ACH550-PCR/PDR User’s Manual
3-31
Technical data
UL Type / NEMA 1 & 12, Floor mount enclosure mounting dimensions
Additional free space recommendations
In addition to the free space requirements for cooling shown in the ACH550-UH
User’s Manual (
), allow:
• 800 mm (31.5 in) in front of UL Type/NEMA 1&12 floor mount enclosures – room
for the cabinet door to swing open.
• 305 mm (12 in) above UL Type 12/NEMA 12 floor mount enclosures – room for
fan replacement.
Degrees of protection
Available enclosures:
• UL Type 1 (NEMA 1 / IP 21) enclosure. The site must be free of airborne dust,
corrosive gases or liquids, and conductive contaminants such as condensation,
carbon dust, and metallic particles.
• UL Type 12 (NEMA 12 / IP 54) enclosure. This enclosure provides protection from
airborne dust and light sprays or splashing water from all directions.
• UL Type 3R (NEMA 3R) enclosure. This enclosure provides protection from the
ingress of water (rain, sleet, or snow). The external formation of ice does not
damage this enclosure.
Plenum Rating: ACH550 drives have been evaluated in accordance with the
requirements of UL508, meets all of the requirements for plenum rated drives, and is
“Suitable for Installation in a Compartment Handling Conditioned Air”.
UL Type/ NEMA 1 & 12 – Dimensions for each Frame Size
Ref.
R7 & R8
Top View
mm
in
W
806
31.7
D
659
25.9
a
675
26.6
b
474.5
18.7
c
61
2.4
d
65.5
2.6
Mounting Hardware
11 mm
13/32
W
D
b
a
c
D
d
Содержание ACH550-BCR
Страница 4: ...iv Manual contents ...
Страница 5: ...ACH550 UH User s Manual 1 1 ACH550 UH HVAC Drives 1 550 HP User s Manual 2016 ABB All Rights Reserved ...
Страница 6: ......
Страница 12: ...1 8 ACH550 UH User s Manual Table of contents ...
Страница 36: ...1 32 ACH550 UH User s Manual Installation ...
Страница 70: ...1 66 ACH550 UH User s Manual Application macros ...
Страница 335: ...ACH550 UH User s Manual 1 331 Technical data ...
Страница 348: ......
Страница 382: ...2 36 ACH550 E Clipse Bypass User s Manual Start up ...
Страница 398: ...2 52 ACH550 E Clipse Bypass User s Manual Bypass functions overview ...
Страница 406: ...2 60 ACH550 E Clipse Bypass User s Manual Application macros ...
Страница 544: ...2 198 ACH550 E Clipse Bypass User s Manual Embedded fieldbus ...
Страница 584: ...2 238 ACH550 E Clipse Bypass User s Manual Diagnostics ...
Страница 608: ......
Страница 612: ...3 6 ACH550 UH User s Manual Table of contents ...
Страница 622: ...3 16 ACH550 PCR PDR User s Manual Installation ...
Страница 641: ......