Siemens Argus 7SR21 - Section 3: Dimensions and Panel Fixings; Relay Dimensions and Weight; Figure 3.1-1 Overall Dimensions (MM) and Panel Drilling for Size E6 Epsilon Case; Figure 3.1-2 Overall Dimensions (MM) and Panel Drilling for Size E8 Epsilon Case

7SR21 & 7SR22 Argus Installation Guide
Section 3: Dimensions and Panel Fixings
3.1 Relay Dimensions and Weight
Relays are supplied in the modular size E6 or E8
The following drawing is available which gives panel cut-out and mounting details.
Figure 3.1-1 Overall Dimensions (mm) and panel Drilling for Size E6 Epsilon case (Typically 4.2 kg)
Figure 3.1-2 Overall Dimensions (mm) and Panel Drilling for Size E8 Epsilon Case (Typically 5.3 kg)
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