Installation
52 9229 0025 176 0A
2019-08-05
• Fit the contact arms.
• Mount separating shells (if present, see “Mounting the system-side separating
shells” page 40).
• For contact arms (at rated normal current I
r
≤ 1250 A) with Ø 40 mm, insert con-
tact arm adapter in contact system:
- Grease contact fingers in the contact system with Molykote Longterm 2
- On the rear of the contact system, adjust the contact arm adapter with screw,
washers and nut
- Tighten contact arm adapter in the contact system using an open-end span-
ner
- Remove screw with washers and nut.
• Grease contact systems for contact arms with Ø 60 mm (without contact arm
Fig. 84 Fitting the contact arms (22) Fig. 85 For contact arms with Ø 40 mm, inserting the
contact arm adapter (22.2) on the rear
Fig. 86 Fixing contact systems with contact arm
adapter to contact arms with Ø 40 mm
Fig. 87 Fixing contact systems to contact arms with
Ø60mm
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