM
Aux. voltage output common
DGND
Digital input common for all
DCOM
1) Terminal size: 0.14 … 1.5 mm2 (26 … 16 AWG) Tightening torque: 0.5 … 0.6 N·m (4.4 … 5.3 lbf·in)
2) × = base unit, empty = RIIO-01 module
3) The sum output current from 24 V terminals of base unit and RIIO-01 module must not exceed 250 mA.
4) Drive output frequency:
Operation/Parameter
DI4
DI3
Set output frequency through AI1
0
0
28.26 Constant frequency 1
0
1
28.27 Constant frequency 2
1
0
28.28 Constant frequency 3
1
1
Electrical installation – IEC 73
Summary of Contents for ACH480
Page 1: ... ABB DRIVES FOR HVAC ACH480 drives Hardware manual ...
Page 2: ......
Page 4: ......
Page 14: ...14 ...
Page 22: ...22 ...
Page 28: ...28 ...
Page 38: ...38 ...
Page 44: ...44 ...
Page 60: ...60 ...
Page 86: ...86 ...
Page 110: ...110 ...
Page 114: ...114 ...
Page 122: ...122 ...
Page 156: ...Frame R1 Frame R1 front side IP20 UL open type 156 Dimension drawings ...
Page 157: ... Frame R1 bottom rear IP20 UL open type Dimension drawings 157 ...
Page 158: ... Frame R1 front side UL Type 1 kit installed 158 Dimension drawings ...
Page 159: ... Frame R1 bottom rear UL Type 1 kit installed Dimension drawings 159 ...
Page 160: ...Frame R2 Frame R2 front side IP20 UL open type 160 Dimension drawings ...
Page 161: ... Frame R2 bottom rear IP20 UL open type Dimension drawings 161 ...
Page 162: ... Frame R2 front side UL Type 1 kit installed 162 Dimension drawings ...
Page 163: ... Frame R2 bottom rear UL Type 1 kit installed Dimension drawings 163 ...
Page 164: ...Frame R3 Frame R3 front side IP20 UL open type 164 Dimension drawings ...
Page 165: ... Frame R3 bottom rear IP20 UL open type Dimension drawings 165 ...
Page 166: ... Frame R3 front side UL Type 1 kit installed 166 Dimension drawings ...
Page 167: ... Frame R3 bottom rear UL Type 1 kit installed Dimension drawings 167 ...
Page 168: ...Frame R4 Frame R4 front side IP20 UL open type 168 Dimension drawings ...
Page 169: ... Frame R4 bottom rear IP20 UL open type Dimension drawings 169 ...
Page 170: ... Frame R4 front side UL Type 1 kit installed 170 Dimension drawings ...
Page 171: ... Frame R4 bottom rear UL Type 1 kit installed Dimension drawings 171 ...
Page 172: ...172 ...
Page 180: ...180 ...
Page 198: ... Declaration of conformity 198 The Safe torque off function ...
Page 206: ...Dimensions 206 BIO 01 I O extension module ...
Page 212: ...Dimensions 3AXD50000031148 rev A 212 BREL 01 relay output extension module ...