Viessmann Vitodens 100-W 125 Technical Data Manual Download Page 1

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Technical Data Manual

VITODENS



100-W

5784 566 - 10 03/2019

Vitodens 100-W

B1HA Series and B1KA Combi Boiler

Wall-Mounted, gas-fired condensing boilers

On demand domestic hot water with Combi

boiler

Heating input: 21 to 125 MBH

6.2 to 36.6 kW

Model Nos. and pricing: see Price List

Gas-Fired Wall-Mounted Condensing Boiler with modulating

stainless steel MatriX cylinder burner, stainless steel Inox-

Radial heat exchanger for room air independent operation

(using a direct vent system) or room air dependent operation.

B1KA comes equipped with an on demand hot water unit

providing reliable hot water without a DHW tank.

Summary of Contents for Vitodens 100-W 125

Page 1: ...put 21 to 125 MBH 6 2 to 36 6 kW Model Nos and pricing see Price List Gas Fired Wall Mounted Condensing Boiler with modulating stainless steel MatriX cylinder burner stainless steel Inox Radial heat e...

Page 2: ...t 1 meter Easy installation service and maintenance with all pipe connections located at the bottom and serviceable components including electrical connections easily accessible from the front Multipl...

Page 3: ...steel heat exchanger B Stainless steel MatriX cylinder burner C Burner blower D Gas and hydronic connections E Boiler control Standard Equipment Wall mount boiler and installation fittings c w 30 psi...

Page 4: ...L 1 02 3 88 1 02 3 88 1 02 3 88 Boiler max flow rate 4 GPM L h 6 2 1400 6 2 1400 6 2 1400 Max operating pressure max allowable working pressure at 210 F 99 C psig bar 45 3 45 3 45 3 Boiler water temp...

Page 5: ...m 2e 60 2e 60 2e 60 Combustion air supply coaxial connection 8 single outer in mm 4 100 2e 60 4 100 2e 60 4 100 2e 60 Noise level at 1 meter at full load at partial load dB dB 46 9 41 1 51 6 41 1 51 6...

Page 6: ...i 150 Test pressure psi 300 Integrated pump flow rate DHW production 23 ft 9 8 m Head pressure Heating system operation with system side additional drop in pressure of max 6 ft of water 1 8 m USG min...

Page 7: ...male thread E Combustion air opening for double pipe system F Combustion air opening for coaxial system G For B1HA series DHW tank heating supply For B1KA combi DHW H For B1HA series DHW tank heating...

Page 8: ...W B1HA series and B1KA Legend A DHW tank heating supply for B1HA boilers DHW for B1KA boiler B DHW tank heating return for B1HA boilers DCW for B1KA boiler BWR Boiler water return BWS Boiler water su...

Page 9: ...material or UL ULC listed CPVC gas vent material The zero inches vent clearance to combustibles for the Vitodens 100 W boiler supercedes the clearance to combustibles listing that appears on the speci...

Page 10: ...or minimum flow rate of the Vitodens 100 W boiler An alternative method may be used such as primary secondary piping using closely spaced tees A low loss header offers additional benefits not provided...

Page 11: ...max 130 W min 80 Built in pump Residual head Grundfos UPS15 78 three speed heating circuit DHW production pump for Vitodens 100 W B1HA 26 35 94 125 and B1KA 35 125 boilers in the factory setting the...

Page 12: ...HW requirement for a single family house 0 Central DHW requirement for a multi family house Decentralized DHW requirement for a multi family house Number of draw points One draw point 0 Several draw p...

Page 13: ...illustrates the changes in the outlet temperature subject to the flow rate at the tap If greater volume max flow rate through heat exchanger 3 7 GPM of water is required cold water needs to be mixed w...

Page 14: ...technical information on DHW storage tanks see the Vitocell Technical Data Manual Mounting Vitodens 100 W boiler Installation Boiler mounting bracket and frame 1 Attach the wall mounting bracket supp...

Page 15: ...of operation In some cases one granulate fill may last an entire year Contact Viessmann to order a neutralization unit for the Vitodens 100 W boiler See Viessmann Price List for order information The...

