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Working Instructions & Maintenance
Product Layout
The elastic coupling “G” is supplied as standard fitting on the Series RD, RN, RO, RV, RP, RS, RT.
Reducer half-coupling
Material: steel alloy
One piece built-in input shaft
Two bearing mounting
Unchanged casing dimensions
Spider
External tooth connection
Material: Thermoplastic Elastomer
- Elastollan
®
TPU - Polyurethane
- Hytrel
®
TPE - Polyester
Hardness
- TPU 98 Shore A
- TPE 72 Shore D
Temperature
- TPU -20/+75°C (-4 / +167°F)
- TPE -30/+100°C (-22 / +212°F)
Motor half-coupling
Material:
- Aluminium die cast (G3, G5, G6)
- Alloy steel
(GS8)
Dynamic balancing
Fitting:
- Clamp (G3, G5, G6)
- Key
(GS8)
Bores:
- IEC 72 / N42948
- NEMA C y TC
Advantages:
One gearbox only for each reduction ratio
Greater flexibility
Increased stock rotation
Fretting corrosion elimination between key and keyway
Zero backlash in gearbox/motor connection
Allowed angular misalignment 1° max
Torsional rigidity
High vibration damping
Input flanges:
Material:
- Aluminium up to IEC112 and NEMA TC180
- Cast iron from IEC 132 and NEMA TC200
Elastic Coupling “G”
