Siemens VGD4 series User Manual

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Building Technologies Operation Manual and Mounting Instructions VGD4 / VRD4 / SKPx5 CC1U7643en
14.03.2018
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z
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QPL15
pm
QPL15
pm
QPL15
pi
7643z86/0318
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3x pressure switches (2x pm, pi) Example (not binding)
Valve proving control "A"
Example (not binding)
Valve proving control "B" and
pressure switch QPL15 (pi) below
Key
pi Inlet pressure
pm (pvps) Pressure between valve V1/V2
po Outlet pressure for valve V2

Siemens VGD4 series Specifications

General

Brand	Siemens
Model	VGD4 series
Category	Control Unit
Language	English