ABB Relion 611 Series Installation Manual page 25

1MRS757452 D
611 series
Installation Manual
Requirements for installation:
• Panel cut-out of 165.5 × 161.5 mm
• Depth behind the panel 153 mm
A protection relay equipped with optical connections requires a
minimum depth of 180 mm. The allowed minimum bending radius
has to be checked from the optical cable manufacturer.
1. Loosen the four M5 fixing screws in the case to fit the case into the panel cut-out.
2. Mount the case to the panel cut-out.
B
A070581 V5 EN
Figure 7: Flush mounting a case into a panel cut-out
A 165.5 ±1 mm 1 M5 fixing screws
B 161.5 ±1 mm
3. Tighten the M5 (T25) screws.
A
Section 4
Mounting
1
1
17