A3RW-2.0 is an industrial transformer speed regulator designed for three-phase voltage-controlled fan motors. Device allows both on and off the fanand gradual adjustment of its speed in professional ventilation and heating installations.
The controller is equipped with five-stage output voltage setting, carried out with an ergonomic knob placed on the front metal housing for surface mounting. Additional, independent switch and alarm lamp increase safety and comfort of service. The control circuit is secured with a fuse.
The device has freezing protection (FS contacts) and thermal protection of the engine (TK contacts)which makes them a suitable solution for continuous work under demanding industrial conditions.
Technical data
Power supply (PRI): 3 × 400 V, 50/60 Hz
Rated current (SEC): 2,0 A
Voltage control (SEC): 5-step
Degrees of adjustment: 95 / 145 / 190 / 240 / 400 V
Degree of protection: IP21
Insulation class: II
Thermal insulation class: B (13°C)
Maximum ambient temperature: 25°C
Standard: EN 61558-2-13
Application
ventilation installations
HVAC systems
industrial control systems for three-phase fans
Connection diagram:
Parameters :
Brand:
Vents
Voltage / Power:
400V
Manufacturer details
Vents
Brzozowa 8
64-320 Niepruszewo
Poland
606376838
info@wentec.pl
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