Product Category

175mm EC-DC Waterproof IP55 Backward Curved Centrifugal Fan with Support Bracket PK3N175B24-RZ0

PBM FOCUS ON EC FAN ONLY. Certificate: CE,UL,ROHS; Supply Ability: 100,000 pcs per year; MOQ: 1~100 pcs based on EXW price; 100 pcs above based on FOB price.

Technical Description

Curve and Draw

Certificate

Application Scopes

Packing Details

175mm DC Backward Curved Centrifugal Fan with Support Bracket made especially for Emergency Respiratory Equipment is the PK3N175B24-RZ0. When compared to traditional AC fans of the same size, it offers notable energy savings of 30% to 50% under all working situations because to its high-efficiency brushless DC motor. The device has a sophisticated NMB ball bearing system together with tried-and-true fail-safe safety features including automatic restart, stall protection, and polarity protection. It guarantees a design life of up to 50,000 hours by removing the possibility of transient instability during fan startup, shutdown, and load variations. It greatly lowers the long-term replacement costs and after-sales maintenance load for medical equipment since it is completely compatible with the continuous, high-intensity working circumstances of ventilators operating 24 hours a day, 365 days a year.

PBM is an expert in the development and production of superior EC/DC fans and intelligent airflow solutions. It can accurately fulfill the diverse demands of critical care and transport ventilators at different phases in terms of fan start/stop, acceleration sensitivity, and heat dissipation efficiency thanks to its 0–10V/PWM speed control. It is simple to include into popular mainstream ventilators (like the MR850), allowing life support equipment to react quickly. Advanced bespoke development services are provided by PBM. The fan housing may be adjusted to match the incorporated cooling channels in the main unit of the customer's ventilator manufacturer. Furthermore, we provide specially made vibration-damping mounts to satisfy the demanding shock resistance specifications of professional medical transport, guaranteeing exceptional dependability even in the rough and shaky ambulance environment.

General Characters

1-1	Rated Voltage	24 VDC
1-2	Operating Voltage	16~28 VDC
1-3	Rated Speed	4300 RPM
1-4	Input Current	3.6 A
1-5	Input Power	85 W
1-6	Air Flow	441.38 CFM / 750 M³/H
1-7	Static Pressure	2.60 inH₂O / 650 Pa
1-8	Acoustical Noise	72 dB(A)
1-9	Life Expectancy	50,000 Hours (L10) At 40℃ room, humidity 15%~65%RH.
1-10	Insulation Class	Class B
1-11	Motor Protection	Locked rotor protection Polarity protection Automatic restart capability
1-13	Speed Control	Control input 0~10VDC / PWM
1-14	Protection Type	IP55
1-15	Signal Output	FG (Frequency Generator)

Mechanical Characters

2-1	Dimension	226 mm X 226mm X 81.6mm (see dimension drawing)
2-2	Material of Impeller	PA66+GF
2-3	Number of Blades	7
2-4	Bearing System	NMB ball bearing
2-5	Lead Wire	Red, Blue (AWG18#); Blue(AWG18#)；Yellow, White(AWG24#)