ABB NAL Series User Manual

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MOUNTING AND OPERATION MANUAL INDOOR AIR SWITCH-DISCONNECTOR, NAL/NALF/VR

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53 Auxiliary switch mounted on NAL

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55 Auxiliary switch

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57 Auxiliary switch position

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54 Auxiliary switch mounted on NAL

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56 Auxiliary switch position

Default Chapter4
- Table of Contents4
Adjustment of the Hand Operating, Mechanism Type HE24
- K-Mechanism. Fig.3224
- A-Mechanism. Fig25
Hand Operating Mechanism NEMD26
Replacing the Mechanism on the Switch28
- Test Operation of A-Mechanism29
Mounting of Fuse-Base30
- Mounting of the Fuse Tripping. Fig31
- Fuse Tripping31
Mounting of Earthing Switch Type E32
Mounting the Shunt Release34
Mounting the Auxiliary Switch35
Motor Drive44
Service and Maintenance49
Replacement of Parts (12-24 Kv)54
Replacement of Insulators57
- Hollow Insulators with Arcing Chamber. Fig57
- Insulator for Fuse-Base and Quick Make Earthing Switch57
21.0 Replacement of Parts in NAL/VR 36 Kv58
22.0 Adjustment of Splined Shaft End for Earthing Switch61
Fig. 122- 12662
Shaft End for Earthing Switch.62
Liabilities62
Reference List of Fuses63
Environmental Declaration68
- 25.1 Environmental Certification Life Expectancy68
- End-Of-Life68

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Mounting And Operation Manual32 pages

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ABB NAL Series Specifications

General

Brand	ABB
Model	NAL Series
Category	Switch
Language	English

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