Page 513 - Wago_Rail-MountedTerminalBlockSystems_Volume1_2015_US.pdf
P. 513

Installation
                                                                                                                   13

                                                                                                                    511


























           Carrier with grounding foot, busbar parallel to the rail.  Insulated mounting carriers for a common shield reference potential, independent of
                                                                the housing potential.



























           U-shaped copper busbar 10 mm x 3 mm.                 Snap into any metal plate up to max. thickness 3 mm.





           Negative shield attenuation                          Hole dimensions for panel mounting

                   dB
                   0                                            Shield (screen)
                                                                                             4
                                                                                  X
                   - 10                                         clamping saddle size  <_      _>    >    <
                   - 20                                         Distance  X                                     max. 3  <_____
                   - 30                                         11 mm  9.5 mm             14
                   - 40                                         Distance  Y              <__   __>    2     <    >
                                                                19 mm  17.5 mm                           >         13
                   - 50
                                                                27 mm  25.5 mm
                                                                                      Y
                   - 60                                         43 mm  41.5 mm  <________   ________>
                      Admissible limiting value
                   - 70
                   - 80
                   - 90
                   -100
                     0,01   0,1     1      10    100
                                                 MHz
           Hole dimensions for panel mounting                   Additionally, the spring material is part of the clamping saddle, providing a good
           The WAGO shield connecting system is highly effective because the clamping unit   electrical connection (the system also acts as a partial strain relief). The spring ele-
           can be brought very close to the unshielded part of the cable.  ment integrated in the shield clamping saddle compensates deformation and settling
                                                                that results from a connected shield.
   508   509   510   511   512   513   514   515   516   517   518