Vertiv SmartRow DCR Скачать руководство пользователя страница 93

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1050 DEARBORN DRIVE

P.O. BOX 29186

COLUMBUS, OHIO 43229

REV#:

DRAWN BY:

CHECKED BY:

DATE:

ECN NUMBER:

SHEET NUMBER:

1 OF 2

REFERENCE DRAWING:

QUOTE NUMBER:

DRAWING NUMBER:

SMARTROW DCR

BLR

JST

4/25/2016

N/A

TITLE / DESCRIPTION

DCR-RACK-700

CUSTOMER / JOB

RACK, SERVER CABINET (700W)

CABLE MANAGEMENT

TOP PANEL PASSTHROUGH

WITH EDGE GUARD PROTECTION

SEALED FRONT PLEXIGLASS DOOR

SEALED REAR SOLID

SPLIT DOORS

TOP PANEL EXHAUST OPENING

CABLE PASS-THRU PANELS (2 PER SIDE) SHOWN

(FOR RACKS LOCATED IN -BETWEEN ROW)

SOLID PANELS USED IN RIGHT SIDE WHEN

RACK LOCATED AT RIGHT ROW END.

SOLID PANELS USED ON LEFT SIDE WHEN

RACK DEPLOYED AT LEFT ROW END.

NOTES:

1. ALL DIMENSIONS ARE IN MM (INCHES)

1.5mm(

0.06")

2. UNIT WEIGHT: 184.1 KG [405 LB]

3. WEIGHT CAPACITY: 1361 KG [3000 LB] STATIC LOAD

4. PACKAGE OF QTY (50) M6 SCREWS AND M6 CAGE NUTS INCLUDED.

PDU POWER CABLE SECURED

TO TOP PANEL WITH (2) VELCRO

SADDLES.

RACK ID TAG,

ROWLINE-UP LOCATION

(LEFT ROW END,

CENTER OF ROW,

OR RIGHT ROW END)

CUTOUT SHOWN FOR CLARITY

Содержание SmartRow DCR

Страница 1: ...SmartRow DCR 3 to 6 Rack 20 kW N N 1 and 5 to 10 Rack 36 kW N Cooling Units 60 Hz Installer User Guide...

Страница 2: ...any installation or operational issues with your product check the pertinent section of this manual to see if the issue can be resolved by following outlined procedures For additional assistance visi...

Страница 3: ...Set the DCR Control Panel and Fire Suppression System on the Base Plenum 28 4 6 Install the DCR Racks on the Base Plenums 29 4 7 Install the Top Plenum PDX PCW 33 4 8 Mounting the Top Plenums Rack 33...

Страница 4: ...onal Liebert iCOM Settings and Adjustments for SmartRow DCR Operation 57 6 3 Additional Settings for 20 kW 3 to 6 rack Systems N Cooling 1 PDX PCW one cooling unit on 58 6 4 Additional Settings for 20...

Страница 5: ...enance 77 11 2 Fire Detection and Suppression System Maintenance 77 11 3 UPSs and Rack PDUs Maintenance 77 12 Technical Data 78 12 1 Unit Dimensions Weights and Wiring Tables 78 12 2 Technical install...

Страница 6: ...Vertiv SmartRow DCR Installer User Guide 6...

Страница 7: ...product must be connected to and powered by suitable AC supplies rated in accordance with the unit s serial tag It must be properly grounded and protected by circuit breakers or fuses The SmartRowDCR...

Страница 8: ...s caution followed by important instructions Requests the user to consult the manual Indicates weight Equipment grounding conductor Bonded to ground Alternating current AC voltage Table 1 1 Glossary o...

Страница 9: ...Rack PDUs and optional rack mounted UPS units Cooling air is supplied by an integral Liebert PDX PCW and conveyed to the racks with bottom plenums Heated exhaust air from the racks returns to the Lieb...

Страница 10: ...and Fire Suppression System consists of the fire detection panel fire suppression system override timers load distribution center fire strobe horn and the power fire control interface Liebert PDX PCW...

Страница 11: ...se Plenum PDX PCW 8 DCR Top Plenum s Rack Table 2 1 SmartRow DCR Components 2 4 Liebert PDX PCW Notes Specially configured for SmartRow DCR applications Does not include reheat or humidifier Includes...

