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Voith DSG-B 113 Series, Installation And Operating Manual

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Installation and Operating Manual 

 

I/H Converter DSG-BXX113 

 

 

 

 

 

2019 / 02   

J.M. Voith SE & Co. KG │ Division Digital Ventures 

Page: 1 / 20 

918.3626018884 en 

D – 74564 Crailsheim 

Version: 3.3 

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 

I/H Converter 
 
Type DSG-BXX113 

 

 

Translation of the original version 

Installation and Operating Manual  

 

 
 
 
 

Version 3.3 

 
 

Summary of Contents for DSG-B 113 Series

Page 1: ...I H Converter Type DSG BXX113 Translation of the original version Installation and Operating Manual Version 3 3 ...

Page 2: ...This instruction manual describes the technical condition of the I H converter on delivery from 2019 02 Any modifications following the delivery are not considered in this operating manual ...

Page 3: ...ion 3 1 Design 3 2 Operating characteristics 4 Packing Storage and Transport 5 Installation 5 1 Mounting 5 2 Hydraulic connection 5 3 Electric connection 6 Commissioning 6 1 Test run 6 2 Parameter setting 7 Operation 7 1 Operation with manual operation knob 7 2 Operation with set signal 7 3 Trouble shooting and remedial action 8 Maintenance and Repair 9 Shutdown 10 Outline drawing with Wiring Diag...

Page 4: ... max 3 A for t 1 sec Setpoint input 0 4 20 mA input resistor approx 80 Ω with suppressor circuit Hydraulic data Input pressure Pin min 1 5 bar PA max for B05 B10 5 bar PA max for B30 Input pressure Pin max see table Pressure fluid mineral oil or hydraulic oil hardly combustible fluids on request Viscosity pressure fluid ISO VG 32 ISO VG 48 to DIN 51519 Temperature pressure fluid 10 C 70 C Oil puri...

Page 5: ...x PA max bar at setpoint 20 mA 3 5 3 5 7 5 10 10 30 Regul range approx PA min bar at setpoint 4 mA 0 1 5 0 3 0 5 3 1 5 0 2 0 6 0 5 0 18 The regulating range of PA min depends on the set pressure PA max The regulating range of PA min indicated above refers to the minimum adjustable pressure PA max Mechanical data Dimensions fitting see chapter 10 Hydraulic connection see chapter 10 Type depending i...

Page 6: ... refer to or indicate a dangerous situation 2 2 Proper use The I H converter serves to transform an electric set signal into a related hydraulic output pressure reduced to feed in pressure This allows for example adjusting control pistons at hydraulic cylinders which are used to position the valves of steam turbines 2 3 Important notes The following notes refer to the entire instruction manual and...

Page 7: ...ake sure to disconnect all electric connections prior to electrical weldings in the surrounding of the I H converter Environment protection During mounting dismounting or improper use of the I H converter pressure fluid may leak out Operating agent reaching the sewage system or open soil causes severe environmental damages Leaking pressure fluid has to be collected and deposited in accordance with...

Page 8: ...nty The terms and conditions mentioned in the General Conditions of Sale of J M Voith SE Co KG Division Digital Ventures Crailsheim are applicable Warranty claims are excluded if these are due to one or several of the following causes Improper transportation storage mounting set up commissioning and operation of the I H converter Not observing the safety instructions and guidelines included in thi...

Page 9: ...re 2 Tappet for power transmission PA Output signal pressure 3 X0 and X1 potentiometers 4 Manual operation knob T1 Tank return line 5 Electric connection T2 Tank return line with int leakage 6 Control housing FMag Magnetic force 7 Control piston with damping piston FHyd Hydraulic force 8 Cover FFed Spring force 9 Control spring ...

Page 10: ...t signal and thus FMag from this condition the control piston position changes and thus connects the output pressure PA to the feed pressure P and blocks PA towards the tank return line T1and T2 Now pressure PA will increase until the same has returned the control piston to the hydraulic center and PA corresponds to the new set signal The spring force FFed of the control spring generates a force o...

Page 11: ... will have to be taken In each specific case these precautions have to be agreed with J M Voith SE Co KG Division Digital Ventures Crailsheim The storage ambient conditions have to be within the limits as indicated in chapter 1 Transport Improper transport may cause personal injuries and damages to property Pack the I H converter in a way that prevents damages of housing and electric connection du...

Page 12: ...r position and dimensions of the connections Surface roughness of connecting flange Ra 1 6 µm Rmax 6 3 µm Only pressure less return of the operating medium through return line T2 to the tank ensures proper work of the I H converter In practise the tank lines for the connections T1 and T2 are joined together and laid downgrade towards the tank in one common pipe line Requirements to this pipe line ...

Page 13: ...il in a suitable container and deposit it properly Do not use fibrous or hardening sealing compounds such as e g hemp or mastic to seal the connections and screwings 5 3 Electric connection The electric system has to be connected by an electric expert in accordance with electrical engineering standards and legal regulations of the manufacturing country When connecting customer s lines avoid parall...

Page 14: ... connection and flow direction to and on the I H converter Check the electric connection Switch on oil supply system and check input pressure After waiting approx 5min switch on supply voltage 24VDC the waiting period is necessary for auto ventilation of the system during first commissioning and after longer standtstill periods The minimum input pressure has to be 1 5 bar more than the maximum out...

Page 15: ...order 7 Operation 7 1 Operation with manual knob Operation with manually controlled rotary knob is possible without electric energy On operation with manually actuated rotary knob uncontrolled stroke movements of the hydraulic components controlled by the I H converter output might occur due to the increase in the output signal pressure Manual operation is only possible when the circlip is removed...

Page 16: ...of stand still air inclusions in the hydraulic component may cause pressure variations Therefore when setting into operation again observe to first connect the input pressure and then after waiting five minutes the supply voltage This supports the auto ventilation of the system 2 Under load and in particular in case of higher output signal pressure low input pressure may lead to pressure variation...

Page 17: ...rts If the surfaces and guiding lines are damaged exchange the I H converter Should output pressure adjustment be possible with manual operation knob but not with the control magnet the control magnet VRM is defective 8 Maintenance and Repair For trouble free and reliable operation of the I H converter it is necessary to perform inspection maintenance and repair work in certain intervals Routine i...

Page 18: ...ghten if necessary the electric connections of the I H converter 9 Shutdown If the I H converter is switched off for reasons of repair inspection or unit shutdown switch off the oil supply system and relieve all pressure reservoirs if effective Switch off the 24 VDC supply voltage and remove the lines as well as piping and hose connections Doing so a considerable oil quantity may leak out Collect ...

Page 19: ...Installation and Operating Manual I H Converter DSG BXX113 10 Outline Drawing with Wiring Diagram Installation position B05 B07 and B10 vertical B30 vertical control magnet on top ...

Page 20: ...Installation and Operating Manual I H Converter DSG BXX113 11 Annex Flushing plate 43 8565 10 Adapter plate 43 9300 11 Connecting cable 91876100XX ...

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