Harrington ultra-low headroom trolley hoists have an H4 duty rating for high demand applications and come standard with VFD controls for ultimate lifting and lowering accuracy.
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Harrington's RY Series Electric Wire Rope Hoists are designed for safety, reliability and performance. These ultra-low headroom trolley hoists have an H4 duty rating for high demand applications and standard configurations are certified and listed to UL 1340 “Standard for Hoists”
RY Hoist Design
CAPACITY
● 3-10 Ton
COMPLIANCE
● NFPA 70 “National Electric Code”
● ASME B30.16, “Safety Standard – Overhead Hoists (Underhung)”
● ASME HST-4, “Performance Standard for Overhead Electric Wire Rope Hoists”
● RY hoists in standard configurations (including certain options) are certified to UL 1340 “Standard for Hoist”, CSA 22.2 No. 33
ROPE SYSTEM
● Premium Wire Rope (IWRC coated core)
● Full 360 ̊ rope guide
● Deep grooved rope drum
VFD (Variable Frequency Drive)
● Soft start/stop minimizes load swing
● High and low speed adjustability
● Maximum speed ratio of 6:1
● No-load high speed function
STANDARD VOLTAGE
● (208-230)-3-50/60
● 460-3-50/60
CONTROL VOLTAGE
● 110V
BRAKE
● Pull-rotor motor brake 3 & 5 Ton; Magnetic disc brake 7.5 & 10 Ton
● 5-year warranty
MOTOR
● Totally enclosed fan cooled (TEFC)
● Class F insulation and ribbed frame for maximum cooling and durability
● IP55 rating
OVERLOAD PROTECTION
● Electronic overload limiter
OPERATING CONDITIONS
● Recommended for -4 ̊ to +104 ̊ F and humidity of 90% or less
OPTIONS
● Pendant
● Power supply cord
● Flange extension kit
RY Hoist Features
VFD Control
The variable frequency drive provides a soft start/stop to minimize load swing, with adjustable high and low speeds.
Premium Wire Rope
Harrington's premium wire rope (IWRC, coated core) provides high resistance to fatigue and wear.
Full 360° Rope Guide
Made of high strength polymer for durability, our rope guide keeps the rope securely in the groove on the drum.
High Performance Motor Brakes
The pull-rotor motor brake on 3 & 5 Ton models, and a magnetic disc brake on 7.5 and 10 Ton models. Both brakes provide reliable and safe operation and exceptional durability.