Страница 12: ...Vertiv SmartRow DCR Installer User Guide 12 This page intentionally left blank...

Страница 13: ...ed DCR Control Panel and Fire Suppression System Emergency Fans and powered equipment installed in the DCR racks For details about any component s requirements refer to that unit s user manual The Lie...

Страница 14: ...ing unit or 20 kW N 1 configuration two PDX PCW cooling units is capable of removing 20 kW of heat A SmartRow DCR 36 kW N configuration two PDX PCW cooling units can remove 36 kW of heat Exceeding tha...

Страница 15: ...quent instructions 4 1 1 SmartRow DCR with Single Liebert PDX PCW 20 kW N Configuration Refer to Figure 4 1 below components and follow the procedures in the subsequent sections to assemble the SmartR...

Страница 16: ...d of the row b Move the 2 Back draft Dampers on the left hand side of the plenum to the right hand side of the plenum as shown Figure 4 2 below c Move the 4 Hex stand offs from the left hand side of o...

Страница 17: ...see Figure 4 3 below This Top Plenum Rack without the stand offs is now the top plenum that will be positioned on the opposite end of the row with the cover plate installed on its right hand side 3 Co...

Страница 18: ...re suppression System 9 DCR Control panel Shell 5 DCR Base Plenum PDX PCW 4 2 Install the DCR Base Plenum PDX PCW First NOTE This Base Plenum for the PDX PCW must be installed first and positioning is...

Страница 19: ...PDX This will be installed on the last base plenum in the row 4 3 Assemble the DCR Base Plenums Rack The base plenum rack assembly supports the SmartRow DCR and distributes supply air to the DCR Racks...

Страница 20: ...r but do not tighten them at this time IMPORTANT Do not tighten any Nylock nuts at this time The Nylock nuts must remain loose to permit additional assembly steps 7 Apply gaskets to the remaining DCR...

Страница 21: ...horing is optional Hardware for this step is not included For further information contact your local Vertiv representative 4 4 Set the PDX PCW on the Base Plenum PDX PCW and Install Condensate Pump an...

Страница 22: ...and fire suppression system location To install the unit and pump 1 Ensure the front left and right sides of the PDX PCW are accessible by removing the panels of the unit 2 Remove the Condensate Pump...

Страница 23: ...Components Box ITEM NO DESCRIPTION QTY 17 Clamp hose wire 1 105 Ell 90 compression x compression 1 2 x 1 2 1 106 1 2 tube form 1 107 Bracket condensate pump 2 108 Screw self driller 8 18 x 1 2 6 109 B...

Страница 24: ...Condensate pump brackets and Liqui tect sensor installation locations NO DESCRIPTION 1 Position 1 2 Position 2 3 Position 3 6 Remove the condensate pump with the wire harness from the box 7 Position...

Страница 25: ...used Read all instructions before beginning WARNING Make sure that the Condensate Pump is laying on its side to ensure that the pump does not get cracked or damaged during the installation of the PDX...

Страница 26: ...rubber drain line on to the barbed end connection of the condensate pump See Figure 4 12 on the facing page for proper positioning 16 Re clamp the drain line to the drain line bracket referenced in s...

Страница 27: ...ate pump to the electric box and connect it to the condensate pump fuse block Figure 4 12 Condensate pump installation NO DESCRIPTION NO DESCRIPTION 1 1 2 in copper drain line 4 Rubber drain line 2 Co...

Страница 28: ...h Only properly trained and qualified personnel wearing appropriate safety headgear gloves shoes and glasses should attempt to move lift remove packaging from or prepare unit for installation Read all...

Страница 29: ...wide and one of the server racks 700 mm wide ship with both solid and cable pass through split side panels The remaining DCR server racks ship with cable pass through split side panels on both sides...

Страница 30: ...ION 1 Solid split side panel 4 Gasket field installed 2 Cable pass through split side panel 5 PDX PCW Control Panel and Fire suppression System 3 Cable pass through split side panels on both sides of...

Страница 31: ...ce next to the PDX PCW and Control Panel Fire suppression System shown in Figure 4 14 on the previous page or Figure 4 15 above 2 Apply the supplied gasketing to the rack s frame profile edge as shown...

Страница 32: ...ack to the control panel frame b Space the DCR Racks evenly and square with the side of each DCR Base Plenum Rack NOTE Take care not to damage the gasket when applying it and when setting the DCR Rack...

