Product Overview

Technical Specifications
Vitodens 100-W B1HA, B1KA
Technical information subject to change without notice.
9450370-02 2018 Printed in USA
Viessmann Manufacturing
Company (U.S.), Inc
45 Access Road
Warwick, RI 02886
1-800-288-0667
viessmann.com
H
Dimensions
a ¼” - both sides
of the boiler
b 15 ¾”
c 2 ”
d 27 ½”
e 4 ”
f 6”
g 15 ¾”
h 5”
i 9 ” minimum
j 1 ”
k 7 ”
l 3 ”
m 2 ¼”
Vitodens 100-W, B1HA series and B1KA Combi boiler
Legend
A Condensate drain, plastic hose Ø 1 in.
B Boiler water supply, NPT
¾ in. (male thread)
C Gas connection, NPT
¾ in. (male thread)
D Boiler water return, NPT
¾ in. (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,
NPT
¾ in. (male thread)
- For B1KA combi, DHW, NPT
½ in. (male thread)
H - For B1HA series, DHW tank heating return,
NPT
¾ in. (male thread)
- For B1KA combi, DHW, NPT
½ in. (male thread)
I Opening for pressure relief valve
Model B1HA B1HA B1KA
Size 26, 94 35, 125 35, 125
Maximum input (NG) MBH 94 125 125
Minimum input (NG) MBH 21 21 21
NET AHRI Rating MBH 76 101 101
AFUE % 95 95 95
Dimensions
Depth inches 15.75 15.75 15.75
Width inches 15.75 15.75 15.75
Height inches 30.25 30.25 30.25
Weight lbs 79.4 79.4 90
Boiler water content
USG
1.02 1.02 1.02
Heat exchanger surface
ft
2
12.96 12.96 12.96
Maximum operating pressure
psig 45 45 45
Minimum gas supply pressure
Natural Gas “w.c. 4 4 4
LPG “w.c. 10 10 10
Boiler water temperature maximum
˚F 176 176 176
Adjustable high limit (AHL) range
space heating (steady state)
˚F 86-176 86 -176 86 -176
Boiler connections
Gas valve connection NPTM
¾ ¾ ¾
Boiler heating supply and return NPTM
¾ ¾ ¾
Vent connections
1
2-Pipe vent (PPS/CPVC)
2
Ø inches 2 2 2
2-Pipe intake (PPS/CPVC or PVC)
2
Ø inches 2 2 2
Coaxial Ø inches (mm) 2/4 (60/100) 2/4 (60/100) 2/4 (60/100)
Vitodens 100-W B1HA, B1KA
¹ For detailed information refer to the Vitodens Venting System Installation Instructions.
2
If using CPVC, order adapter number 7134769
Front view Side view Top view
S
Standard boiler equipment includes
n wall-mount boiler and installation fittings
c/w 30 psig relief valve
n pressure gauge
n gas shut-off valve
n two fill/drain valves
n all mounting hardware
n outdoor temperature sensor
n tank temperature sensor (B1HA)
n DHW 150 psi relief valve (B1KA)
n Vent lengths up to 200’
S
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 supply
BD Boiler drain
BF Boiler fill
GC Gas connection
PRV Pressure relief valve
PG Pressure gauge
VC Venting connection
TG Temperature gauge
* Field supplied