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| im in ar y DRP20 SERIES 20A DIN RAIL MOUNTABLE REDUNDANT MODULE Pr el FEATURES SUITABLE FOR REDUNDANT OPERATION OF 24V SYSTEM MAX 20A READY RELAY CONTACTS DECOUPLING DIODES LED INDICATOR FOR INPUT FAILURE ALARM. SPECIFICATION GENERAL Characteristics Isolation voltage Isolation resistance Ambient temperature Storage temperature Relative humidity Dimension Cooling Case material Conditions Input / Relay contact Input / Relay contact, @ 100VDC Operating at Vi nom Non operational Vi nom, Io nom L90 x W54 x D113.5 Free air convection Plastic min. 100 100 -25 -25 20 typ. max. unit VDC M + 71 + 85 95 o o C C % RH mm INPUT SPECIFICATIONS Characteristics Rated input voltage Number of inputs Input current (max) Io nom Conditions min. 21 typ. 2 max. 28 20 unit VDC A OUTPUT SPECIFICATIONS Characteristics Output voltage drop Output current Reverse voltage (max) DC ON indicator Two LEDs indicating each input is "ok or fail" Green LED Vi n - Vout Vi nom Conditions min. typ. 0.5 max. 20 30 unit V A V CONTROL FUNCTION Characteristics Power Rdy OK Fail Contact rating at 30VDC Conditions min. typ. max. 5%) or <30V( 5%) or >30V( 1.0 unit 5%) 5%) A When input is>20V( When input is<20V( www.chinfa.com 2009.01.23 sales@chinfa.com DRP20 SERIES MECHANISM & PIN CONFIGURATION mm [inch] 54.00 [2.12] CONSTRUCTION Easy snap-on mounting onto the DIN-Rail (TS35/7.5 or TS35/15), unit sits safely and firmly on the rail; no tools required even to remove 123456 113.50 [4.47] INSTALLATION Ventilation / Cooling Normal convection All sides 25mm free space For cooling recommended Connector size range Solid:0.2-2.0mm2(AWG24-14) (use copper conductors only) LED A FAIL OK FAIL OK LED B DRP20 7 8 9 10 11 12 APPROVALS AND STANDARDS UL/cUL TUV CE UL508 Listed UL60950-I Recognized EN60950-I EN61000-6-3, EN55022 class B EN61000-6-2, En55024 EN61204-3 PIN ASSIGNMENT PIN NO. 1 2 3 4 5 6 7 8 9 10 11 12 + + + RDY A RDY B Designation FAIL COM B O.K FAIL COM A O.K 90.0 [3.54] Description A normal open relay contact for DC ON level control A+ B+ Input terminal Negative output terminal / input terminal Positive output terminal PHYSICAL CHARACTERISTICS CASE SIZE SCREW TERMINAL TYPE 90 x 54 x 113.5 mm (3.54 x 2.12 x 4.47 inches) Plastic 210g CASE MATERIAL WEIGHT www.chinfa.com 2009.01.23 sales@chinfa.com DRP20 SERIES TYPICAL APPLICATION NOTES 1.) 1+1 Redundancy : Using 1 more PS as the redundant unit. PS#1 PS#2 DRP20 Vout Load 2.) Single Use : Connecting only one PS to one DRP20 to reduce the stress of the diodes and hence increase the reliability. PS#1 PS#1 Vin A Vin B Vin A Vin B DRP20 Vout Vout DRP20 Load 3.) 1+N Redundancy : Using 1 more PS as the redundant units to increase the reliability. PS#1 PS#2 PS#1 PS#2 PS#1 PS#2 Vin A Vin B Vin A Vin B Vin A Vin B DRP20 Vout Vout DRP20 Vout DRP20 Load CIRCUIT SCHEMATIC Vin A+ RELAY A + RDY A Vin B+ + Vin/VoutVout+ www.chinfa.com 2009.01.23 RELAY B RDY B sales@chinfa.com |
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