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SPECIFICATION FOR APPROVAL Customer. Description. DC BLOWER Part No. REV. Delta Model No. TCA1048AB0C REV. 02 Sample Issue No. Sample Issue Date. AUG.11 2016 PLEASE SEND ONE COPY OF THIS SPECIFICATION BACK AFTER YOU SIGNED APPROVAL FOR PRODUCTION PRE- ARRANGMENT. APPROVED BY: DATE : DELTA ELECTRONICS, INC. TAOYUAN PLANT 202, SHANG YING ROAD, KUEI SAN INDUSTRIAL ZONE TAOYUAN SHIEN, TAIWAN, R.0.C. TEL:886-(0)3-3591968 FAX:886-(0)3-3591991

KKK SAMPLE HISTURY*x*x CUSTOMER: CUSTOMER P/N: DELTA MODEL: TCA1048AB0C [a fase me [as [ror | —[ Ere [or [ower so evn one | wa [ae [ee [— [ans fosrasis [22 RITE eons] Mee [eae [awee [— [ast [oerie| a ee ee a ee ee ee I a ee ee a ee ee ee I ee ee Pe ee a ee ee I ee a ee es

DELTA ELECTRONICS, INC. 252, SHANG YING ROAD, KUEI SAN TEL : 886-(0)3-3591968 TAOYUAN HSIEN 333, TAIWAN, R. 0. C. FAX : 886-(0)3-3591991 STATEMENT OF DEVIATION EERE C BREEDS DOS CC EEE OED Bovoe |_| DESCRIPTION : i

DELTA ELECTRONICS, INC. 252, SHANG YING ROAD, KUEI SAN TEL : 886-(0)3-3591968 TAOYUAN HSIEN 333, TAIWAN , R.0.C. FAX : 886-(0)3-3591991 SPECIFICATION FOR APPROVAL HORAK AA RA AAA AR AAR AAA RAR ARR AA RRA ERE Customer: Description: DC BLOWER Customer P/N: REV: Delta Model NO.: TCAL048AB0C______Delta Safety Model No: TCA1048A Smaple Rev: 02 Issue NO: Sample Issue Date: AUG.11 2016 Quantity: 1. SCOPE: 2. CHARACTERS: ' ITEM ' DESCRIPTION ' ‘RATED VOLTAGE ' 48.0 VDC ' ‘OPERATION VOLTAGE ! 36.0-60.0 VDC ! a | INPUT CURRENT (AVG) 0.39 (MAX. 0.47) A i |( SAFETY CURRENT ON LABEL: 0.474)! | INPUT POWER (AVG) ! 18.72 (MAX. 22.56) W ! | SPEED ' 6700+10% R.P.M. ' ‘MAX. AIR FLOW | 1,945 (MIN. 1.751) M3/MIN. ' \\(AT ZERO STATIC PRESSURE) | 68.67 (MIN. 61.80) CFM |MAX. AIR PRESSURE | 48.12 (MIN. 38.98) mmH 0 ' \\(AT ZERO AIRFLOW) 1,895 (MIN. 1.535) inchH20 ! {ACOUSTICAL NOISE (AVG.) i 65.0 (MAX. 69.0) dB-A | INSULATION TYPE UL:CLASS A (continued)

PART NO: DELTA MODEL: TCA1048ABOC a | INSULATION STRENGTH | 10 MEG OHM MIN. AT 500 VDC ! | (BETWEEN PILLOW AND (+) TERMINAL) { bo ABBE PILLOW AND (+) TERMINAL) || | DIELECTRIC STRENGTH | 5 mA MAX. AT 500 VAC 50/60 Hz | | ONE MINUTE, (BETWEEN PILLOW AND | (+) TERMINAL) poscnncec nec ncnnc nnn ncn nc nnn eatnnennanennnnennnnannnnennansnnanencaned | LIFE EXPECTANCE (L10) 70,000 HOURS CONTINUOUS OPERATION { | AT LABEL VOLTAGE | AT 40 °C WITH 1 “RH | ROTATION | COUNTER CLOCKWISE VIEW | | FROM NAME PLATE SIDE bd NOTES: 1. ALL READINGS ARE MEASURED APTER STABLY WARMING UP THROUGH 10 MINUTES. 2, STANDARD AIR PROPERTY IS AIR AT (Td) 25°C TEMPERATURE, (RH) 65% RELATIVE HUMIDITY, AND (Pb) 760 mmHg BAROMETRIC PRESSURE. 3, THE VALUES WRITTEN IN PARENS , ( ), ARE LIMITED SPEC. 4, ACOUSTICAL NOISE MEASURING CONDITION: DC FAN MICROPHONE <SAIR FLOW gee iM 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.