Page 16: ...ature External heat demand OpenTherm OT or OT input module 0 10VDC accessory Viessmann outdoor temperature sensor OTS field wiring OpenTherm OT field wiring Instantaneous DHW control B1KA The control...

Page 17: ...flow rate of your application Legend Vprimary Boiler circuit flow rate Vsecondary Heating circuit flow rate Vbypass Bypass flow rate Qprimary Heat supplied by boiler Qsecondary Heat consumed by system...

Page 18: ...iessmann NTC 10K ohms 77 F 25 C Outdoor Temperature Sensor OTS Sensor location North or northwest wall of building 80 to 100 in 2 to 2 5 m above ground or in case of a multi storey building approximat...

Page 19: ...a forced draft design The benefits of forced draft systems are lower component temperatures direct air fuel connection premix for improved mixing and longer service life of the boiler due to mild to m...

Page 20: ...se of a low loss header is recommended if the water flow rate is less than 1 7 GPM 400 L h or more than 6 2 GPM 1400 L h The low loss header is available as accessory part Maximum Flow Rates Ensure th...

Page 21: ...is available as accessory part DHW supply and return piping between boiler DHW connections and the Viessmann DHW tank connections shall be a minimum of 1 in nominal pipe diameter irrespective of the...

Page 22: ...than 1 7 GPM 400 L h or more than 6 2 GPM 1400 L h The low loss header is available as an accessory part DHW supply and return piping between boiler DHW connections and the Viessmann DHW tank connecti...

Page 23: ...al head for the heating system side is 4 3 ft of water column at the boiler maximum flow rate of 6 2 GPM System Layout 4 Model B1KA 35 125 Output MBH 117 t 30 F 17 C rise GPM L h 7 8 1772 35 F 19 5 C...

Page 24: ...F 17 C rise GPM L h 7 8 1772 35 F 19 5 C rise GPM L h 6 7 1522 40 F 22 C rise GPM L h 5 9 1328 Requires low loss header or closely spaced tees Legend AV Air vent PRV Pressure relief valve boiler DPRV...

Page 25: ...1328 Requires low loss header or closely spaced tees Legend AV Air vent PRV Pressure relief valve boiler DPRV Pressure relief valve DHW 150 psi WSE Water softener equipment DHW Domestic hot water DCW...

Page 26: ...cut off The Vitodens 100 boiler is certified with an internal flow switch sensor however a low water cut off may be required by local jurisdiction If required an approved type low water cut off devic...

Page 27: ...ifreeze content is 50 for the B1HA 26 35 94 125 and 30 for the B1KA 35 125 Do not use antifreeze other than specifically made for hot water heating systems The system may also contain components which...

Page 28: ...00 80 125 100 150 Maximum equivalent length ft m 82 25 98 30 118 36 Coaxial horizontally vented PP s Viessmann supplied Vent system diameter mm 60 100 80 125 100 150 Maximum equivalent length ft m 82...

Page 29: ...ied Flue gas CPVC and stainless steel field supplied PP s Viessmann supplied Vent system diameter in 2 3 4 Maximum equivalent length ft m 98 30 164 50 200 61 Combustion air CPVC PVC ABS and stainless...

Page 30: ...ft m 86 20 164 50 200 61 CPVC and stainless steel field supplied PP s Viessmann supplied Single pipe system room air dependant vertically vented Vent system diameter in 2 3 4 Maximum equivalent length...

Page 31: ...er in 80 flex 2 in comb 80 100 Maximum equivalent length ft m 65 20 123 37 150 46 Combustion air CPVC PVC ABS and stainless steel field supplied Flue gas PP s Viessmann supplied Flexible single pipe s...

Page 32: ...F 40 40 35 31 25 13 20 4 18 0 16 3 14 7 12 10 10 14 9 16 8 18 7 19 6 21 5 23 4 25 3 27 2 28 1 30 0 32 1 34 2 36 3 37 4 39 5 41 6 43 7 45 8 46 9 48 10 50 12 54 14 57 16 61 18 64 20 68 25 77 30 86 35 95...

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