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Summary of Contents for Siemens CMR
- Page 1 1 Safety Information 2 Ratings 3 Packing and Storage 4 Workshop Testing 5 Installation Procedure 6 Operation 7 Maintenance 8 Troubleshooting Compact Modular Recloser (CMR) Installation and Operation Manual siemens.com/compact-recloser...
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Page 2: Table Of Contents
Product liability ground connection Fault‑passage indication Product disposal Battery module Event data Troubleshooting attachment/fitting Single‑phase configuration Multi‑phase configuration Controller vs client phases 5.10 Recloser energisation 5.11 Recloser status check CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... -
Page 3: Safety Information
• Is trained in rendering first aid. equipment purchased. determine the nominal voltage of exposed live parts. Only Qualified Personnel who are familiar with this equipment should install or operate it. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... -
Page 4: Signal Words
A sustained excessive system voltage may lead to catastrophic failure of the Recloser that could result in death or serious injury. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... - Page 5 They are designed to be used as a minimum standard and can be adapted to suit additional local requirements. Should additional information be required to address issues not explained in this manual please contact your local Siemens Customer Service for further advice.
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Page 6: Standards
2.1 Standards 2.3 Switching ratings The Compact Recloser ratings shown in table 1 conform to the requirements The switching capabilities of the CMR depend upon voltage rating and the number of IEC 62771‑111 and IEEE Std C37.60. of phases as follows: Switch unit parameters Unit 1,2 &... -
Page 7: Voltage Ratings
2.4 Voltage ratings The CMR is available with the following voltage rating options: Successful deployment of the CMR requires that the correct model is selected to match the available line voltage of the network. If the available voltage is too low, then the batteries cannot be recharged. -
Page 8: Packing And Storage
Recommend minimum two‑person lift using handles provided in the packaging. configuration settings (if factory configured). Siemens recommends retaining the factory‑supplied packaging for storage and transportation to the installation site. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... - Page 9 D‑shackles and slings are now connected to the lifting mounts on top of the mounting bracket (see 5.2.1 and 5.3.2 for lifting instructions). The recloser can now be safely removed from the crate. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0...
- Page 10 Heavy object Stand clear when hoisting If the recloser is to be stored, Siemens recommends using the factory supplied packaging. The recloser should be stored indoors and off ground level. Conduct risk assessment and use lifting aids and proper lifting techniques.
- Page 11 This will cause unnecessary battery drain and could result in battery damage if left for long periods of time. Refer to section 7.2.1 for recharging instructions. DO NOT LEAVE BATTERY MODULE CONNECTED FOR STORAGE CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0...
- Page 12 HV testing. To avoid overstressing the insulation, it is recommended to measure the peak voltage and convert it to an rms value to determine the applied test voltage. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0...
- Page 13 High-potential tests employ hazardous voltages Will cause death and serious injury Follow safe procedures, exclude unnecessary personnel and use safety barriers. Keep away from the Compact Recloser during application of test voltages. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0...
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Page 14: Resistance Of Main Circuit
In this case, it is recommended to recharge or replace the battery cells, as per section 7.2.1 CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... -
Page 15: Operations Test
Do not store the Compact Recloser with the battery module connected. This will cause unnecessary battery drain and could result in battery damage if left for long periods of time. Refer to section 7.2.1 for recharging instructions. POSITION INDICATOR CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... -
Page 16: Installation Procedure
The cable may be bare or insulated. Water blocking is not required but can be utilised if necessary. The 400A cable clamp is only suitable for cable sizes in the range of 6 mm to 20 mm in diameter (>AWG #3). CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... -
Page 17: Single-Phase Mounting
Installation of surge arresters is recommended. ARRESTER WILDLIFE COMPACT GUARD RECLOSER General arrangement drawings and solid models show various installation options. For mounting options not covered in this manual, contact Siemens Customer Service. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... - Page 18 Stretch over the flange on the recloser housing to seat. D. Neatly coil the connection cables. Remove the M12 or ½" bolt from the load side of cross‑arm clamp. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0...
- Page 19 D. Fit the bolt, nut and washers into the open side of the clamp and screw finger tight. Remove the sling. Torque the two clamping bolts to 30 Nm/22 lbf‑ft. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0...
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Page 20: Multi-Phase Mounting
To ensure reliable self powering from line voltage the terminal above the operating handles MUST be connected to the source side of the line. Installation of surge arresters is recommended. POLE MOUNTING BRACKET CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... - Page 21 RECLOSER NOTICE General arrangement drawings and solid models show various installation options. For mounting options not covered in this manual, contact Siemens Customer Service. 5.3.1 Mounting configurations Applying excessive loads to the terminals when connecting cables may damage the recloser. Only tighten fasteners to the specified torque and support the Three different mounting configurations are available to be ordered and factory terminal to prevent loads from being transferred through the recloser’s housing.
- Page 22 Verify that the wildlife guard is gripping tight to the cable insulation and the flange on the recloser to avoid collecting water in the wildlife guard, resulting in corrosion of the terminals. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0...
