![background image](http://html.mh-extra.com/html/abb/ach480/ach480_hardware-manual_2507096.webp)
3. Make sure that the conduit is correctly grounded at the cable entry.
4. Strip the conductor ends and pull the conductors through the conduits.
5. Open the locking screw of the drive front cover and lift the front cover up.
6. Attach the residual voltage warning sticker in the local language to the drive.
7. Connect the conductors to the drive.
8. Connect the other ends of the conductors.
Connecting the control cables
Before you connect the control cables, make sure that all option modules are installed.
■
Default I/O connection diagrams (HVAC default)
The connection diagrams below are valid for the standard drive variant, that is, drive
equipped with the RIIO-01 I/O & EIA-485 module.
2)
Description
Term.
1)
Connection
Analog inputs and outputs
Signal cable shield (screen)
SCR
SCR
AI1
AGND
+10 V
AI2
AGND
AO1
AO2
AGND
1…10 kohm
Max. 500 ohm
Output frequency
: 0 … 10 V
AI1
Analog input circuit common
AGND
Reference voltage 10 V DC
+10V
Not configured
AI2
Analog input circuit common
AGND
Output frequency
: 0 … 20 mA
AO1
Motor current
: 0 … 20 mA
AO2
Analog output circuit common
AGND
96 Electrical installation – North America
Summary of Contents for ACH480
Page 1: ... ABB DRIVES FOR HVAC ACH480 drives Hardware manual ...
Page 2: ......
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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 ...