THC1748MGCGP

Delta Electronics, Inc. 252, SHANGYING ROAD, GUISHAN INDUSTRIAL ZONE, TEL : 886-(0)3-3591968 TAOYUAN CITY 33341, TAIWAN FAX : 886-(0)3-3591991 Specification For Approval Customer : DC FAN Description : Customer P/N : rev. : Delta model no. : T H C 17 48 M GCGP Delta Safety Model No.: THC1748MG 01 Sample revision. : Issue no.: Sample issue date : DEC.21 2017 Quantity : PCS 1. SCOPE: THIS SPECIFICATION DEFINES THE ELECTRICAL AND MECHANICAL CHARACTERISTICS OF THE DC BRUSHLESS AXIAL FLOW FAN. THE FAN MOTOR IS WITH SINGLE PHASE AND EIGHT POLES. 2. CHARACTERS: ITEM DESCRIPTION RATED VOLTAGE 48V OPERATION VOLTAGE 36 - 60.0 VDC INPUT CURRENT(AVG.) 0.60 (MAX. 0.90) A (AT FREE AIR) SAFETY CURRENT ON LABEL : 0.90A INPUT POWER(AVG.) 28.8 (MAX. 43.2) W (AT FREE AIR) SPEED 4100 R.P.M. 10% (AT FREE AIR) 3 MAX. AIR FLOW 8.33 (MIN. 7.50) M /MIN. (AT ZERO STATIC PRESSURE) 294.2 (MIN. 264.8) CFM MAX. AIR PRESSURE 26.87 (MIN. 21.76) mmH2O (AT ZERO AIRFLOW) 1.06 (MIN.0.86) inchH2O ACOUSTICAL NOISE (AVG.) 64.5 (MAX. 68.5) dB-A INSULATION TYPE UL: CLASS A 10 MEG OHM MIN. AT 500 VDC INSULATION STRENGTH (BETWEEN PILLOW AND (+) TERMINAL) 5 mA MAX. AT 500 VAC 50/60 Hz ONE MINUTE, DIELECTRIC STRENGTH (BETWEEN PILLOW AND (+) TERMINAL) (continued) PAGE 1 A01PART NO: THC1748MGCGP DELTA MODEL: LIFE EXPECTANCE (L10) 70,000 HOURS CONTINUOUS OPERATION AT 40 (AT LABEL VOLTAGE) C WITH 15 ~ 65 %RH. COUNTER CLOCKWISE VIEW FROM NAME ROTATION PLATE SIDE LOCK ROTOR PROTECTED BY ELECTRONIC AUTO-RESTART TIMER WITH AUTOMATIC RESTART FEATURE NOTES: 1. ALL READINGS ARE MEASURED AFTER STABLY WARMING UP THROUGH 10 MINUTES. 2. STANDARD AIR PROPERTY IS AIR AT (Td) 25C TEMPERATURE, (RH) 65% RELATIVE HUMIDITY , AND (Pb) 760 mmHg BAROMETRIC PRESSURE. 3. THE VALUES WRITTEN IN PARENS , ( ), ARE LIMITED SPEC. 4. THE CHARACTERS SHOWED IN PAGE 1 IS THE CONDITION OF BOTH FANS RUN. 5. ACOUSTICAL NOISE MEASURING CONDITION: NOISE IS MEASURED AT RATED VOLTAGE IN FREE AIR IN ANECHOIC CHAMBER WITH B & K SOUND LEVEL METER WITH MICROPHONE AT A DISTANCE OF ONE METER FROM THE FAN INTAKE. PAGE 2 A01