Product Details
The NER Dual Speed series of electric chain hoists from Harrington features an under the cover variable frequency drive, providing excellent load control and field adjustable two speeds with up to a 12:1 speed ratio. Key attributes include "The Guardian": smart brake technology, a current driven electromagnetic brake that only releases when the motor is energized, grade 80 nickel plated load chain, and a variable frequency drive allowing speed adjustability along with integral count hour functionality which records and displays the number of lowering starts and hoist on time. Additional specifications comprise a 5 pocket load sheave to reduce vibration and extend chain life, a cooler motor and brake due to the fan cooled motor, low profile upper and lower limit switches, and plug in pendant and power supply cords. The hoists are UL listed to UL 1340, built to be environmentally friendly meeting RoHS requirements, and exceed ASME H4 duty rating. Each hoist is supplied with a test certificate confirming that it has been factory load tested to 125% of its rated capacity, in accordance with ASME B30.16.
