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| 20A Power Supply Redundancy Module Features : DR-RDN20 Suitable for redundant operation of 24V system Installed on DIN Rail TS35 / 7.5 or 15 Relay contact signal output and LED indicator for input failure alarm Cooling by free air convection 3 years warranty SPECIFICATION MODEL REVERSE VOLTAGE (max.) OUTPUT OUTPUT CURRENT (max.) VOLTAGE DROP LED INDICATORS INPUT VOLTAGE RANGE INPUT NUMBER OF INPUTS INPUT CURRENT (max.) FUNCTION INPUT VOLTAGE ALARM WORKING TEMP. ENVIRONMENT WORKING HUMIDITY VIBRATION DR-RDN20 30V 20A 0.5V Two green LEDs indicating each input is "OK or fail" 21 ~ 28V Two 20A per input When input is > 20V( 5%) or < 30V( 5%) relay contacts -20 ~ +70 20 ~ 90% RH non condensing , 10 ~ 95% RH 10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes ; Mouning: Compliance to IEC60068-2-6 RELAY CONTACT RATING (max.) 30VDC, 1A STORAGE TEMP., HUMIDITY -40 ~ +85 Terminal-Chassis :0.5KVAC, Relay Contacts-Terminal :0.5KVAC WITHSTAND VOLTAGE Terminal-Chassis :>100M Ohms/500VDC 25 70%RH SAFETY & ISOLATION RESISTANCE EMI CONDUCTION & RADIATION Compliance to EN55022 (CISPR22) Class B EMC EMS IMMUNITY MTBF OTHERS DIMENSION PACKING NOTE Compliance to EN61000-4-2,3,4,5,6,8, ENV50204, Heavy industry level, criteria A 996.8Khrs min. MIL-HDBK-217F (25 ) 55.5*125.2*100mm (W*H*D) 0.5Kg; 20pcs/11Kg/1.29CUFT of ambient temperature. 1. All parameters NOT specially mentioned are measured at 24VDC input, rated load and 25 Typical Application Notes 1. 1+1 Redundancy Using 1 more PSU as the redundant unit PSU PSU 2. 1+N Redundancy: Using more PSUs as the redundant units to increase the reliability PSU PSU PSU PSU PSU PSU .............. Vin A DR-RDN20 Vout Load Load Vout Vin B DR-RDN20 Vout Vin A Vin B DR-RDN20 Vout Vin A Vin B DR-RDN20 3. Single Use: Connecting only one PSU to one DR-RDN20 to reduce the stress of the diodes and hence increase the reliability PSU PSU Vin A Vin B DR-RDN20 Vout Load Vin A Vin B DR-RDN20 Vout File Name:DR-RDN20-SPEC 2007-09-19 20A Power Supply Redundancy Module Mechanical Specification DR-RDN20 Case No.923C Unit:mm 125.2 LED TB1 TB2 1 2 3 4 1 2 3 4 5 6 55.5 100 Terminal Pin No. Assignment (TB1) Pin No. 1 2 3,4 5 6 Assignment Vout+ VoutVinVin B+ Vin A+ 35 ADMISSIBLE DIN-RAIL:TS35/7.5 OR TS35/15 Terminal Pin No. Assignment (TB2) Pin No. 1 2 3 4 Assignment Alarm B1 Alarm B2 Alarm A1 Alarm A2 Block Diagram Vout+ Vin/VoutVin B+ RELAY A Vin A+ A2 A1 RELAY B B2 B1 + Alarm A + Alarm B Derating Curve 100 80 60 LOAD (%) 40 20 -20 0 10 20 30 45 50 60 70 (VERTICAL) AMBIENT TEMPERATURE ( ) File Name:DR-RDN20-SPEC 2007-09-19 |
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