EFFECTIVE HEATING LENGTH | 78.375 NOMINAL INCHES |
ELEMENT CONNECTION STYLE | HERMETICALLY SEALED STUD |
ELEMENT RADIATION SPECTRUM | NONINFRARED |
ELEMENT QUANTITY | 72 |
FEATURES PROVIDED | OVERLOAD RELAY ELEMENT |
FLANGE DIAMETER | 16.000 INCHES NOMINAL |
FREQUENCY IN HERTZ | 6.0 |
HEAT CONTROL TYPE | THERMOCOUPLE |
HEAT QUANTITY | 1 |
HOLE OR SLOT QUANTITY | 16 |
LENGTH | 78.375 INCHES NOMINAL |
MATERIAL DOCUMENT AND CLASSIFICATION | QQ-R-175 COMP E FED STD 1ST MATERIAL RESPONSE RESISTANCE WIRE |
MATERIAL | NICKEL ALLOY E RESISTANCE WIRE |
MATERIAL | STEEL SHEATH |
III BODY STYLE | FLANGE, TYPE |
PART NAME ASSIGNED BY CONTROLLING AGENCY | FLANGED IMMERSION HEATER, FUEL OIL TRANSFER |
PHASE | THREE ALL VOLTAGES |
PROPRIETARY CHARACTERISTICS | PACS |
MAXIMUM WATTAGE RATING IN WATTS | 300000.0 ALL VOLTAGES |
MOUNTING METHOD STYLE | FLANGE TYPE MOUNTING FACILITY |
NOMINAL THREAD SIZE | 0.250 INCHES MOUNTING FACILITY |
OVERALL LENGTH | 83.094 INCHES NOMINAL |
SPECIAL FEATURES | 50000 "ON-OFF" CYCLES AT NORMAL SPEED; DESIGNED TO WITHSTAND VIBRATIONS RQMT MIL-STD-167 AND SHOCK RQMT OF MIL-S-901C FOR GRADE A, CL 1 EQUIP HI-IMPACT MEDIUM WEIGHT; TWO TYPE J THERMOCOUPLES; NON-FERROUS PARTS TREATED BY SANDBLASTING CLEAN AND CLEANSED W/WASH PRIMER MIL-P-1532B AND PRIMED 1 COAT FED SPEC TT-P-645 AND PAINTED MIL-E-150590B; ONE CONDUIT OPENING TOP OF FLANGE IS 1 IN NPT; SIX CONDUIT OPENINGS ON FLANGE ARE 2 IN NPT; 72 ELEMENTS, INCONEL 625, DESIGNED AT 20 WPSI WATT DENSITY |
SPECIAL TEST FEATURES | HERMETICALLY SEALED ELEMENTS TO PASS AN EXTERNAL HYDROSTATIC TEST OF 50 PSIG FOR 30 MIN |
VOLTAGE IN VOLTS AND CURRENT TYPE | 440.0 AC SINGLE VOLTAGE |
TERMINAL LENGTH | 0.344 INCHES NOMINAL |
TERMINAL QUANTITY | 144 |
THREAD QUANTITY | 20 PER INCH MOUNTING FACILITY |
UNPACKAGED UNIT HEIGHT | 23.500 INCHES NOMINAL |