Fast Processing Same-day processing on business days
Free U.S. Shipping Available on eligible products
Miami Warehouse Ready to ship nationwide
Freight Available Liftgate and forklift options
Expert Support Help selecting the right pump
Commercial & Industrial Pumps, motors, VFDs and controls

Ring Blower Internal Overload Protection Instructions

GOL PUMP RING BLOWER I TURBO BLOWER Tharmal Protactor Pl, P2 WIRING INSTRUCTION

For Models rated single phase, 1/4hp (200W) and 1/2hp (370w):

The integral thermal overload protector is built-in and connected to the motor winding. Therefore, the motor has been thermally protected.

For Models rated single phase, over 1/2hp (370w) motor, and all three phase motors:

  1. The thermal protector is pre-installed inside the motor winding, yet the two wires endpoints (P1 and P2) of the protector inside the terminal box are NOT connected to motor winding. Please do connect two wires endpoints (P1 and P2) to an external electromagnetic switch that matches the rated current printed on the blower’s nameplate.
  1. Under certain circumstances, if P1 and P2 are not connected to an external electromagnetic switch, the motor could still operate normally, but without thermal overload protection.
  2. The followings are the illustrations of the wiring for thermal overload protection.

Related Posts

Vertical Multistage Pumps

Vertical Multistage Pumps Shop vertical multistage pumps for pressure boosting, HVAC systems, water supply, irrigation, reverse osmosis, boiler feed, and

Read More

Vertical Inline HVAC Pumps

Vertical Inline HVAC Pumps: Reliable Circulation for Commercial and Residential Applications, If you’re designing, maintaining, or upgrading an HVAC system, a vertical inline pump is one of the most efficient and space-saving solutions available. With free shipping across the United States and unmatched customer service, Pump Supermarket is your go-to source for circulation and HVAC pumps.

Read More
Gear Easy Selector