About This Document
This instruction sheet provides detailed guidance on the installation, replacement, and maintenance procedures for S&C SMU-20 Fuse Units. It covers units designed for indoor distribution (Types SM-20, SML-20, SME-20) and outdoor distribution (Type SMD-20) applications.
The document emphasizes safety, outlining necessary precautions for qualified personnel and detailing the proper handling and inspection of these fuse units. It is essential to read and understand this guide before performing any work on the equipment.
Key Information
- Product Types Covered: SMU-20 Fuse Units for SM-20, SML-20, SME-20 (Indoor Distribution) and SMD-20 (Outdoor Distribution, 7.2 kV, 27 kV, 34.5 kV).
- Safety First: Strict adherence to safety warnings and procedures is paramount. Only qualified persons should perform installation and maintenance.
- Installation Guidance: Step-by-step instructions are provided for attaching end-fittings and silencers to the fuse units for various mounting types.
- Maintenance and Inspection: Details on inspecting the S&C Silencer's wear indicator and general guidelines for checking fuse units and mountings for corrosion and wear are included.
- Handling and Storage: Proper methods for storing and handling fuse units to prevent damage and ensure safety are described.
Resources
For the latest version of this publication and other product literature, please visit S&C's Product Literature page.
For assistance or additional copies of this instruction sheet, contact your nearest S&C Sales Office, S&C Authorized Distributor, S&C Headquarters, or S&C Electric Canada Ltd.
S&C Electric Company