Страница 33: ...4 in 20 screws nuts and washers through the top plenum and into the 6 factory installed nut inserts in the Control Panel and Fire Suppression system 4 Secure the rear of the plenum to the PDX PCW usin...

Страница 34: ...e bottom edge of the two openings in the top plenum by pressing the guard onto the edge as shown in Figure 4 18 below Figure 4 18 Edge guard installation NO DESCRIPTION 1 Edge guard Vertiv SmartRow DC...

Страница 35: ...ide of the Top Plenum Rack faces the Top Plenum PDX PCW Figure 4 19 below Figure 4 19 Correct orientation of top plenum sections and required side gaskets NO DESCRIPTION 1 Side plate cover shipped loo...

Страница 36: ...R Top Plenum Rack for each DCR Rack 9 Attach the shipped loose side plate cover to the outside of the final top plenum in the row see Figure 4 19 on the previous page 4 9 Installing a Second PDX PCW 2...

Страница 37: ...sketing to the side of the DCR rack that is adjacent to the second PDX PCW if you have not already done so 6 Use pallet jacks or similar lifting devices to place the second PDX PCW on the secondary Ba...

Страница 38: ...rgency fans Supply Air Temperature Sensor For supply air temperature control 2T Sensor Sense temperature of each rack for load balancing Smoke Detector Senses combustion products in the return air to...

Страница 39: ...ubber grommet 3 3 pin return temperature thermostat connector cable P3 8 L5 20 receptacle 4 Smoke detector 9 3 pin emergency fan supply power connector receptacle from top plate of DCR Top Plenum PDX...

Страница 40: ...in the bottom right hand corner of the front of the PDX PCW unit and cut the wire ties securing it there The Supply Air Temperature Sensor is wired to the Liebert iCOM at the factory 2 Route the wirin...

Страница 41: ...ooling unit 9 DCR rack standard doors panels and partitions removed for clarity 5 Base plenum PDX PCW 4 10 6 Locate and Install 4 pin HVAC Fault Emergency Fan Control Thermal unit Shutdown Connector C...

Страница 42: ...the secondary DCR Top Plenum PDX PCW DCR A 401PDX locate the 30 ft extension cable with the 4 pin connector 3 Connect one end of the extension cable to the low voltage connector attached to the secon...

Страница 43: ...After the SmartRow DCR is operational and the heat loads have time to equalize check the temperature in each DCR Rack with the racks doors closed via the 2T sensors connected to the CANbus port on th...

Страница 44: ...1 Install the emergency fan assembly on the rack top plenums a Determine the orientation and position the cover plates on the top of plenum as shown in Figure 4 28 on the facing page b Refer to Figure...

Страница 45: ...ousing as shown in Figure 4 29 below Ensure that all fans are daisy chained to each other 4 Plug the emergency fan on the rack next to the PDX PCW into the receptacle on top of the Top Plenum PDX PCW...

Страница 46: ...grille of 1 5 ft2 0 14 m2 per rack will be required 4 13 2 Emergency fan Notes The emergency fan assembly for each rack will move nominally 1160 cfm 548 l s of air and are powered from the Control Pan...

Страница 47: ...nstalled 4 14 2 Routing Power Whips Route power whips on the front of the row 1 Locate the Rack PDU Circuit breaker in the Load distribution center Figure 4 31 on the next page 2 Identify the field su...

Страница 48: ...ssion system 4 14 3 Routing Network Cables Ethernet and Fiber optic NOTE Follow best practices for cable routing and management Refer to SL 11364 for further details Route the network cables on the re...

Страница 49: ...ough side panels a Route the cabling down through the cable entrance openings in the rack Top Panel Figure 4 33 on the next page b Then route the cables to the front of the racks where you can use the...

Страница 50: ...te cover from the primary Top Plenum PDX PCW to the outside of the top plenum at the end of the row Figure 4 33 Cable entrances in Top rack plenum looking down through the top surface rear door NO DES...

Страница 51: ...Figure 4 34 Factory supplied cable management fingers shown in the front of network rack NO DESCRIPTION 1 Cable management fingers Vertiv SmartRow DCR Installer User Guide 51...

Страница 52: ...Vertiv SmartRow DCR Installer User Guide 52 This page intentionally left blank...