DELTA MODEL: TCA1048ABOC 3. MECHANICAL: 4, ENVIRONMENTAL: 5. PROTECTION: 5-1. LOCKED ROTOR PROTECTION IMPEDANCE OF MOTOR WINDING PROTECTS MOTOR FROM FIRE IN 96 HOURS OF LOCKED ROTOR CONDITION AT THE RATED VOLTAGE. 5-2. POLARITY PROTECTION BE CAPABLE OF WITHSTANDING IF REVERSE CONNECTION FOR POSITIVE AND NEGATIVE LEADS. 6. RE OZONE DEPLETING SUBSTANCES: 6-1. NO CONTAINING PBBs, PBBOs, CFCs, PBBEs, PBDPEs AND HCFCs. 7. PRODUCTION LOCATION 7-1. PRODUCTS WILL BE PRODUCED IN CHINA OR THAILAND .

PART NO: DELTA MODEL: TCA1048ABOC 8. P & Q CURVE: g 4 & 8 S si8 | | | \\ | | | \\ 8 | | \\ ~* | | I | | | \\ e | | \\ we Po-- NEL = ] T I 8 | ! j | 3.0 VI \\ o | | \\ 8 | | \\ ] \\y | \\ Se 84s | | | | DR | | | \\ Q | | | \\ =z 8 | | | \\ | | | \\ = | | I = 3 | | ) \\ 3 ] | | 1 sc I | | | | | | \\ | | | \\ © | | | \\ ] | | \\ | | | \\ bard bd e- és 3 o 10 2 30 40 50 60 70 80 90 (CFM) AIR FLoW [_>

PART NO: DELTA MODEL: TCA1048AB0C 9. DIMENSION DRAWING: LABEL: A oc A. DC BRUSHLESS Ppa paces C Eman A Cem A &, G &, Gg Ce wenn OR M4X0.7(3X) (6 deep) zg N \\ Yen NY _ Y WY _ ‘ = BEES al Wel: SH me TG) OY —S YJ Ll fis He ols eq Y \\ Dy LIE oe ga ae NN A \\\\ A YY CNIS ols ola 2) Sale QKAX BA fy Ealn 38 se SiR th S555 : > S 5s (cece co Se ZA ws) ~~ [— = [MN wey ty | H/S_TUBE ol Bann 2] & 059.440.5 i ey (62.33940.020) UNIT: mm (INCH) * NOTES: SS 1. LEAD WIRE UL:1007 AWG#26 RED WIRE ---~(+) YELLOW WIRE —--—(PWM) BLUE WIRE —---~(FOO) BLACK WIRE ---~(-) 2. H/S TUBE: T4.0*0.25 125°C 600V BLACK UL, CSA APPROVED. 3. THIS PRODUCT IS RoHS COMPLIANT 4. ADD LABEL P/N: 3266117400 STICK THE LABEL ON IMPELLER HUB SMOOTHLY,CASE CAN NOT EXPOSE OUTSIDE. page: 5 A00

PART NO: DELTA MODEL: TCA1048AB0C 10. FREQUENCY GENERATOR (FG) SIGNAL: 1. OUTPUT CIRCUIT - OPEN COLLECTOR MODE: Vec °) Vre (RED) f MOTOR (BLUE) R DRIVER IC > GR OUND” SIGNAL 1 (BLACK) (YELLOW) ° PWM CAUTION: THE FG SIGNAL LEAD WIRE MUST BE KEPT AWAY FROM”’+” LEAD WIRE & ”"—” LEAD WIRE. 2. SPECIFICATION: 3. FREQUENCY GENERATOR WAVEFORM: Vyq £5%|--- ween eee o5v {thE UL LY MAX. | RUNNING | LOCKED | RUNNING |

2 PULSES PER ROTATION

(BLADE LOCKED _ | OR TS N=R.P.M TS=60/N(SEC) *VOLTAGE LEVEL AFTER BLADE LOCKED *2 PULSES

PART NO: DELTA MODEL: TCA1048ABOC 11. PWM CONTROL SIGNAL:(TEST AT RATED VOLTAGE ; 25 DEGREE SIGNAL VOLTAGE RANGE: 0~10VDC 10.0 VDC MAX fly | ——--— HIGH SIGNAL: 3 spc yny —---— tow signan, 9) YPC MSS __t | t / DUTY CYCLE= + *100(%) © THE FREQUENCY FOR CONTROL SIGNAL OF THE FAN SHALL BE ABLE TO ACCEPT A 600HZ~30K HZ. WITH DIFFERENT SPEED PERFORMANCE. © THE PREFERRED OPERATING POINT FOR THE FAN IS 1 KHZ. © AT 48V % 100% DUTY CYCLE,THE ROTOR WILL SPIN AT MAXIMUM SPEED. © AT 48V % 0% DUTY CYCLE,THE ROTOR WILL STOP. © WITH CONTROL SIGNAL LEAD DISCONNECTED,THE FAN WILL SPIN AT MAXIMUM SPEED. © AT DC 48V 1KHZ 25% DUTY CYCLE ,THE FAN WILL BE ABLE TO START FROM A DEAD STOP . 12, SPEED VS PWM CONTROL SIGNAL: (AT RATED VOLTAGE ; 25 DEGREE C ; PWM SIGNAL WITH 5 VDC TTL OR CMOS LEVELS & 1 KHZ) = 541.5 VDC 10K ‘ YELLOW WIRE