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Rockwell Automation Publication 150-QS003D-EN-P - November 2013 7
Chapter
2
Installation
Mounting Requirements
All units are fan cooled. It is important to locate the controller in a position that
allows air to flow vertically through the power module.
Table 1 - Mounting Requirements
Figure 1 - SMC-50 Mounting Protection
Table 2 - Minimum Enclosure Size for Short-Circuit Ratings➊
➊ Actual enclosure size is dependent on heat dissipation, duty cycle, ambient temperature, and external cooling
methods.
Enclosure Ratings
Standard Device Rating: IP00 (NEMA Open Type)
Minimum Required Enclosure: IP23 (NEMA Type 1)
Recommended Enclosure:
IP54 (NEMA Type 12)
See Table 2
for minimum enclosure size
SMC Surrounding Air Ambient
Temperature:
-20...+40 ºC (-4...104 ºF)
Orientation & Clearance
Mounting Orientation: Vertical ONLY
Minimum Clearance:
Horizontal 0 cm (0 in.)
Vertical 15 cm (6 in.)
Configuration
mm (in.)
Width Height Depth
150-SB…
Line/Wye 609.6 (24.0) 762.0 (30.0) 304.8 (12.0)
Inside-the-Delta 762.0 (30.0) 965.2 (38.0) 355.6 (14.0)
150-SC… All 762.0 (30.0) 965.2 (38.0) 355.6 (14.0)
150-SD… All 914.4 (36.0) 1295.4 (51.0) 355.6 (14.0)