NMX-500, Power Factor Corrected Multiple Output, Forced Current Sharing FEATURES: • Forced current sharing for N +1 redundancy Remote sense on outputs #1 and 2 Universal ac input 0.99 typical power factor Dual converter design eliminates interaction between logic and auxiliary outputs Low Ripple and noise on all outputs Dc power good and ac power fail signals True remote inhibit Option VMonotonic turn-on and turn-off SPECIFICATIONS: Reverse Voltage: Protected against reverse voltage up to supply current rating. INPUT ENVIRONMENTAL Ac Input: 90-264 Vac continuous range, 47 to 63 Hz. Internally Thermal Protection: Shuts down power supply if overheated. fused for 10 A. Automatic recovery. Power Factor: 0.99 typical at full load. Meets EN61000-3-2 Class A. Temperature Range: 0° to 50°C at full ratings. Inrush: Cold start ac current is less than 30 A at 115 Vac and Safety Agencies: Most models are approved to UL1950; CSA 60 A at 230 Vac. Limited by thermistor. 22.2 #234; IEC 950 and TÜV EN60950, Class 1 SELV., CE 72/23/ Brownout Protection: Holds regulation to 85 Vac. EEC/93/68EEC (low voltage directive). Holdup Time: 20 ms minimum after removal of power at full load. Conducted RFI: Meets FCC Part 15, Class A; EN55022 Class B. Efficiency: 75% typical. Output Isolation: Isolated from ground 50 Vdc. Ac Power Fail: Provides TTL “0” 5 ms before output voltage Cooling: 30 cfm required to achieve full ratings. goes out of regulation band upon loss of ac power. OUTPUT OPTIONS: Adjustability: Outputs #1 and 2 user adjustable ±5% minimum. Option “F”, Fan/Cover Assembly: Cover with integral ball- Output #3 tracks #2; initial accuracy ±4%. Output #4 user bearing fan provides proper cooling to achieve full ratings at 50°C adjustable ±5% minimum, or +5% only if voltage is 5.2 V ambient temperature. 2.05” dimension increases to 3.28”. Line & Load Reg: Outputs #1, 2, and 4 hold ±1% over ac input Option “V”, Fan/Cover Assembly: Low profile, end venting range and 0 to 100% load change. Output #3 requires 20% cover with integral ball-bearing fan. 2.05” dimension increases to minimum load on outputs #2 and 3 to hold ±4%. 2.50”, and 9.65” dimension increases to 11”. Ripple & Noise: Less than 1% p-p or 100 mV, whichever is greater. AC INPUT (90-264 VAC Continuous Range) Remote Sense (Outputs #1 and 2): Compensates for 250 mV total line drop. Open sense lead protection. (See Redundancy, below.) FUNCTION 115 VAC 230 VAC CONNECTOR Temperature Coefficient (Outputs #1, 2, and 4): 0.02% per Te B1-(L) L1 in Lp ine Barrier stri degree C. Tl B1-(N) N2 eutraLs ine #6-32 screw Stability: 0.1% over 8 hours after 30 minutes warm-up. Td B1-(GND)Sd afety GrounSs afety Groun 0.325" Center Transient Response (Outputs #1, 2, and 4): Output voltage DC OUTPUT returns to within 1% in less than 500 µs for a 50% load change. FUNCTION LOCATION NOTES CONNECTOR Peak transient does not exceed 5%. OV utput #1Tt erminal marked +Ms ain outpu Bus bar Overload Protection: All outputs are protected against overload T) erminal marked -VRs tn (common #6-32 screw and short circuit. Automatic recovery upon removal of fault. O0 utput #2 J1-5, 1 AMP#770743-1 mates Overvoltage Protection (Outputs #1 and 2): Protects load J) 1-4, 9R1 tn (common with connector 770580 against power supply induced overvoltage. Trip point is factory O8 utput #3 J1-3, with sockets #171639-1 set so that output voltage cannot exceed 136% of nominal. J) 1-4, 9 R) tn (common (AWG #20 to #16 Peak Output Current: Dual current ratings define continuous O7 utput #4Jt 1-2, (+) Floating Outpu Jt 1-1, 6 (-) Floating Outpu and peak currents. The peak current shown can be delivered for a maximum period of 30 seconds. STATUS AND CONTROL Remote Inhibit: Contact closure to the negative sense line or a FUNCTION LOCATION NOTES CONNECTOR TTL level “0” turns off dc outputs. R2 emote SenseJe 2- Oe utput #1 Sens AMP MTA typ Dc Power Good: Provides a TTL “1” open collector when output Jn 2-1On utput #1 Sense Rt #640456-8 pi #1 is above 4.6 V nominal. Je 2-8O) utput #2 Sens header (locking Redundancy: External OR-ing diodes and forced current Jn 2-7 Output Sense Rt sharing on output #1 provide “N+1” capability. Remote sense (+S) D3 c Power GoodJn 2- Reference to Commo compensates for additional 0.6 V diode voltage drop. When theA4 c Power FailJn 2- Reference to Commo current sharing terminal is connected between units, current I5 nhibit J2- C6 urrent Share J2- sharing remains within 10% of the unit’s full output current rating. A1 ux. Fan VoltageJt 3- +e 12V @ 0.5 A Outpu AMP MTA typ For hot swap applications see TMX 350. (2 Not available with "V "orJ) 3- Rn tn (commom #640456-2 pi "F" options) header (locking) 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 84 NMX-500, Power Factor Corrected Multiple Output, Forced Current Sharing Commercial Model Power Out Output No. Output Current Total Regulation (A) N0 MX-504-1205 51 0 +A 5V 7% 5 ±1 2V+k 12 8% /12 A p ±1 3V-A 12 4% ±4 4V5A .2 5% ±1 N0 MX-504-1212 51 0 +A 5V 7% 5 ±1 2V+k 12 8% /12 A p ±1 3V-A 12 4% ±4 4V1A 2 5% ±1 N0 MX-504-1224 51 0 +A 5V 7% 5 ±1 2V+k 12 8% /12 A p ±1 3V-A 12 4% ±4 4V2A 4 3% ±1 NMX-500 MECHANICAL SPECIFICATIONS NMX-500 NMX-500 with Option F 3.7 lb - 1.7 kg 3.9 lb - 1.8 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 85