CHAPTER 2: PRODUCT DESCRIPTION SPECIFICATIONSB90 LOW IMPEDANCE BUS DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL 2-212Maximum DC voltage: 75 V for SL power supply moduleVoltage loss hold-up: 200 ms duration at maximum loadNOTE: Low range is DC only.HIGH RANGENominal DC voltage: 125 to 250 VMinimum DC voltage: 88 VMaximum DC voltage: 300 VNominal AC voltage: 100 to 240 V at 50/60 HzMinimum AC voltage: 88 V at 25 to 100 HzMaximum AC voltage: 265 V at 25 to 100 HzVoltage loss hold-up: 200 ms duration at maximum loadALL RANGESVolt withstand: 2 × Highest Nominal Voltage for 10 msPower consumption: typical = 15 to 20 W/VAmaximum = 45 W/VAcontact factory for exact order code consumptionINTERNAL FUSERatings:Low range power supply: 8 A / 250 VHigh range power supply: 4 A / 250 VInterrupting capacity:AC: 100 000 A RMS symmetricalDC: 10 000 A2.5.7 OutputsFORM-A RELAYMake and carry for 0.2 s: 30 A as per ANSI C37.90Carry continuous: 6 ABreak (DC inductive, L/R = 40 ms):Operate time: < 4 msContact material: silver alloyLATCHING RELAYMake and carry for 0.2 s: 30 A as per ANSI C37.90Carry continuous: 6 A as per IEEE C37.90Break (DC resistive as per IEC61810-1):Operate time: < 4 msContact material: silver alloyVoltage Current24 V 1 A48 V 0.5 A125 V 0.3 A250 V 0.2 AVoltage Current24 V 6 A48 V 1.6 A125 V 0.4 A250 V 0.2 A
