Page 60 - Catalogue
P. 60
DC BRUSHLESS CENTRIFUGAL BLOWER BACKWARD CURVED
MODEL:RA-DCC220 50
40
O) 30 H
STATIC PRESSURE（mm-H 2 10 L
M
20
0
0
300
400
200
500
100
AIR FLOW (CFM)
SPECIFICATION (L: Low -speed； M: Middle - speed； H: High -speed； U：Ultra high-speed ; D: Ultra low-speed）
Voltage Model Current Power Speed Max air-flow Max Pstatic Noise
(VDC) A W RPM CMH CFM mm-H 2 O Dba
L 1.55 37.20 2000 638.82 376.00 29.50 63
24 M 2.25 54.00 2300 715.28 421.00 36.00 67
H 3.15 75.60 2600 793.43 467.00 49.00 71
DRAWING
：
：
、
GENERAL DESCRIPTION CUSTOMIZATION FUCTIONS
1.BEARING TYPE: BALL BEARING
2.IMPELLER AND BASE MATERIAL: Pa66 / ADC12 SPEED CONTROL
3.MOTOR TYPE: BLDC PWM；Vsp; SOFT-START; CLOSED-LOOP;
4.INSULATION GRADE: E
GAPCYCLE RUNNING
5.INSULATION RESISITANCE: 10M/500VDC
6.DIELECTRIC STRENGTH: 2MINIMUM/500AVC-5mA OUT SIGNAL
7.AMBIENT HUMIDITY: RH20%-RH75% FG; RD (EXCEED THE MIN. SPEED SETTINGS)
8.STORAGE TEMPERATURE: -20°C ～ +75°C
9.WORKING TEMPERATURE:-10°C ～ +70° PROTECTION
10.SERVICE LIFE:50000 HRS LOCKED; WATER-PROOF;DUSTY-PROOF
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