Eaton VR+ Series Instruction Book

Contents

8 Instruction Book IB182923EN September 2018 www.eaton.comAMH-4.76-VR+VR-Series+ Replacement Circuit BreakerSECTION 3: RECEIVING, HANDLING, ANDSTORAGEVR-Series+ circuit breakers are subjected to complete factoryproduction tests and inspection before being packed. They areshipped in packages designed to provide maximum protection to theequipment during shipment and storage and at the same time toprovide convenient handling. Accessories such as the maintenancetool, cell code plate, (if applicable) etc. are shipped with the breaker(Figure 3.1).3.1 RECEIVINGUntil the breaker is ready to be delivered to the switchgear sitefor installation, DO NOT remove it from the shipping crate. If thebreaker is to be placed in storage, maximum protection can beobtained by keeping it in its crate.Upon receipt of the equipment, inspect the crates for any signs ofdamage or rough handling. Open the crates carefully to avoid anydamage to the contents. Use a nail puller rather than a crow barwhen required.When opening the crates, be careful that any loose items orhardware are not discarded with the packing material. Check thecontents of each package against the packing list.Examine the breaker for any signs of shipping damage such asbroken, missing or loose hardware, damaged or deformed insulationand other components. File claims immediately with the carrier ifdamaged or loss is detected and notify the nearest Eaton’s ElectricalServices & Systems office.Tools and AccessoriesMainttnanct Tool / Manual Chargt Handlte: This tool is usedto manually charge the closing spring. One maintenance tool isprovided with each vacuum unit replacement breaker. (Style#94C9506G01)Racking Handlte: The racking handle is used to drive the rackingmechanism which moves the circuit breaker into and out of the cell.The original OEM racking handle will interface with the VR-Series+replacement breaker racking mechanism and is therefore notprovided as part of the vacuum replacement breaker. A replacementracking handle may be purchased directly from Eaton. (Style#5D11330G01)3.2 HANDLINGm WARNINGDO NOT USE ANY LIFTING DEVICE AS A PLATFORM FOR PERFORMINGMAINTENANCE, REPAIR OR ADJUSTMENT OF THE BREAKER OR FOROPENING, CLOSING THE CONTACTS OR CHARGING THE SPRINGS. THEBREAKER MAY SLIP OR FALL CAUSING SEVERE PERSONAL INJURY.ALWAYS PERFORM MAINTENANCE, REPAIR AND ADJUSTMENTS ON AWORKBENCH CAPABLE OF SUPPORTING THE BREAKER TYPE.VR-Series+ breaker shipping containers are designed to be handledeither by use of an overhead lifting device or by a fork lift truck. Ifcontainers must be skidded for any distance, it is preferable to useroller conveyors or individual pipe rollers.Once a breaker has been inspected for shipping damage, it is bestto return it to its original shipping crate until it is ready to be installedin the Metal-Clad Switchgear.When the breaker is ready for installation, a lifting harness inconjunction with an overhead lift or portable floor lift can be used tomove the breaker. If the breaker is to be lifted, position the liftingdevice over the breaker and insert the lifting harness hooks into thebreaker side lifting points and secure (lifting straps should have atleast a 1000lbs lift capacity over the approximate breaker weight). Besure the hooks are firmly attached before lifting the breaker. Stand asafe distance away from the breaker while lifting and moving.Figurt 3.1.a. Typical Manual Chargt HandltFigurt 3.1.b. Rotary Racking HandltFigurt 3.2. Lifting AMH-4.76-VR+