Eurotubi Pressfitting System - Technical Guide ... - Damstahl

ANNEX 2
TEST REPORT WITH AIR OR INERT GAS FOR DRINKING WATER AND
HEATING SYSTEMS
SYSTEM:
CUSTOMER:
FIRST PERFORMER:
SECOND PERFORMER:
Following the test it is hereby declared that:
The entire system was visually checked to make sure that all the connections have been made in
accordance with the best working standards.
The system was tested internally in n. ______ sections (each test section must be ≤ 100 litres / 0.1 m3)
• Test fluid used: air nitrogen
• Fluid temperature = _____ °C
• Room temperature = _____ °C
• Temperature difference ∆T = _____ °C (must be ≤ 10 °C)
Preliminary test
Test Pressure =
_____ bar (must be = 150 mbar)
Duration of the test = _____ minutes (must be ≥ 120 minutes)
The ducts are watertight (∆p = 0)
Main test
Test pressure = _____ bar (must be ≤ 3 bar for DN ≤50 and ≤ 1 bar for DN >50)
Duration of the test = _____ minutes (must be ≥ 30 minutes)
The ducts are watertight (∆p = 0)
Place - Date
Signature of the customer or representative:
Signature of the first performer or representative:
Signature of the second performer or representative:
ANNEX 3
TEST REPORT WITH WATER FOR HEATING SYSTEMS
SYSTEM:
CUSTOMER:
PERFORMER:
Following the test it is hereby declared that:
The entire system was visually checked to make sure that all the connections have been made in
accordance with the best working standards.
The pipework has been completely aired out.
The operating pressure equals 10 bar.
• Water temperature = _____ °C
• Room temperature = _____ °C
• Temperature difference ∆T = _____ °C (must be ≤ 10 °C)
Pressure test at room temperature
Operating pressure = _____ bar
Test Pressure = _____ bar (Operating pressure x 1,3)
Duration of the test = _____ minutes (must be ≥ 30 minutes)
The ducts are watertight (∆p = 0)