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ACH550-UH User’s Manual
Technical data
1 Digital input impedance 1.5 k
. Maximum voltage for digital inputs is 30 V.
2 Default values depend on the macro used. Values specified are for the HVAC default macro. See
You can wire the digital input terminals in either a PNP or NPN configuration.
Serial communications
Terminals 28
…
32 provide RS485 serial communication connections used to control
or monitor the drive from a fieldbus controller. See
page
for details.
Efficiency
Approximately 98% at nominal power level.
Cooling
Air flow, 208…240 volt drives
The following table lists heat loss and air flow data for 208…240 volt drives.
Cooling Specifications
Method
Internal fan, flow direction from bottom to top.
Requirement
• R1…R6: Free space above and below ACH550 drive: 200 mm (8 in).
• R7/R8: Free space in front of enclosure: 152 mm (6 in).
• R7/R8: Free space above enclosure: None required for cooling.
• R7/R8: Free space at sides of enclosure: None required for cooling – ACH550
enclosures can be mounted side-by-side.
Additional free space recommendations
on page
.
Drive
Heat Loss
Air Flow
ACH550-xx-
Frame Size
W
BTU/Hr
m
3
/h
ft
3
/min
-04A6-2
R1
55
189
44
26
-06A6-2
R1
73
249
44
26
-07A5-2
R1
81
276
44
26
-012A-2
R1
116
404
44
26
-017A-2
R1
161
551
44
26
-024A-2
R2
227
776
88
52
-031A-2
R2
285
373
88
52
NPN connection (sink)
PNP connection (source)
10 +24V
11 GND
12 DCOM
13 DI1
14 DI2
15 DI3
16 DI4
17 DI5
18 DI6
10 +24V
11 GND
12 DCOM
13 DI1
14 DI2
15 DI3
16 DI4
17 DI5
18 DI6
X1
X1
Содержание ACH550-BCR
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