Страница 53: ...ed inside the DCR Control Panel and Fire Suppression System requires connection to either a 120 208VAC 3 phase 5 wire connection or a 120 208VAC 1 Phase 4 wire connection depending on the phase of the...

Страница 54: ...ute input power from the load distribution center to each rack UPS as required 3 Once power is routed to the rack UPSs Rack PDUs can be installed and plugged in to distribute power to the rack equipme...

Страница 55: ...ions must be made on each cooling unit even if the units are networked because not all settings are shared These Settings are factory set but the this documentation illustrates how to set them if anyt...

Страница 56: ...larm Relay NO Once the critical threshold is surpassed the iCOM would generate an alarm and activate the emergency fans NOTE If a Warning occurs it is recorded in the Event Log 6 2 4 Control Cooling C...

Страница 57: ...licable to Chilled Water S249 Comp 1 Overload Enable Alarm Warning S251 Comp 1 High Pressure Enable Alarm Warning S253 Comp 1 Low Pressure Enable Alarm Warning S257 Dig Scroll 1 High Temp Enable Alarm...

Страница 58: ...itionally if the heat load temporarily exceeds the capacity of the SmartRow DCR s operating cooling unit the standby unit will be automatically started to assist When one cooling unit can again mainta...

Страница 59: ...f the return air temperature sensor 6 4 2 Prevent False High humidity Alarms Delaying the humidity alarm will prevent false high humidity alarms during a rotation of cooling units The humidity sensor...

Страница 60: ...andby Units 0 the fans in both Liebert PDX PCWs are always running S503 Rotation Frequency Every WED schedule at a convenient time see the Note that follows S504 Rotate at 09 00 schedule at a convenie...

Страница 61: ...tions systems protected by a clean fire suppression agent can be left with the UPS and HVAC systems operational at the discretion of the owner and local fire officials The DCR Control Panel and Fire S...

Страница 62: ...e system status LEDs 2B Control logic circuit breakers in On position 7 High temp reset button 3 Fire suppression control bypass timer 8 Emergency power off override timer 4 Fire suppression tank gaug...

Страница 63: ...er in the load panel can be wired to open as well Resetting emergency ventilation fans Push the High Temp Reset button after an event in which the fans have activated and lowered the return air temper...

Страница 64: ...Activation In the event that the EPO circuit is activated by the local EPO button on the SmartRow DCR or by a field supplied REPO button and the system is shut down the following steps must be taken...

Страница 65: ...ed UPSs you must manually restart the UPS s Refer to the corresponding procedure in the manual for the UPS to start up the UPS The Fire suppression System is protected from commercial power failures b...

Страница 66: ...Vertiv SmartRow DCR Installer User Guide 66 This page intentionally left blank...

Страница 67: ...in to the shutdown terminals b Are the Liebert PDX PCW units connected to the SmartRow DCR Thermal Unit Shutdown circuit P2 and if applicable P2R c Is there 120 V power supplied to your shunt trip ass...

Страница 68: ...ext to each depending on your application a Alarm ______ b Trouble ______ c Supervisory ______ 3 Is the separately shipped box see Figure 8 1 on the facing page that contains the following items on si...

Страница 69: ...r the tasks have been completed a local qualified service representative will conduct final fire suppression system commissioning and arming 1 Reach out to Flagship Fire inc at 941 723 7320 and reques...

Страница 70: ...Vertiv SmartRow DCR Installer User Guide 70 This page intentionally left blank...

Страница 71: ...disconnected and without the nozzle placed in the supply air stream The fire suppression system should be commissioned after the UPSs Rack PDUs and Liebert PDX PCW have been commissioned and are fully...

Страница 72: ...Vertiv SmartRow DCR Installer User Guide 72 This page intentionally left blank...

Страница 73: ...TROUBLESHOOTING Table 10 1 on the next page lists possible issues you could encounter when operating the SmartRow DCR and steps for resolution of the issues Vertiv SmartRow DCR Installer User Guide 7...

Страница 74: ...on 6 3 of the Fike SHP Pro Product Manual to identify the type of event triggering the alarm Call your local Fike fire suppression representative with the details regarding the event for proper suppor...

