Low power consumption fan 80mm 80GA type Low power consumption fan ■ Features Energy-saving Power consumption is reduced by approx. 20 % compared with our conventional fan*. Low noise Sound pressure level is reduced by approx. 2dB(A) compared with our conventional fan*. * Our conventional product is the DC cooling fan 80 × 80 × 38 mm fan “San Ace 80” (Model No: 9GV0812P1F03) When air flow and static pressure is almost identical. 80×80×38mm ■ Specifications Model No. Rated Voltage [V］ Operating PWM Rated Rated Input Rated Speed Voltage Range Duty Cyclenote2 Current -1 ［V］ 9GA0812P1S61(611) 12 10.8 to 13.2 9GA0812P1H61(611) 9GA0824P1S61(611) 24 20.4 to27.6 9GA0824P1H61(611) ［%］ ［A］ ［W］ 100 0 100 0 100 0 100 0 0.94 0.1 0.6 0.08 0.47 0.06 0.3 0.05 11.28 1.2 7.2 0.96 11.28 1.44 7.2 1.2 Air Flow Static Pressure SPL ［min ］ ［m3/min］ ［CFM］ ［Pa］ ［inchH2O］ ［dB（A）］ 9,550 2,900 8,250 2,500 9,550 2,900 8,250 2,500 2.6 0.74 2.25 0.64 2.6 0.74 2.25 0.64 91.8 26.1 79.4 22.6 91.8 26.1 79.4 22.6 480 60 380 45 480 60 380 45 1.93 0.24 1.53 0.18 1.93 0.24 1.53 0.18 59 27 55 24 59 27 55 24 Operating Temperature Life Expectancy ［℃］ ［h］ −10 to ＋70 40,000 note : The numbers in ( ) represent ribless models. note2 : PWM Frequency：25kHz ■ Common Specifications □ Material ･･････････････････････････ Frame, Impeller: Plastics (Flammability: UL94V-0) □ Life Expectancy ･･･････････････････ Varies for each model (L10: Survival rate: 90% at 60℃, rated voltage, and continuously run in a free air state) □ Dielectric Strength ････････････････ 50/60 Hz, 500VAC, 1 minute (between lead conductor and frame) □ Sound Pressure Level (SPL) ････････ Expressed as the value at 1m from air inlet side □ Operating Temperature Range ･････ Varies for each model (Non-condensing) □ Storage Temperature･･････････････ −30℃ to ＋70℃ （Non-Condensing） ＋red ○ ーblack Sensor: yellow Control: brown □ Lead Wire ････････････････････････ ○ □ Mass ･････････････････････････････ Approx.160g 80mm □ Motor Protection System ･･････････ Current blocking function and Reverse polarity protection 80GA type ■ Air Flow - Static Pressure Characteristics ・ Operating Voltage Range ・ PWM Duty Cycle 2.4 2.2 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 （inch H2O）（Pa） DC 12V 600 500 → Static Pressure → Static Pressure （inch H2O）（Pa） PWM Duty Cycle 100% 400 300 50％ 200 100 0％ 0 1 0 20 2 40 60 3 （m3/min） 80 100 2.4 2.2 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 PWM Duty Cycle 100％ 600 13.2V 500 12V 400 10.8V 300 200 100 0 1 0 （CFM） 20 → Air Flow （inch H2O）（Pa） 2.0 PWM Duty Cycle 100% 1.4 1.2 → Static Pressure → Static Pressure （inch H2O）（Pa） DC 12V 500 400 300 1.0 0.8 200 50％ 0.6 0.4 100 0％ 0.2 0 0 20 1.8 1.6 13.2V 400 1.4 1.2 12V 300 10.8V 1.0 0.8 200 0.6 0.4 40 60 0 3 （m3/min） 2 100 0 1 0 100 （CFM） 80 20 9GA0812P1H61(611) → Static Pressure → Static Pressure 300 50％ 100 0％ 0 1 0 20 3 3 （m /min） 2 40 60 2.4 2.2 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 24V 400 20.4V 300 200 100 0 1 0 20 2.0 → Static Pressure → Static Pressure PWM Duty Cycle 100% 300 1.0 200 0.6 0 50％ 100 0％ 0 1 0 80 100 （CFM） PWM Duty Cycle 100％ 500 1.8 400 