TAVRIDA ELECTRIC Rec15/25 Al1 5p, User Manual, Page: 44 / 136

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Installation operations are carried out by utility technical personnel and can be supervised by Tavrida electric
technical representatives. This chapter describes installation procedures and required equipment. For more
detailed information about the installation process contact a Tavrida electric technical representative.
Additionally, there is a walkthrough installation video available on Youtube:
https://www.youtube.com/watch?v=hkPAtRW8FkQ&
4.1 Required Equipment
1. Set of wrenches (8-24mm);
2. Set of screw drivers (+ and - );
3. Screw driver “-” 2.5x0.4 for WAGO terminals;
4. Diagonal pliers;
5. Power line connection provision:

Wires (preferable insulated) (6 pcs.);

Support insulators 3 pcs. (if required);

Cable lugs applicable for chosen connection wires and M12 bolt (6 pcs.);

Connection clamps (waterproof if insulated connection wires are used) (6 pcs.).
6. Hydraulic cable terminal lug manual clamp up to 240mm2;
7. Alcohol for insulation cleaning;
8. Crane or other lift for OSM and RC5_4 lifting.
4.2 Installation Procedure
WARNING!
This User Guide is offered as a guide only. It should be used in conjunction with the utility’s own
safety procedures. Before installation begins, all necessary precautions should be carried out.
OSM Installation 4.2.1
Before starting the OSM installation, make sure that:
The OSM main contacts are open,
The control cable is disconnected,
The OSM control cable socket cover is closed.
The mounting kit and surge arresters (depending on particular installation) should be installed according to
procedure described in the Handling and Installation guide.
The OSM installed on the mounting frame should be lifted as shown in Figure 33.
ATTENTION! The HV assembly lifting facilities should not come into contact with bushings, surge arresters
or auxiliary VT bushing extensions.
ATTENTION! When installing the HV assembly, make sure that the connection to the line is performed
according to the procedure described in the Handling and Installation guide.