NMX-350 Power Factor Corrected Multiple Output, Forced Current Sharing FEATURES: • Forced current sharing for N +1 redundancy  Universal ac input  0.99 typical power factor  Dual converter design eliminates interaction between logic and auxiliary outputs Option V  Low ripple and noise on all outputs  Dc power good and ac power fail signals  True remote inhibit  Monotonic turn-on and turn-off Reverse Voltage: Protected against reverse voltage up to Option E supply current rating. ENVIRONMENTAL Thermal Protection: Shuts down power supply if overheated. SPECIFICATIONS: Automatic recovery. INPUT Temperature Range: 0° to 50°C at full ratings. Safety Agencies: Most models are approved to UL1950; CSA Ac Input: 90-264 Vac continuous range, 47 to 63 Hz. Internally fused for 7 A. 22.2 #234; IEC 950 and TÜV EN60950, Class 1 SELV., CE 72/23/ Power Factor: 0.99 typical at full load. EEC/93/68EEC (low voltage directive). Meets EN61000-3-2 Class A. Conducted RFI: Meets FCC Part 15, Subpart J, Class A; Inrush: Cold start ac current is less than 30 A at 115 Vac and 60 EN55022 Class B; CISPR 22 Class B. Output Isolation: Isolated from ground 50 Vdc. A at 230 Vac. Limited by thermistor. Brownout Protection: Holds regulation to 85 Vac. Cooling: 30 cfm required to achieve full ratings. Holdup Time: 20 ms minimum after removal of power at full load. OPTIONS: Efficiency: 75% typical. Option “E”, Euro Style Connector: Provides input and auxiliary Ac Power Fail: Provides TTL “0” 5 ms before output voltage output connections accepting 14 to 24 AWG wire. Option “F”, Fan/Cover Assembly: Cover with integral ball- goes out of regulation band upon loss of ac power. bearing fan provides proper cooling to achieve full ratings at 50°C OUTPUT ambient temperature. 1.85” dimension increases to 3.08”. Adjustability: Outputs #1 and 2 user adjustable ±5% minimum. Option “V”, Fan/Cover Assembly: Low profile, end venting Output #3 tracks #2; initial accuracy ±4%. Output #4 user cover with integral ball-bearing fan. 1.85” dimension increases to adjustable ±5% minimum, or +5% only if voltage is 5.2 V. 2.50”, and 8.05” dimension increases to 9.40”. Line & Load Reg: Outputs #1, 2, and 4 hold ±1% over ac input range and 0 to 100% load change. Output #3 requires 20% AC INPUT minimum load on outputs #2 and 3 to hold ±4%. FUNCTION 115 VAC 230 VAC CONNECTOR Ripple & Noise: Less than 1% p-p or 100 mV, whichever is Te B1-(L)L1 in Lp ine Barrier stri greater. Tl B1-(N)N2 eutra Ls ine #6-32 screw Remote Sense (Output #1): Compensates for 250 mV total line Td B1-(GND)Sd afety GrounSs afety Groun 0.325" Center drop. Open sense lead protection. DC OUTPUT Redundancy: External OR-ing diodes and forced current FUNCTION LOCATION NOTES CONNECTOR sharing on output #1 provide “N+1” capability. Remote sense (+S) OV utput #1Tt erminal marked +Ms ain outpu Bus bar compensates for additional 0.6 V diode voltage drop. When the T) erminal marked -VRs tn (common #6-32 screw current sharing terminal is connected between units, current O6 utput #2 J1-1, AMP#770743-1 mates sharing remains within 10% of the unit’s full output current rating. J) 1-2,7R1 tn (common with connector 770580- Temperature Coefficient (Outputs #1, 2, and 4): 0.02% per O8 utput #3 J1-3, with sockets #171639-1 degree C. J) 1-2,7 R) tn (common (AWG #20 to #16 Stability: 0.1% over 8 hours after 30 minutes warm-up. O9 utput #4Jt 1-4, (+) Floating Outpu Transient Response (Outputs #1, 2, and 4): Output voltage Jt 1-5,10 (-) Floating Outpu returns to within 1% in less than 500 µs for a 50% load change. Peak transient does not exceed 5%. STATUS AND CONTROL Overload Protection: All outputs are protected against overload and FUNCTION LOCATION NOTES CONNECTOR short circuit. Automatic recovery upon removal of fault. R6 emote SenseJe 2- Oe utput #1 Sens AMP MTA typ Overvoltage Protection (Outputs #1 and 2): Protects load Jn 2-5On utput #1 Sense Rt #640456-6 pi against power supply induced overvoltage. Trip point is factory D4 c Power GoodJn 2-R) eference to Commo header (locking set so that output voltage cannot exceed 136% of nominal. I2 nhibit Jn 2- when #1 Sense Rt Peak Output Current: Dual current ratings define continuous is terminated and peak currents. The peak current shown can be delivered forC1 urrent Share J2- A3 c Power FailJn 2- Reference to Commo a maximum period of 30 seconds. Remote Inhibit: Contact closure to the negative sense line or aA2 ux. Fan VoltageJt 3- +e 12V @ 0.5 A Outpu AMP MTA typ (1 Not available with "V "orJ) 3- Rn tn (commom #640456-2 pi TTL level “0” turns off dc outputs. "F" options) header(locking) Dc Power Good: Provides a TTL “1” open collector when output #1 is above 4.6 V nominal. Condor D.C. Power Supplies, Inc., 2311 Statham Parkway, Oxnard, CA 93033 800-235-5929 • 805-486-4565  FAX 805-487-8911  www.condorpower.com 74 NMX-350 Power Factor Corrected Multiple Output, Forced Current Sharing Commercial Model Power Out Output No. Output Output Maximum OVP Setpoint N0 MX-354-1205 31 5 +A 5V 5V 0 <6.8 2V+k 12 8V /12 A p <16.3 3V-A 12 4 4V5A .2 5 N0 MX-354-1212 31 5 +A 5V 58 0 <6. 2V+k 12 83 /12 A p <16. 3V-A 12 4 4V1A 2 5 N0 MX-354-1224 31 5 +A 5V 58 0 <6. 2V+k 12 83 /12 A p <16. 3V-A 12 4 4V2A 4 3 NMX-350 MECHANICAL SPECIFICATIONS NMX-350 with Option F NMX-350 3.0 lb - 1.4 kg 2.6 lb - 1.2 kg Dimensions: Inches Millimeters Condor D.C. Power Supplies, Inc., 2311 Statham Parkway, Oxnard, CA 93033 800-235-5929  805-486-4565  FAX 805-487-8911  www.condorpower.com 75