- Page 23 Applying an excessive cantilever load on the multi‑phase Compact Recloser will damage the product. The maximum cantilever load is 50 kg (110 lbs). Do not pull on the Compact Recloser. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0...
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Page 24: Single-Phase Earth
• The earth/ground resistance must be less than 100 Ω. nut torqued to 40 Nm/30 lbf‑ft. Under regular operation, the leakage current flowing in the earth/ground wire is less than 4 mA. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... - Page 25 5.4.1 Surge-arrester installation While installing surge arresters is not mandatory for a Compact Recloser installation, it is good practice and recommended by Siemens. Surge arresters can be mounted on the lower cross‑arm clamp in the slotted holes available. The earth/ground of the surge arrester can be directly connected to the lower cross‑arm clamp earth/ground...
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Page 26: Multi-Phase Earth
A copper earth/ground wire of at least 16 mm /#6 AWG with a tin‑plated crimp lug is installed onto the bolt and held in place with a washer and nut torqued to 40 Nm/30 lbf‑ft. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... - Page 27 5.5.1 Surge-arrester installation Whilst installation of surge arresters is not mandatory for a Compact Recloser installation, it is good practice and recommended by Siemens. Surge arresters can be mounted on the tabs either side of the crossarm housing. The earth/ground of the surge arrester can be directly connected to the crossarm tabs earth/ground point of the recloser or a convenient point on the main recloser earth/ground wire.
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Page 28: Battery Module
C. Lift battery module into the air and insert it into the Compact Recloser. D. The attachment tool is then lowered, and the battery module remains in place. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... -
Page 29: Single-Phase Configuration
A Multi‑phase Compact Recloser must be configured by the user before installation C. The latching arms will catch on to or after installation wirelessly using the PC application “CMR Connect”. Refer to the mating feature in the housing Compact Recloser Configuration manual for further information. -
Page 30: Recloser Energisation
As a final check after installation, configuration and line energisation, it is possible to installed, the battery module fitted, and the recloser configured, it is ready connect to the Compact Recloser wirelessly using the PC Application “CMR Connect”. for energisation. -
Page 31: Operation
6.1 Automatic operation When in the closed state, the Compact Recloser will operate automatically to clear faults on the line as per the user‑configured settings. Refer to CMR Configuration manual for details on Compact Recloser configuration options. 6.2 Manual operating handle All Compact Recloser phases are fitted with at least one operating handle at the source side end of the recloser. -
Page 32: Non-Reclose/Hot Line
NOTICE Do not pull down on the manual operating handle with excessive force. The handle is fully operated when it is in the horizontal position. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... -
Page 33: Operations Counter
Only the controller pole of a multi‑phase recloser is fitted with an electromechanical counter mounted on the underside of the device adjacent to the position indicator. The counter increments each time a close operation occurs. Figure 28: Counter and LED CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... -
Page 34: Electrical Isolation
While in service, a local user can connect to the Compact Recloser wirelessly using the PC Application "CMR Connect". With this PC application, the user can check the status of the Compact Recloser, view last fault data and download the event log. -
Page 35: Maintenance
However, the batteries in the battery module can be removed and recharged using a standard benchtop charger suitable for 18650 Lithium‑ion battery cells. Alternatively, Siemens offers a battery desktop charger for recharging battery modules without removing cells (3AX1350‑1F). CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0... - Page 36 When the batteries are at end‑of‑life, the user can replace the battery cells in the battery module. The battery cells supplied by Siemens have been selected to achieve long life. Alternative battery types may be of incompatible chemistry or voltage and result Replacement batteries can be ordered from Siemens Customer Service using in poor life, poor performance or damage to the Compact Recloser.
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Page 37: Product Replacement
7.4 Spare parts To ensure the Compact Recloser operates reliably, spare parts must be NOTICE replaced only by trained and certified personnel. Siemens has a full list of spares and accessories available; please contact Siemens Customer Service for further information. -
Page 38: Product Liability
• The metal components can be recycled as mixed scrap, although wide‑ranging dismantling into sorted scrap and mixed scrap residues are more environmentally Refer to the FAQ page on the Siemens Outdoor Systems Data Management sustainable. Cloud site at https://sosdmc.siemens.cloud/ for the latest troubleshooting guide. - Page 39 Repeated 10 times on the requested phase. indication For overcurrent faults only the phase that caused the protection operation will blink. For earth fault and sensitive earth faults all phases will synchronously blink. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0...
- Page 40 8 Troubleshooting 8 Troubleshooting Refer to the FAQ page on the Siemens Outdoor Systems Data Management Cloud site at https://sosdmc.siemens.cloud/ for the latest troubleshooting guide. User access authentication required. CMR Installation and Operation Manual | Issue: July 2021, Revision 01.0...
- Page 41 ABN: 98 004 347 880 Manufacturing Facility Siemens Ltd. 2‑4 Union Circuit Yatala QLD 4207 Email: fusesaver.au@siemens.com All rights reserved. Trademarks mentioned in this document are the property of Siemens AG, its affiliates, or their respective owners. Subject to change without prior notice.
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