CWH OM – JANUARY 2012
AHRI PROGRAM FOR
PERFORMANCE CERTIFICATION OF COMMERCIALWATER HEATERS
Form CWH-WT3, Facility and Equipment Questionnaire
Participant's Company Name:
______
Location:
1.What is the operating range of this facility? Name: ______
(a)Capacity, BTU/HMinimum ______Maximum ______
(b)Power Supply:
60 Hz, 3φVolts ______
Max. Amps ______
(c)50 Hz, 3φVolts ______
Max. Amps ______
2.How long does it take for you to install a unit for test (fully instrumented)?
PersonsHours
Man-Hours ______
3.How long does it take you to conduct a complete test series, start to finish, including calculations?
PersonsHours
Man-Hours ______
- How many shifts per day shall you employ for the AHRI witness testing? ______
- What type of equipment do you use for measuring inlet and outlet temperatures?
Describe
Frequency instrument is calibrated? ______
Is the primary standard traceable to NIST? ______
6.Type of water flow measuring instruments do you use?
(a)Turbine meters______
(b)Magnetic Resonancemeters______
(c)Scales
Frequency instrument is calibrated? ______
Is the primary standard traceable to NIST? ______
7.Type of gas flow measuring instruments do you use?
(a)Diaphragm/bellows meters______
(b)Coriolis meters______
(c)Rotary meters
Frequency instrument is calibrated? ______
Is the primary standard traceable to NIST? ______
8.Type of equipment used for measuring oil flow rate?
(a)Scale______
Frequency instrument is calibrated? ______
Is the primary standard traceable to NIST? ______
(b)Burette______
Frequency instrument is calibrated? ______
Is the primary standard traceable to NIST? ______
9.Type of instrument used to determine Higher Heating Value?
(a)Gas Calorimeter______
(d)Gas Chromatograph______
Frequency instrument is calibrated? ______
Is the primary standard traceable to NIST? ______
- Type of equipment do you use for Combustion Gases (CO, CO2) levels?
Describe
Frequency instrument is calibrated? ______
Is the primary standard traceable to NIST? ______
- Type of equipment used for measure gas pressure?
- Pressure Gage
Frequency instrument is calibrated? ______
Is the primary standard traceable to NIST? ______
- Manometer
Frequency instrument is calibrated? ______
Is the primary standard traceable to NIST? ______
- Type of equipment used for measure gas/oil temperature?
- Thermometer
Frequency instrument is calibrated? ______
Is the primary standard traceable to NIST? ______
- Thermocouple Probe
Frequency instrument is calibrated? ______
Is the primary standard traceable to NIST? ______
13.Type of instrument(s) used to determine voltage and current?
Voltage Current
(a)Analog Meter______
(b)Digital Meter______
(c)Transducers______
(d)Other______
Frequency instrument is calibrated?
Voltmeter ______
Ammeter ______
Is the primary standard traceable to NIST?
Voltmeter______
Ammeter______
14.Describe data acquisition system and data obtained.
______
______
- Method to determine the barometric pressure?
______
(a)Barometer at site (at level of test) ______
(b)Commercial weather information (radio, phone) ______
(c)Other ______
16.Is a regulated voltage supply available for the test unit?
Yes ______No ______
17. If not "regulated," shall the voltage stay within the allowable tolerance of Commercial Furnace Program – Test Protocol during the testing?
Yes ______No ______
(Describe): ______
______