SCHUNK WBL 85 Balfour Beatty, Руководство по эксплуатации и обслуживанию

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Adjustment Screw (1)
Cam Disc (4)
Lock Nut (2)
Screw Connection (3)
10.6 Adjustment Curve of Contact Pressure
The contact pressure should be nearly constant over the entire working range.
Instructions:
❑
Loosen the four screw connections (3).
❑
Calibration is done by means of adjustment screw (1) on the cam disc (4) of the
lower frame.
Adjustment through:
- Turns clockwise = contact pressure increases in the lower working range
- Turns counter clockwise = contact pressure decreases in the lower working range
Adjustment is required until curve of contact pressure is nearly constant over the entire
working range. Verification with spring balance or with the SCHUNK pantograph
contact pressure measuring gauge KM 11.
❑
Then tighten lock nuts and screw connections.
Adjustment Work
Single Arm Pantograph WBL 85 Balfour Beatty
Page 29 WBL 85-15kV