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OPERATOR'S MANUAL

Remote Maintenance Box, RMB

DEIF A/S · Frisenborgvej 33 · DK-7800 Skive

Tel.: +45 9614 9614 · Fax: +45 9614 9615

[email protected] · www.deif.com

Document no.: 4189340730C

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Summary of Contents for RMB

Page 1: ...OPERATOR S MANUAL Remote Maintenance Box RMB DEIF A S Frisenborgvej 33 DK 7800 Skive Tel 45 9614 9614 Fax 45 9614 9615 info deif com www deif com Document no 4189340730C ...

Page 2: ...g the Operator s manual 5 2 2 What you need 5 2 3 Check the installation and configuration 6 2 4 Configure the display views 6 2 5 Controller mode 6 2 6 Using multiple gensets 6 3 Operating procedure 3 1 Off 7 3 2 Start generator 8 3 3 Generator synchronisation 9 3 4 Deload mains 10 3 5 Island 11 3 6 Synchronisation to mains 12 3 7 Deload generator 14 3 8 Stop 15 OPERATOR S MANUAL 4189340730C UK P...

Page 3: ...f the hazardous live currents and voltages Do not touch any AC measurement inputs as this could lead to injury or death 1 3 Legal information and responsibility DEIF takes no responsibility for installation or operation of the genset s or the Remote Maintenance Box If there is any doubt about how to install or operate the genset the company responsible for the installation or the operation of the ...

Page 4: ...optimisation https www deif com support local office 1 6 Disclaimer DEIF A S reserves the right to change any of the contents of this document without prior notice The English version of this document always contains the most recent and up to date information about the product DEIF does not take responsibility for the accuracy of translations and translations might not be updated at the same time ...

Page 5: ... each genset must have Option G5 power management Option T4 RMB with multiple gensets 3 Heavy duty service cables to connect the genset s to the load 4 A Remote Maintenance Box 5 The RMB voltage measurement and data cables option J10 5 m option J11 25 m or option J12 50 m 6 Mains voltage measurement cables for the sockets on top of the RMB L1 L2 and L3 or L1 and N Each cable must have a shrouded s...

Page 6: ...ay views from the USW On the top bar select the icon for Configuration of the user views For a display view select a line Use the drop down menu on the right side to select the information to show The following information is useful during mains deloading Info Genset set point P ref actual 0kW Info Genset set point P ref current 0kW Info Genset set point Q ref current 0kvar For a high Q also see I...

Page 7: ...genset s to the busbar or transformer Connect the RMB cables data and voltage cables from the RMB to the first genset s RMB cable sockets In the first genset controller in Genset Mode parameter 6070 select Remote maintenance If there are additional gensets select Power management in the additional genset controllers CAUTION Make sure that all the cables are correctly mounted and properly tightened...

Page 8: ...1Q96 can be installed in the switchboard NOTE When all three phases are used to measure the voltage the AGC automatically runs a phase sequence check When measurement only uses one phase and neutral the AGC cannot do a phase sequence check Check the phase wiring Check that the phases are wired correctly For example if L1 is connected to L2 L2 to L3 and L3 to L1 the phase sequence will be correct b...

Page 9: ... make a dynamic synchronisation to the mains The synchronisation is shown on the display unit screen When the genset s are synchronised the controller s automatically close the generator breaker s When the first genset s generator breaker is closed the breaker LED 3 is green 4 The genset s run with a minimum of load while waiting for the next step NOTE The minimum load is adjusted in parameter 702...

Page 10: ...ivation For example if the power switch is activated up for 100 ms then the power set point is increased by 0 1 of the genset s nominal power 4 Measure the current flow from the mains using a hand held ammeter If required adjust the power factor to minimise the current 5 When the mains is deloaded the mains breaker can be opened or the fuses can be removed When the breaker is opened the fuses are ...

Page 11: ...ps any gensets that are not required NOTE During island operation the operator can change genset controller s to Semi mode if required Disconnecting the RMB When the genset s are running in island you can disconnect the Remote Maintenance Box without stopping the genset s Simply disconnect the RMB cables The genset s continue running in island mode When required again later make sure that the func...

Page 12: ...asurements 2 Check that each voltage measurement cable is connected to the right phase 3 Check that the phases are connected correctly and the phase sequence rotation 4 Switch the function selector to Synchronisation to mains Mode If the voltage measurement relay input is activated when the selector is turned to Synchronisation to mains the mode in all controllers is changed to Semi If the relay i...

Page 13: ...onnected on the Remote Maintenance Box You must connect the neutral of the generator and the transformer correctly so the common measurement point is the same See the RMB Designer s handbook for more information OPERATOR S MANUAL 4189340730C UK Page 13 of 15 ...

Page 14: ...ator does not change the mode in the controller s The mains is now reconnected and the genset s can be deloaded 1 Turn the function selector to Deload generator 2 The genset controller s automatically deload the genset s and open the generator breaker s OPERATOR S MANUAL 4189340730C UK Page 14 of 15 ...

Page 15: ...s The operator can stop the genset s by turning the function selector to Stop After the cooling down time the genset s stop automatically The RMB the RMB cables and the heavy duty service cables can now be disconnected All the equipment can be moved to the next maintenance job OPERATOR S MANUAL 4189340730C UK Page 15 of 15 ...

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