5.8 Thermal shock test for glass bulb nozzles (see 4.10 ) [7.8]
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Statutory Documents - IMO Publications and Documents - Resolutions - Assembly - IMO Resolution A.800(19) – Revised Guidelines for Approval of Sprinkler Systems Equivalent to that Referred to in SOLAS Regulation II-2/12 – (Adopted on 23 November 1995) - Appendix 1 - Component Manufacturing Standards for Water Mist Nozzles - 5 Methods Of Test [7] - 5.8 Thermal shock test for glass bulb nozzles (see 4.10) [7.8]

5.8 Thermal shock test for glass bulb nozzles (see 4.10 ) [7.8]

 Before starting the test, condition at least 24 nozzles at room temperature of 20°C to 25°C for at least 30 min.

 The nozzles should be immersed in a bath of liquid, the temperature of which should be 10 ± 2°C below the nominal release temperature of the nozzles. After 5 min, the nozzles should be removed from the bath and immersed immediately in another bath of liquid, with the bulb seal downwards, at a temperature of 10 ± 1°C. Then test the nozzles in accordance with 5.5.1.

Parent topic: 5 Methods Of Test [7]
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