User Manual

ManualsBrandsSiemens ManualsExtinguishing - Check Valves and Non-return ValvesDeclaration of Performance - NRV4-360

A6V11237190_en--_b Smart Infrastructure

2020

Building Products

Sinorix™

NRV4-360

IG-01, IG-55, IG-100, IG-541, CO2

Non

return valve

● Compatible with piloting pressures of 8 - 360 bar

● Non-return valve without a spring

● For use in the pilot circuit of automatic gas extinguishing systems

Product code: S54476-B535-A1

Summary of content (5 pages)

PAGE 1
Sinorix™ NRV4-360 IG-01, IG-55, IG-100, IG-541, CO2 Non-return valve ● Compatible with piloting pressures of 8 - 360 bar ● ● Non-return valve without a spring For use in the pilot circuit of automatic gas extinguishing systems Product code: S54476-B535-A1 A6V11237190_en--_b 2020-04-27 Smart Infrastructure Building Products
PAGE 2
Use This product must only be used with SinorixTM fixed automatic extinguishing systems. Functions The NRV4-360 non-return valve only allows piloting gas to flow in one single direction: the gas flows in the direction required for piloting, but is blocked in the opposite direction.
PAGE 3
Pre-mounting: ● Check that the complete pilot circuit is perfectly clean. WARNING Pre-mounting check The non-return valve NRV4-360 comprises two components assembled at the factory. In addition, the non-return valve is fitted with two DKOL 6 fittings. Check that all of these components are secured together before mounting. To mount the NRV4-360 non-return valve: ● Direct the NRV4-360 so that the gas flows in the direction indicated by the arrow.
PAGE 4
Technical data Technical data Nominal diameter 4 mm Flow area 12.
PAGE 5
Dimensions Dimensions in mm Issued by Siemens Switzerland Ltd Smart Infrastructure Global Headquarters Theilerstrasse 1a CH-6300 Zug Tel. +41 58 724 2424 www.siemens.com/buildingtechnologies Siemens Schweiz AG Building Products Document ID A6V11237190_en--_b Edition 2020-04-27 © Siemens Switzerland Ltd, 2018 Technical specifications and availability subject to change without notice.