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Cascade System Guide

for use by Viessmann representatives

5285 280  v1.0   08/2011

Read and save these instructions

for future reference

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Multiple Vitodens Systems

IMPORTANT

for Vitodens 200-W, WB2B 80/105 Series Boilers

Summary of Contents for Multiple Vitodens Systems

Page 1: ... System Guide for use by Viessmann representatives 5285 280 v1 0 08 2011 Read and save these instructions for future reference Multiple Vitodens Systems IMPORTANT for Vitodens 200 W WB2B 80 105 Series Boilers ...

Page 2: ...h LLH 5 Standard 2x 2 Boiler Distribution Manifold with LLH 6 Boilers for Cascade System 7 Pumps per Boiler with the Manifold System 7 Control for Heating System Loop 8 Additional Mixing Valves 8 Venting Systems 8 Set up for Cascade System with External 0 10V Temperature Signal to the Boiler 9 Set up for Cascade System with Vitocontrol S 10 Heating Circuit Boiler Pumps 11 Vitocontrol S 1 High 1 Lo...

Page 3: ...iler pumps refer to page 11 A low loss header must be installed between the primary boiler circuit and secondary system circuit The LLH must be sized to accommodate the highest flow rate All supply and return pipes are field supplied Control options for cascade system not using LLDM Vitocontrol S WB2B cascade control For systems up to 4 boilers of the same size using KMK bus communication between ...

Page 4: ...nifolds All low loss distribution manifold packages include a LLH Standard 2 Boiler Distribution Manifold with Low Loss Header dimensions in mm front view shown Part No Z008 013 includes a 2 boiler distribution manifold a low loss header and the necessary mounting hardware Part No 7424 333 for manifold insulation order separately if required not shown Part No 7424 336 for LLH insulation order sepa...

Page 5: ... Manifold with Low Loss Header dimensions in mm front view shown Part No Z008 014 includes a 3 boiler distribution manifold a low loss header and the necessary mounting hardware Part No 7424 334 for 3 boiler manifold insulation order separately if required not shown Part No 7424 337 for LLH insulation order separately if required not shown ...

Page 6: ...Manifolds with Low Loss Header dimensions in mm front view shown Part No Z008 015 includes 2x 2 boiler distribution manifolds a low loss header and the necessary mounting hardware Part No 2x 7424 333 for 2 boiler manifold insulation order separately if required not shown Part No 7424 338 for LLH insulation order separately if required not shown ...

Page 7: ...ontroller The packages listed above include the following components WB2B Boiler Vitotronic boiler control Power pump module 30 psig relief valve Pressure gauge Gas shut off valve 2 fill drain valves Mounting hardware Optional components 45 psig relief valve PN 9549944 60 psig relief valve PN 9560183 System type With manifold WB2B 80 WB2B918 WB2B 105 WB2B919 System type With manifold WB2B 80 WB2B9...

Page 8: ...NIP Gateway External mixing valve controllers are required when controlling 3 or more mixing valve circuits use one Vitotronic 200 HK1M PN 7134627 in conjunction with the Vitocontrol S for each additional mixing valve circuit in the system Additional equipment required when installing a Vitotronic 200 HK1M are as follows 1 LON Connection cable 23 ft 7 m 7143495 1 LON Terminal end resistors 92 piec...

Page 9: ...iler connections to the pump power module and coding addresses that needs to be changed Coding changes for the Vitotronic 200 HO1 boiler No coding changes are required boiler control is capable of automatic recognition if the BMS system fails to recognize the Vitotronic 100 HO1 please refer to the Vitodens 200 WB2B Start up Service Manual ...

Page 10: ... to be changed Require coding changes for the Vitotronic 100 HC1 boiler control changes to be made in Coding 2 coding address 01 1 changed to 01 2 multiple boiler systems coding address 07 changed to 07 _ for each boiler in the cascade system coding address 76 0 changed to 76 2 with cascade communication module coding address 77 changed to 77 _ for each boiler in the cascade system ...

Page 11: ...IMPORTANT Heating Circuit Boiler Pumps Model WB2B 80 Flow rate Boiler pressure drop ft Recommended pump Grundfos 20º F r t 26 0 16 7 UPS 32 160 2 115V Speed1 25º F r t 20 8 9 2 UPS 26 99FC 115V Speed3 30º F r t 17 3 6 5 UPS 26 99FC 115V Speed2 35º F r t 14 9 4 8 UPS 26 99FC 115V Speed2 40º F r t 13 0 3 4 UPS 26 99FC 115V Speed2 Flow limitation L h GPM 8000 35 2 Model WB2B 105 Flow rate Boiler pres...

Page 12: ...o 1 DESCRIPTION 00 0 Boiler control connected to the cascade this automatically occurs if 01 2 has been programmed 01 2 Multi boiler system with cascade control 07 1 Boiler number in multi boiler system 2E 1 KM bus connection of power pump module automatically recognized 76 2 With cascade communication module automatic recognition 82 0 Operation with natural gas CODING FOR BOILER No 2 Boiler No 2 ...

Page 13: ...13 5285 280 v1 0Cascade System Guide Vitocontrol S 1 High 1 Low Temp Heating Circuit 1 DHW Tank continued Wiring ...

Page 14: ... No 1 DESCRIPTION 00 0 Boiler control connected to the cascade this automatically occurs if 01 2 has been programmed 01 2 Multi boiler system with cascade control 07 1 Boiler number in multi boiler system 2E 1 KM bus connection of power pump module automatically recognized 76 2 With cascade communication module automatic recognition 82 0 Operation with natural gas CODING FOR BOILER No 2 Boiler No ...

Page 15: ...15 5285 280 v1 0Cascade System Guide Vitocontrol S 1 High 2 Low Temp Heating Circuit 1 DHW Tank continued Wiring ...

Page 16: ... No 1 DESCRIPTION 00 0 Boiler control connected to the cascade this automatically occurs if 01 2 has been programmed 01 2 Multi boiler system with cascade control 07 1 Boiler number in multi boiler system 2E 1 KM bus connection of power pump module automatically recognized 76 2 With cascade communication module automatic recognition 82 0 Operation with natural gas CODING FOR BOILER No 2 Boiler No ...

Page 17: ...17 5285 280 v1 0Cascade System Guide Vitocontrol S 1 High 3 Low Temp Heating Circuit 1 DHW Tank continued Wiring ...

Page 18: ...ecognized automatically CODING FOR BOILER No 1 DESCRIPTION 00 0 Boiler control connected to the cascade this automatically occurs if 01 2 has been programmed 01 2 Multi boiler system with cascade control 07 1 Boiler number in multi boiler system 2E 1 KM bus connection of power pump module automatically recognized 76 2 With cascade communication module automatic recognition 82 0 Operation with natu...

Page 19: ...19 5285 280 v1 0Cascade System Guide Vitocontrol S 1 High 1 Low Temp Heating Circuit 1 DHW Tank External Snow Melt Wiring ...

Page 20: ... Viessmann Manufacturing Company U S Inc 45 Access Road Warwick Rhode Island 02886 USA 1 800 288 0667 Fax 401 732 0590 www viessmann us com info viessmann us com Viessmann Manufacturing Company Inc 750 McMurray Road Waterloo Ontario N2V 2G5 Canada 1 800 387 7373 Fax 519 885 0887 www viessmann ca info viessmann ca Cascade System Guide ...

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