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PASCOR ATLANTIC DR7 Manual

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IB-DR7-A
May, 2012

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Summary of Contents for PASCOR ATLANTIC DR7

  • Page 1 IB-DR7-A May, 2012...

  • Page 2: Table Of Contents

    Contents Subject Page Receiving and Handling ..........Installation and Adjustment Step 1.
  • Page 3 If necessary, make Pascor Atlantic representative. adjustments or shim. Shims, leveling screws, and adjusting nuts are shown in Fig. 1 and are HANDLING explained in step 3.
  • Page 4 Fig. 4 Jaw Contacts generally do not require insulator stack Step 2—Assemble Insulators alignment. Where required, the insulator stacks In some cases, involving higher voltage of switches thru 242kV can be aligned using switches, the installer may choose to mount the open-end shims or leveling screws and/or switch bases on the structure before assembling adjusting nuts (Fig.
  • Page 5 without any noticeable difference. Refer to Note: The counterbalances are assembled at the factory for the mounting positions as required installation drawing for intended of preferred for each installation. If it is necessary to change positioning of jaw and blade end. the mounting position of the switch in the field, the counterbalance must be changed as well.
  • Page 6 the case, remove this projection. The other two Adjustable Clevis poles will regulate the blade travel on this unit. The multi-angle crank should be set so that it C onnecting Link forms an angle of approximately 45 degrees with Offset Bearing Rod an offset link in either switch position, closed or R otor Bearing open.
  • Page 7 Step 12—Install Operating Mechanism Two types of manual operating mechanisms • Swing-handle operator • Worm gear mechanism Fig 9. Operating Handle Lock Plate Step 10—Install Vertical Operating Pipe directly connected switch operating mechanism, attach vertical operating pipe to switch rotor bearing shaft. Or, In the case of offset- Fig.
  • Page 8 Swing Handle Operator Worm Gear Mechanism 1. With ground strap in place on vertical To install the swing handle operator: operating pipe, slide worm gear mechanism 1. With ground strap in place on vertical operating pipe, slide handle and handle lock over the vertical operating pipe and attach it plate over the end of the vertical operating to the structure.

  • Page 9: Terminal Connections

    adjusted after the switches are mounted and 2. Coat these now clean contact areas with a liberal amount of corrosion inhibitor such as adjusted. NO-OX-ID”A Special” or No. 2 EJC. Refer to arcing horn assembly drawing 3. Abrade the contact surface through the supplied with the order for detailed corrosion inhibitor again using the stiff wire information.

  • Page 10: Bearings

    A certain amount of care and inspection is recommended. The frequency of inspection In general, operating linkages require virtually depends upon atmospheric conditions and no maintenance. However, in contaminated frequency of operation. The service interval is atmospheres of where operation under sleet largely determined by the user.

  • Page 11: Renewal Parts

    RENEWAL PARTS Refer to the switch nameplate when ordering Table 2 Lubrication Guide for Outdoor Switch Components renewal parts. The nameplate is attached to the base assembly of each switch pole. The Qty. Req’d. for Type Lubricants Amount Part Name (6) Three-pole same data is shown on the record Recommended...