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| RAILWAYS PB169/253/254 1 0 0 - 1 3 8 W AT T S R A I LW AY D C / D C C O N V E R T E R S Features * Input reverse polarity protected. * Input transient protected. * Input surge protection. * Meets IEC571, BRB12, BRB13 and BRB18 for input transients and surges Specifications INPUT Voltage PB169: 20-30Vdc. PB253: 18-50Vdc. PB254: 74-138Vdc. 30% of Vin 800V indefinitely. OPERATING Efficiency at full load Isolation (with VR1 & VR2 removed) 73%-80% Input - Output: 1000VAC Input - Ground: 1000VAC Output - Ground: 500VAC Input ripple voltage Input reverse polarity protection ENVIRONMENTAL Operating Temperature -20C to 45C (PB169, PB253). -10C to 60C (PB254). OUTPUT Output voltage PB169: 24Vdc. PB253: 24Vdc. PB254: 13.8Vdc. PB169: 4.2A. PB253: 4.2A. PB254: 10A. PB169: 100W. PB253: 100W. PB254: 138W. 0.36Vdc (PB169/253). 0.10Vdc (PB254). Input transient and surge protection C-Tick STANDARDS AND APPROVALS Designed to meet BRB 12, BRB 13, BRB 18 and IEC571-1. AS/NZS2064:1997 Group 1 Class A Output current MECHANICAL Connections Dimensions 6-way terminal block connector PB169: 60x111x60mm. PB253: 60x111x60mm. PB254: 60x158x205mm. Four M4 slots Output power Line & load regulation Mounting 396 |
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