PolySwitch® PTC Devices Tyco/Electronics Raychem Circuit Protection 308 Constitution Drive Menlo Park, CA 94025-1164 800-227-4856 FAX 800-227-4866 PRODUCT: RUSB155 DOCUMENT: SCD 24372 PCN: 832071 REV LETTER: C REV DATE: FEBRUARY 3, 2003 PAGE NO.: 1 OF 1 Overcurrent Protection Device Specification Status: RELEASED Electrical Rating Voltage: 6VDC MAX Current: 40A MAX Insulating Material: Cured, Flame Retardant Epoxy Polymer meets UL 94 V-O Requirements Lead Material: 24 AWG Tin Lead Plated Copper Clad Steel Marking: Raychem Logo R155 Part Identification Lot Identification (can be on back) TABLE I. DIMENSIONS: A mm: in*: MIN --- B MAX 6.9 (0.27) MIN --- C MAX 11.7 (0.46) MIN 4.3 (0.17) D MAX 5.9 (0.23) MIN 7.6 (0.30) E MAX --- MIN --- MAX 3.1 (0.12) TABLE II. PERFORMANCE RATINGS : I HOLD RATED CURRENT CURRENT RATINGS INITIAL RESISTANCE VALUES AMPERS AT 20°C HOLD 1.55 AMPERES AT 20°C HOLD TRIP 1.55 2.65 OHMS AT 20°C MIN TYP 0.04 0.06 Agency Recognitions: Reference Documents: Precedence: Effectivity: CAUTION: ONE HOUR POST-TRIP RESISTANCE STANDARD TRIP OHMS AT 20°C MAX 0.10 TIME TO TRIP @ 7.75A TRIPPED-STATE POWER DISSIPATION SECONDS AT 20°C WATTS AT 20°C 2.2 0.6 UL, CSA, TUV recognized. PS300 This specification takes precedence over documents referenced herein. Reference documents shall be the issue in effect on the date of invitation for bid. Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.