Страница 75: ...e heat load is reasonably distributed across all of the racks Validate that the SmartRow DCR iCOM control settings are entered as instructed in the SmartRow DCR See Liebert iCOM Controls Set up on pag...

Страница 76: ...Vertiv SmartRow DCR Installer User Guide 76 This page intentionally left blank...

Страница 77: ...NFPA 72 Maintenance shall be performed by a trained or authorized Fike representative Make sure that you consistently check the cylinder to ensure it remains properly charged The cylinder gauge must b...

Страница 78: ...ble 11 1 SmartRowDCR with a Single PDX PCW COMPONENT REFERENCE DIMENSIONS MM IN TOTAL SYSTEM WEIGHT KG LB EMPTY RACKS MAX RACK CAPACITY W3 3 RACK 3983 156 8 1980 4400 6030 13400 W4 4 RACK 4689 184 6 2...

Страница 79: ...47 50 1206 5 x 35 50 901 7 x 10 75 273 1 43 1092 x 51 1295 4 4 Unit Max DCR A 301 46 62 1184 3 x 34 50 876 3 x 10 5 266 7 47 50 1206 5 x 35 50 901 7 x 10 75 273 1 43 1092 x 51 1295 4 4 Unit Max DCR A...

Страница 80: ...ensate Piping Drain FIELD 14 Fire Control Panel Building Fire System FIELD 15 PDU Power Input Load center FIELD 16 EPO UPS or UTILITY FEED FIELD SECONDARY PDX PCW Redundant Higher Capacity Configurati...

Страница 81: ...ACK 800 DCR 800 mm wide cabinet DCR PD 3 SmartRow DCR power distribution 3PH DCR PD 3MBS SmartRow DCR power distribution 3PH with main circuit breaker and shunt trip assembly DCR PD 1 SmartRow DCR pow...

Страница 82: ...Vertiv SmartRow DCR Installer User Guide 82 This page intentionally left blank...

Страница 83: ...DCR3RACK20 3 RACK 20kW N SMARTROW DCR MAJOR COMPONENTS LIEBERT PDX SMARTROW DCR RACK TOP PLENUM WITH EMERGENCY FAN SMARTROW DCR RACK 42U x 700W x 1200D x2 SMARTROW DCR PDX TOP PLENUM SMARTROW DCR RACK...

Страница 84: ...DESCRIPTION CUSTOMER JOB BLR 1 JST 3 13 2017 DCR3RACK20 3 RACK 20kW N SMARTROW DCR DIMENSION WEIGHTS 2763 108 8 413 16 3 213 8 4 311 12 3 NOTES 2 ALL DIMENSIONS ARE IN mm INCHES u1 5mm u0 06 3 LEVELIN...

Страница 85: ...W N 1 36kW N SMARTROW DCR RACK TOP PLENUM WITH EMERGENCY FAN SMARTROW DCR RACK 42U x 700W x 1200D x5 SMARTROW DCR RACK 42U x 800W x 1200D x1 SMARTROW DCR RACK BASE PLENUM SUPPLY AIRFLOW MANUAL ADJUSTM...

Страница 86: ...CRIPTION CUSTOMER JOB BLR 1 JST 3 13 2017 DCR6RACK20P136 6 RACK 20kW N 1 36kW N 2763 108 8 413 16 3 213 8 4 311 12 3 NOTES 2 ALL DIMENSIONS ARE IN mm INCHES u1 5mm u0 06 3 LEVELING SHOWN FULLY RECESSE...

Страница 87: ...COOLING CONFIGURATION SHOWN FOR REFERENCE ONLY SMARTROW DCR ACCESS CONNECTIONS EMERGENCY FAN INPUT AIR ACCESS DAMPER RACK TOP PLENUM ACCESS COVERS FRONT REAR EMERGENCY FAN POSITIONING ORIENTATION PLAT...

Страница 88: ...A 3PH 5 WIRE 30 POLE RATED AT 120 208VAC 225A OR 1PH 4 WIRE 30 POLE RATED AT 120 208VAC 225A LOAD CENTER IS FACTORY SUPPLIED WITH 2 120 VAC 15A CIRCUIT BREAKERS SMARTROW DCR EMERGENCY POWER OFF OVERR...

