Installation Accessories 2.1 Installation Accessories For Vitodens 200-W, 49 And 60 Kw - Viessmann VITODENS 200-W Type B2HA Technical Manual

Installation accessories
2.1 Installation accessories for Vitodens 200-W, 49 and 60 kW
Heating circuit connection set with variable speed high efficiency circulation pump and low loss header
Part no. ZK03663
Connections G 1½ (male thread)
Components:
■ Boiler drain & fill valve
■ Safety valve 4 bar (0.4 MPa)
■ Variable speed high efficiency circulation pump
■ Straight-through gas valve with integral, thermally activated safety
shut-off valve Rp ¾
■ Low loss header with immersion temperature sensor
■ Quick-action air vent valve
■ Connection G 1 (male thread) for diaphragm expansion vessel
■ Thermal insulation
Connection set for heating circuit without circulation pump for combination with external system separa-
tion or heating water buffer cylinder
Part no. 7245738
Connections G 1½ male thread
Components:
■ Tee with ball valve
■ Boiler drain & fill valve
■ Safety valve 4 bar (0.4 MPa)
■ Gas shut-off valve with integral thermally activated safety shut-off
valve Rp ¾
■ Connection G 1 male thread for diaphragm expansion vessel
DHW cylinder connection set
Part no. ZK03669
For combination with the connection set for heating circuit with high
efficiency circulation pump and low loss header.
Components:
■ 2 tees G 1½ (male thread)
G 1 1/2
110
VITODENS 200-W
60
2
VIESMANN
29