Kidde Fire Systems Natura, Owner'S Manual

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General Information
P/N 06-237620-001 1-5 June 2020
1-4.2 IG-100
(
Nitrogen)
Natura IGS systems with IG-100 are fixed fire extinguishing systems that use the inert gas
Nitrogen, UN number 1066. The purity of the Nitrogen shall be as follows:
•
Nitrogen greater than or equal to 99.7%.
• Oxygen less than or equal to 10 ppm.
• Water less than or equal to 10 ppm.
Note: Only principal contaminants are shown. Other measurements may include: Carbon
Monoxide, Carbon Dioxide, Nitrogen Oxide, and Nitrogen Dioxide most < 20 ppm.
Figure 1-1. IG-100 Pressure/Temperature Curve Isometric Diagram for 200 bar, U.S. Customary Units
Figure 1-2. IG-100 Pressure/Temperature Curve Isometric Diagram for 200 bar, SI Units