Watts 1 1 4 740 030 FS Hot Water Relief Valve, Iron, FNPTF x FNPTF, 1 1 4 in x 1 1 2 in, 30 psi 3KD38 UL Listed HP @ 3 UL Listed HP @ 3 Phase 575V 10 hp HP @ 3 Phase 208V 7 1 2 hp Hz 60 Thermal Unit Code B Features Pvc Free Enclosure Type Painted Steel Sheet Product Type Motor starter Operating Voltage 600V AC NEMA Enclosure Rating 1 Starter Style NEMA Horsepower @ Three Phase 208V AC 7 1 2 hp Reversing Capability Non Reversing Overload Protection Type Thermal Horsepower @ Three Phase 480V AC 10 hp Minimum Overload Relay Current Setting Not Applicable Coil Voltage 24V AC Includes Auxiliary Contacts No Frequency 60 Hz Current AC 27 A Maximum Voltage Rating 600V AC Terminal Connection Type Screw Clamp Terminals Horsepower @ Three Phase 600V AC 10 hp Phase Three Horsepower @ Three Phase 240V AC 7 1 2 hp Operator Function Not Applicable Number of Auxillary Contacts 0 Includes Pilot Light No Maximum Overload Relay Current Setting Not Applicable Operator None Type Of Overload Melting alloy 3 Control Circuit Type Separate control circuit Pilot Light Without pilot light Control Units No control units Short Circuit Current Rating Circuit breaker: 5 kA at 600 V AC Pressure 600 PSI CWP Handle Type Lever Stem Type Blowout Proof Body Style Inline Item Ball Valve Compliance MSS SP 110 Body Material Bronze Standards ARRA Compliant 000 BtuH BtuH Seat Material Metal