iPuray BRT-784 User manual

Product Description of BRT-784 Page 1of 3
Shenzhen Asia Bright Industry co., Ltd., Building 10, Asia Industrial Park, Gangtou, Bantian, Shenzhen, China.
www.a-brt.com. [email protected].
© 2015 All rights reserved. Subject to change without notices.
High Power Speed Control Switch
Model #：BRT-784
Features:
BRT-784 is a high power speed controller which has a built-in micro controller unit. It uses rotary
knob for turning on or turning off the motor, and for adjusting the motor’s speed. It is designed to
be used as an in-line device.
Load up to 2000W;
Good for controlling multiple motor loads;
Starts at highest speed;
Adjustable minimum speed setting. The minimum speed can be fine-tuned by the user to suit
for all kind of motors;
Sturdy metal case; and
High quality builds.
Top View and Side View:
Fig. 1 and Fig. 2 show the top view and the side view of BRT-784 speed control switch
respectively. It has a rotary knob on its top and input and output wires on one end.
Fig. 1 Top View Fig. 2 Side View

Product Description of BRT-784 Page 2of 3
Shenzhen Asia Bright Industry co., Ltd., Building 10, Asia Industrial Park, Gangtou, Bantian, Shenzhen, China.
www.a-brt.com. [email protected].
© 2015 All rights reserved. Subject to change without notices.
Specification Parameters:
Input Voltage
220～240V(50Hz/60Hz)
Operation
Environment
No-condensation 20-90% RH，
-20℃～55℃
Load type
AC Motor
Wattage
2000W
Dimension
168mm x 76mm x 68mm
Weight
355g
Wiring and Installation Guide:
BRT-784 speed control switch is used as an in-line device. It can be mounted on a flat surface by
using 4 mounting holes on the bottom. As shown in Fig. 3, the device has 3 input wires and 3
output wires coming out of two outlets, respectively. All the wires are color coded and labelled for
easy identification.
Installation must be done when power is turned off. Please follow the wiring diagram carefully.
Fig. 3 BRT-784 Wiring Diagram
Operation Guide:
Once it is installed, BRT-784 speed control switch is easy to operate.
1. Turn on or turn off the fan and adjust fan speed: Rotating the knob clockwise will turn
on the fan and rotating the knob clockwise further more will reduce the fan speed. When the
fan is on, rotating the knob counter-clockwise will increase the fan speed and rotating the
knob counter-clockwise further more will turn off the fan; and
ACL: Hot wire
ACN: Neutral wire

Product Description of BRT-784 Page 3of 3
Shenzhen Asia Bright Industry co., Ltd., Building 10, Asia Industrial Park, Gangtou, Bantian, Shenzhen, China.
www.a-brt.com. [email protected].
© 2015 All rights reserved. Subject to change without notices.
2. Set the minimum fan speed limit: As shown in Fig. 4, the minimum fan speed can be
fine-tuned by tuning a screw on the side of BRT-784 during initial installation. Turn on the
fan and rotate the speed control knob to run the fan at the lowest speed. Then, turn the screw
using a screw driver to obtain a minimum fan speed as desired.
Fig. 4 Fan Speed Adjustment
Note: Adjusting the minimum speed is necessary for some motors, or the motor may not move
due to too low a driving voltage.
Applications:
BRT-784 keypad speed control switch can be used for all kinds of appliances driven by motors,
especially for multiple high power loads such as cooling fans, ventilation fans, blowers, etc. It has
wide applications at various locations such as homes, schools, laboratories, hospitals, bars,
restaurants, etc.
How to Order:
Please contact us: Shenzhen Asia Bright Industry Co., Ltd
Building 10, Asia Industrial Park, Gangtou, Bantian, Shenzhen, China
Tel: [phone] [phone]
Fax: [phone] [phone]
Email: [e-mail] Website: www.a-brt.com
Fine Tune Screw