Viessmann WB1A007 Technical Data Manual

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5601 189 v1.1
Vitodens 100-W, WB1B Technical Data
Model WB1B 26 35
∆ t
Output Btu/h 83,000 108,000
30° F rise (GPM) 5.5 ---
35° F rise (GPM) 4.7 6.2
40° F rise (GPM) 4.2 5.4
Maximum Flow Rates
Vitodens 100-W, WB1B 10-26, 10-35 with...
-
CombiPLUS Kit
- low-loss header
- one heating circuit
Legend
AV Air vent
PRV Pressure relief valve (boiler)
PRV*Pressure relief valve (DHW 150 psi)
WSE Water softener equipment
A Vitodens 100-W gas-fired condensing boiler
B External boiler / system controller (field supplied)
C Heating circuit
D Heating circuit pump (field supplied)
E CombiPLUS
F LLH
G Expansion tank
Note: The use 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.
System Layout 5
Installation

Viessmann WB1A007 Specifications

General

Brand	Viessmann
Model	WB1A007
Category	Boiler
Language	English