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| Gas circuit tightness test | NTC 3531
clause 7.2.1.2 (1,2,3) |
| Nominal calorific consumption test | NTC 3531
clause 7.3.2 and 7.3.1 |
| Minimum calorific consumption test | NTC 3531 2007-12-12
clause 7.3.3.2 and 7.3.1 |
| Rational use of energy test. Performance | NTC 3531
clause 8.2.2 |
| Performance characteristics test. Useful, nominal and minimum powers | NTC 3531
clause 9.2.2.2, 7.3, and 8.2.2 |
| Performance characteristics test. Automatic gas operated valve by high and low pressure water | NTC 3531
clause 9.2.5.1.2 and 9.2.5.2.2 |
Gas step Heater determinations
Gas circuit tightness test, Nominal calorific consumption test, Minimum calorific consumption test, Rational use of energy test. Performance, Performance characteristics test. Useful, nominal and minimum powers, Performance characteristics test. Automatic gas operated valve by high and low pressure water
