Siemens VGD40.100/L User Manual

CC1U7643en
14.03.2018
Building Technologies
Operation Manual and Mounting Instructions for a
VGD4/VRD4 double gas valve with 2 SKPx5
actuators
Β
Note!
The combination of a VGD4/VRD4 double gas valve with a QPLx5 pressure switch
and SKPx5 actuator does not require any maintenance.
Caution!
This document is intended for end users. All legal, safety, warning, and
technical notes contained in the data sheets for the SKPx5 actuator (N7643),
VGD4 double gas valve (N7631), VRD4 double gas valve for biogases and
recycling gases (N7649), and the QPLx5 pressure switch (N7221) are also
applicable!

Siemens VGD40.100/L Specifications

General

Brand	Siemens
Model	VGD40.100/L
Category	Control Unit
Language	English

Summary

Use

SKP15 Actuator

Describes the SKP15 actuator as a safety shutoff valve for gas-fired combustion plants.

SKP25 Actuator

Describes the SKP25 actuator as a safety shutoff valve and gas pressure governor.

Application Example

Shows combinations of VGD4/VRD4 valves with SKP15 and SKP25 actuators.

Description of the SKPx5 Actuators

Electrical Connection

Details the wiring and connections for the SKPx5 actuators.

SKP15 Actuator Details

Details the functions and indicators of the SKP15 actuator.

SKP25 Actuator Details

Details the functions, indicators, and settings of the SKP25 actuator.

Description of the VGD4/VRD4 Double Gas Valve

Provides technical specifications and operating conditions for the VGD4/VRD4 valve.

Mounting Position

Illustrates the correct mounting orientations for the valve assembly.

Torques

Specifies torque values for flange connections and pressure connections.

Installation Dimensions

Provides detailed dimensional data for valve and actuator combinations.

Pressure Connections

Details the various pressure ports and connections on the VGD4/VRD4 valve.

Description of Mountable QPLx5 Pressure Switches

Attachment Options

Illustrates different ways pressure switches can be attached to the valve.

Connection Diagram

Function as Minimum/Maximum Pressure Switch

Shows how pressure switches function as min/max monitoring devices.

Connection via Connector AGA65

Details the electrical connection via the AGA65 connector.

Technical Data

SKPx5 Actuator Data

Lists climatic, mechanical, and temperature data for the SKPx5 actuator.

VGD4/VRD4 Double Gas Valve Data

Lists climatic, mechanical, and temperature data for the VGD4/VRD4 valve.

QPLx5 Pressure Switch Data

Lists climatic, mechanical, and temperature data for the QPLx5 pressure switch.

Spare Parts and Accessories

Lifetime