0.2 60 9GA0824P1S61(611) DC 24V 500 1.4 0.4 40 3 （m3/min） （inch H2O）（Pa） 1.8 0.8 2 → Air Flow 9GA0824P1S61(611) 1.2 100 （CFM） 27.6V 500 100 （CFM） 80 （inch H2O）（Pa） 1.6 80 PWM Duty Cycle 100％ 600 → Air Flow 2.0 60 3 （m3/min） 9GA0812P1H61(611) PWM Duty Cycle 100% 400 40 （inch H2O）（Pa） DC 24V 600 500 2 → Air Flow （inch H2O）（Pa） 200 （CFM） PWM Duty Cycle 100％ 500 → Air Flow 2.4 2.2 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 100 0.2 1 0 3 （m3/min） 80 9GA0812P1S61(611) 1.8 1.6 60 → Air Flow 9GA0812P1S61(611) 2.0 2 40 20 3 （m3/min） 2 40 60 80 → Air Flow 9GA0824P1H61(611) 100 （CFM） 1.6 27.6V 400 24V 1.4 1.2 300 20.4V 1.0 0.8 200 0.6 0.4 100 0.2 0 0 1 0 20 3 3 （m /min） 2 40 60 80 → Air Flow 9GA0824P1H61(611) 100 （CFM） 80×80×38mm ■ PWM Duty - Speed Characteristics Example Voltage：12V DC / 24V DC Voltage：12V DC / 24V DC PWM Frequency：25kHz 10000 9550min-1 8,250min-1 8000 Speed（min-1） 8000 Speed（min-1） PWM Frequency：25kHz 10000 6000 4000 2,900min-1 2000 6000 4000 2000 0 PWM Duty Cycle（%） 2,500min-1 0 100 100 PWM Duty Cycle（%） 9GA0812P1S61(611) 9GA0824P1S61(611) 9GA0812P1H61(611) 9GA0824P1H61(611) ■ PWM Input Signal Example ■ Connection Schematic VIH=4.75V to 5.25V ＋ ○ Input Signal Wave Form VIL=0V to 0.4V VIH T1 T ×1100 PWM Frequency 25（kHz）= T DC fan input voltage PWM Duty Cycle（%）= Source Current : 1mA Max. at control voltage 0V Sink Current : 1mA Max. at control voltage 5.25V VIL Control Terminal Voltage : 5.25V Max. (Open Circuit) T1 When the control lead wire is no connecting, the speed is the same speed as at 100% of PWM cycle. T PWM Input Signal Control Isource This fan speed should be controlled by PWM input signal of either TTL input or open collector, drain input. ■ Specifications for Pulse Sensors Output circuit : Open collector Rated Voltage 12V fan VCE＝＋13.8V MAX. Ic＝5mA MAX.［VOL＝VCE（SAT）＝0.6V MAX.］ Rated Voltage 24V fan VCE＝＋30V MAX. Ic＝10mA MAX.［VOL＝VCE（SAT）＝0.6V MAX.］ Inside of DC fan ＋ ○ Sensor Pull-up resistor ＋13.8V MAX.（Rated Voltage 12V fan） ＋30V MAX.（Rated Voltage 24V fan） Ic＝5mA MAX.（Rated Voltage 12V fan） Ic＝10mA MAX.（Rated Voltage 24V fan） Sensor output − ○ Output waveform （Need pull-up resistor） T1∼4≒（1/4）T0 In case of steady running （One revolution） N＝Fan speed（min-1） T0 T1 VOH VOL 0V T2 T1∼4≒（1/4）T0＝60/4N（sec） T3 T4 Isink − ○ Inside of DC fan ■ Dimensions (unit : mm) (With ribs) 71.5±0.3 80±0.5 4-φ4.5±0.3 +50 300 0 (10) (4) Lead Wire AWG26 UL1430 71.5±0.3 80±0.5 (4) 38±0.5 Airflow Direction Rotating Direction ■ Reference dimension of mounting holes and vent opening (unit : mm) Inlet Side,Outlet Side 4-φ4.5 71.5±0.3 78.5 90 φ 71.5±0.3 78.5 Notice ●The products shown in the catalog are subject to Japanese Export Control Law. Diversion contrary to the law of exporting country is prohibited. ●To protect against electrolytic corrosion that may occur in locations with strong electromagnetic noise, we provide fans that are unaffected by electrolytic corrosion. 1-15-1, Kita-otsuka, Toshima-ku,Tokyo 170-8451, Japan. PHONE :+ 81 3 3917 5151 http://www.sanyodenki.co.jp , CATALOG No. 934-2 10.8
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