Viessmann Vitodens 200 WB2 8-32 User Manual

Vitodens 200, WB2-24C/24/32 Vitodens 200, WB2-44/60
(with preinstalled vent pipe adaptor)
VITODENS 200
Gas-fired wall-mounted condensing boiler
25 to 230 MBH/7 to 67 kW
Vitodens 200
WB2 Series
Gas-Fired Wall-Mounted Condensing Boiler
with modulating MatriX-compact gas burner
for room air independent operation
(using a direct vent system)
For Natural Gas and Liquid Propane
Heating input NG 25 to 230 MBH
7to 67kW
Heating input LP 25 to 214 MBH
7to 63kW
Technical Data Manual
Model Nos. and pricing: see Price List
5167 472 v2.0 11/2002

Viessmann Vitodens 200 WB2 8-32 Specifications

General

Brand	Viessmann
Model	Vitodens 200 WB2 8-32
Category	Boiler
Language	English

Summary

Product Information

Vitodens 200 Overview

High-quality condensing boiler with advanced technology and efficient operation.

Technical Data

Model Specifications (NG/LP)

Input/output ratings, heat exchanger surface area for gas models.

Operating Parameters and Physical Data

Gas pressure, AFUE, power, weight, water content, flow rates.

Waterside Flow Characteristics

Information on primary circuit flow and pressure drop.

Typical System Flow Rates

Flow rates for different temperature rises across models.

Heating Circuit Pumps

Built-in Variable Speed Pump

Details on the integrated pump for models up to WB2 8-32.

DHW Production and Recirculation

DHW Production Planning Considerations

Factors for designing DHW systems with the boiler.

Instantaneous DHW Plate Heat Exchanger

How the WB2 6-24C provides domestic hot water.

DHW Output Temperature vs. Draw Rate

Graph showing DHW temperature performance based on water draw.

DHW Recirculation Benefits and Notes

Advantages of recirculation and specific advice for Combi models.

Wall Mounting

Installation Information (up to WB2 8-32)

Accessories and requirements for mounting older models.

Installation Information (WB2 11-44 and up)

Mounting details and dimensions for newer models.

Condensate Management

Condensate Connection Requirements

Proper installation of condensate drain pipes.

Condensate Drainage and Neutralization

Handling condensate discharge and neutralization.

Venting Options

Side Wall Venting Layout and Components

Vent Termination Locations (Canada/USA)

Equivalent Vent Length Calculation

Vertical Venting Configuration

Roof Vent Termination Requirements

Equivalent Vent Length Calculation Examples

Electrical Connection

Power Supply Requirements

Electrical power needs for the boiler and its modules.

Accessory Power Connections

Control System

Comfortrol Unit Features and Functions

Overview of the Comfortrol programming unit's capabilities.

Boiler and Heating Control Logic

Heating Programs and Protection

Heating Curve and Sensor Configuration

Vitodens 200 Accessories

Neutralization Unit and Pellets

System for treating condensate discharge.

Piping Cover and Low-Loss Header

Standard Equipment

Boiler Features and Included Components

Key features like heat exchanger, burner, and control unit.

Installation Examples

General Installation Notes

System Layout 1: Combi Boiler with Direct Heating Circuit

System Layout 2: Boiler with DHW Tank and Heating Circuits

System Layout 3: Boiler with DHW Tank, Mixing Valve & Low-Loss Header

System Layout 4: Boiler with DHW Tank and Multiple Mixing Valves

System Layout 5: Boiler with DHW Tank, System Separation & Mixing Valve

System Layout 6: Boiler with DHW Tank and Direct Heating Circuit

System Layout 7: Boiler with DHW Tank, Mixing Valve & System Separation

System Layout 8: Boiler with DHW Tank, Low-Loss Header & Mixing Valve

System Layout 9: Boiler with DHW Tank, Two Mixing Valves

System Layout 10: Boiler with DHW Tank, Low-Loss Header & Multiple Mixing Valves

System Design Considerations

Boiler Location and Flue Gas System

Temperature Limits and System Layout

Underfloor Heating and Tubing Requirements