Supplementary Protector 20A, D Curve 480Vac 2P | B1E2D20 Tripping Curve:D Curve (10-20 in.) the PSR is fully compatible

the PSR is fully compatible with all standard 24VAC controllers

All-welded construction made from 1 1/4" round tubing and reinforced 11-gauge deck

Auto-Stop function

Product Details : MA70-3/4 V-Belt Pulley Single Groove | AK71-3/4 Sheave

Green Standards:

Supplementary Protector 20A, D Curve 480Vac 2P | B1E2D20 Tripping Curve:D Curve (10-20 in.) the PSR is fully compatibleNOARK Manual Product Details : Supplementary Protector 20A, D Curve 480Vac 2P B1E2D20 Part No: B1E2D20 Product Type: Supplementary Protector Brand: NOARK No. Of Poles: 2 Tripping Curve: D Curve (10 20In) Rated Current (Amps): 20A Standard Ratings: 5 kA at 480Y 277Vac and 10 kA at 240Vac. Voltage (V): 480Vac Limited Warranty: 5 Years Features: Breakers mount on standard 35 mm DIN rail Thermal magnetic over current protection three levels of protection,