Страница 89: ...4 POWER 208 1 PHASE 20A 1P RACK 5 POWER L3 208 1 PHASE L1 20A 1P RACK 6 POWER 208 1 PHASE 11 9 13 12 14 10 L2 L3 L1 L2 L3 L1 5 7 8 6 OPTION 3 4 120V 1 PHASE RACK CONNECTION 20A 1P 20A 1P RACK 2 POWER...

Страница 90: ...3 PHASE 20A 1P RACK 3 POWER L1 N 208 120VAC 20A 1P L2 L3 3 PHASE RACK 4 POWER L1 N 208 120VAC L2 L3 3 PHASE 20A 1P RACK 5 POWER L1 N 208 120VAC 20A 1P L2 L3 3 PHASE RACK 6 POWER L1 N 208 120VAC L2 L3...

Страница 91: ...L1 60Hz 1 125a 15A 1P CONTROL PANEL 1 2 TB1 REMOVE WIRES IF USING UPS OPTION L2 N G CHASSIS GROUND FIRE SUPPRESSION CONTROL SYSTEM H1 H2 CHASSIS GROUND INTERNAL BATTERY BACK UP 15A 1P 5 11 9 7 13 12...

Страница 92: ...R SHUNT TRIP TB1 LOCATED IN MAIN CONTROL PANEL 9 10 120VAC BREAKER SHUNT TRIP TB1 LOCATED UNDER PANELBOARD 1 2 CONTROL PANEL 1 2 TB1 CHASSIS GROUND FIRE SUPPRESSION CONTROL SYSTEM H1 H2 CHASSIS GROUND...

Страница 93: ...LIT DOORS TOP PANEL EXHAUST OPENING CABLE PASS THRU PANELS 2 PER SIDE SHOWN FOR RACKS LOCATED IN BETWEEN ROW SOLID PANELS USED IN RIGHT SIDE WHEN RACK LOCATED AT RIGHT ROW END SOLID PANELS USED ON LEF...

Страница 94: ...REAR SOLID SPLIT DOORS TOP PANEL EXHAUST OPENING CABLE PASS THRU PANELS 2 PER SIDE SHOWN FOR RACKS LOCATED IN BETWEEN ROW SOLID PANELS USED IN RIGHT SIDE WHEN RACK LOCATED AT RIGHT ROW END SOLID PANEL...

Страница 95: ...46 0 D C B A D C B A 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 DRAWING NUMBER SHEET 2 015 03 1 ANGULAR MATERIAL REV DIMENSIONAL TOLERANCES UNLESS OTHERWISE SPECIFIED INCHES SECONDARY MM PRIMARY FINISH TITLE DRA...

Страница 96: ...RT HVAC LVTB 37 3 4 YEL P2R P2R LEFT RIGHT FIRE CONTROL PANEL FC FIRE CONTROL 3 NO 4P 2 24 PANEL FC BYPASS TIMER MANUAL E3 54 E3 58 MEDIA RELEASE 13 14 BLU BLU 65 BLU 65B DC AUX RELAY 120MIN FC TM1 SP...

Страница 97: ...UMPER IF USED LOCAL EPO CONTACT 2 PUSHBUTTON REMOTE EPO CONTACT 2 REMOVE JUMPER IF USED TB2 24V TERMINAL LAYOUT CONTINUED SMOKE DETECTOR TOP PLENUM 3 4 5 9 10 14 TO P3 2 FC 4 3K EOL TO P3 1 FC TO P4 3...

Страница 98: ...ional and local wiring codes and regulations Note 4 Disconnect the wires from this breaker to TB1 in this configuration Utility Feed L1 L2 L3 N GND SmartRow DCR Control Interface 1 4 3 2 TB1 Control P...

Страница 99: ...e SmartRow DCR Installation Manual Note 3 Must be wired in accordance with national and local wiring codes and regulations Central UPS L1 L2 L3 N GND Optional Rack PDU 1 Optional Rack PDU 2 Optional R...

Страница 100: ...d Supplied Power Wiring ENP Supplied and installed Wiring Field Supplied Control Wiring See Note 2 See Note 2 ORD DOT Note 1 SmartRow DCR Control Panel Load Center 3 PH 5 Wire 208 120VAC 225A 30 Pole...

Страница 101: ......

Страница 102: ...logos referred to are trade names trademarks or registered trademarks of their respective owners While every precaution has been taken to ensure accuracyand completeness herein Vertiv Co assumes no r...

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