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Installation Guide
In-back/Out-back Cooling Kit for FA11-FA12
iC7 Series Frequency Converters
1 Overview
1.1 Description
The in-back/out-back cooling kit fits FA11 and FA12 frequency converters mounted in Rittal TS8 cabinets with widths of 600 mm (24
in) or 800 mm (32 in). When the kit is installed, air flows into the lower back duct and out through the upper back duct of the fre-
quency converter. See
Illustration
1
2
3
Illustration 1: Direction of Airflow with Kit Installed
1
Top cover
2
Cabinet
3
Pedestal
1.2 Kit Numbers
Use these instructions with the following kits.
Table 1: In-back/Out-back Cooling Kits
Number
Kit description
176F4057
In-back/out-back cooling kit for FA11 frequency converter
176F4058
In-back/out-back cooling kit for FA12 frequency converter
Danfoss A/S © 2022.03
1.
4
5
6
4
Cooling back channel
5
Air flow direction
6
Bottom cover
AN361428862578en-000101 / 136R0249 | 1
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Summary of Contents for Danfoss 176F4057
- Page 1 Use these instructions with the following kits. Table 1: In-back/Out-back Cooling Kits Number Kit description 176F4057 In-back/out-back cooling kit for FA11 frequency converter 176F4058 In-back/out-back cooling kit for FA12 frequency converter Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249 | 1...
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Page 2: Items Supplied
Table 2: Items Supplied in In-back/Out-back Cooling Kits Item Quantity Top cover Top gasket Bottom cover Bottom gasket Back duct 6-hole gasket 8-hole gasket Clip-on nut M5x14 screw 8–10 M5x18 screw M6x12 screw 2 | Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249... -
Page 3: Installation
N O T I C E QUALIFIED PERSONNEL Only qualified, Danfoss authorized personnel are allowed to install the parts described in these installation instructions. Disassembly and reassembly of the frequency converter must be done in accordance with the service guide. -
Page 4: Installation Overview
This kit contains self-adhesive gaskets to ensure a proper seal between metal parts. Before affixing a gasket, check that the part matches the gasket and that no holes are covered. Illustration 2: Overview of In-back/Out-back Cooling Kit 4 | Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249... - Page 5 Drill 6 screw holes around each vent opening using the dimensions in the template. The holes must match the holes in the frequency converter and the inner flange of the back ducts. Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249 | 5...
- Page 6 326 (12.8) 347 (13.7) 1335 (52.6) 1357 (53.4) 1368 (53.9) 1513 (59.6) 1524 (60.0) 1545 (60.8) 1645 (64.7) Illustration 3: Vent Dimensions for Mounting Plate in 600 mm (24 in) Cabinet 6 | Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249...
- Page 7 Drill 8 screw holes (6 mm) around each vent opening using the dimensions in the template. The holes must match the holes in the frequency converter and in the outer flange of the back duct. Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249 | 7...
- Page 8 392 (15.4) 4X 394 (15.5) 405 (15.9) 1383 (54.4) 1394 (54.9) 1396 (55.0) 1590 (62.6) 1592 (62.7) 1603 (63.1) Illustration 5: Vent Dimensions for Backplate in 600 mm (24 in) Cabinet 8 | Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249...
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Page 9: Installing The Top Cover
Slide the edge of the top cover plate under the 3 loosened screws, positioning the plate over the vent in the top of the frequency converter. Secure the top cover plate with the M5x14 screws (T25) removed previously in step 3. Torque all screws to 2.3 Nm (20 in-lb). Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249 | 9... -
Page 10: Installing The Bottom Cover
Remove the paper backing from the bottom gasket. Adhere the gasket to the upper side of the bottom cover. Position the bottom cover and gasket over the opening at the lower end of the cooling channel. 10 | Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249... -
Page 11: Mounting The Frequency Converter
Slowly push the top of the frequency converter back against the mounting plate until the top 3 pem nuts line up with the holes in the frequency converter. Secure the top of the frequency converter using 3 M10 screws. Torque the 6 M10 screws to 19 Nm (170 in-lb). Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249 | 11... - Page 12 Adhere 1 gasket to the back and 1 to the front of the upper back duct outer flange. Repeat for the lower duct. Position each back duct in the hole created for it in the mounting plate and cabinet backplate. 12 | Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249...
- Page 13 Torque screws to 3.9 Nm (35 in-lb). Fasten the outer flanges of the back ducts with 16 M5x18 screws (T25), 8 screws in each duct. Torque screws to 2.3 Nm (20 in-lb). Danfoss A/S © 2022.03 AN361428862578en-000101 / 136R0249 | 13...
- Page 14 Danfoss reserves the right to alter its products without notice. This also applies to products ordered but not delivered provided that such alterations can be made without changes to form, fit or function of the product.
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