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説明
Overview
Plastic fan housing, impeller of fiberglass reinforced plastic (PA). Electronically commutated external rotor motor. Counterclockwise rotation viewed from rotor, air output over struts. Electrical connection via 2 leads AWG 22, TR 64, 12.2 In. (310 mm). Ball bearing. Mass: 16 Oz. (390 g). Features: ●Electronics Protected Against Reverse Polarity, Blocking and Overloading of the Fan ●Air Exhaust Over Struts ●Electrical Connection Via Four Leads, AWG 22, 310 mm Long ●Speed-Proportional Rectangular Pulse for External Speed Monitoring of Fan Motor with Two Pulses Per Revolution