Fusible Link Assemblies offer 3 different torque ratings.
Fusible Link Assemblies, for Series 3000 Valves, utilize cam placed on top of spring pack rather than fixed loaded arm. Low Torque Series, ranging from 0-150 lb-in., uses valve handle to arm fusible link assembly. Mid Torque Series, ranging from 160-830 lb-in., uses detachable arming handle to arm link assembly, and High Torque Series, ranging from 835-21,000 lb-in., uses declutchable manual...
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