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Coupling <strong>Relays</strong>3TX7 Coupling <strong>Relays</strong>, Narrow DesignSemiconductor couplers© Siemens AG 20125Type 3TX7 002-3AB00 3TX7 002-3AB01 3TX7 002-4AB00 3TX7 002-4AG00Control sideOperating range V 17 ... 30 DC 11 ... 30 DC 17 ... 30 AC/DC 88 ... 264 ACPower consumption, max.•At 17 V DC mA 18 5 -- --•At 24 V DC mA 20 7 -- --•At 30 V DC mA 22 8.5 -- --• At 17 V AC/DC mA -- -- 10 --• At 24 V AC/DC mA -- -- 14 --• At 30 V AC/DC mA -- -- 18 --• At 88 V AC/DC mA -- -- -- 9• At 230 V AC/DC mA -- -- -- 24• At 264 V AC/DC mA -- -- -- 28Load sideSwitching current A 1.8 1.5 2) 0.1 0.1Short-time loading capacity A 20 4 1 1ms 20 200 20 20Switching voltage (operating range) 1)• Effective AC 50/60 Hz V 48 ... 264 -- -- --•DC -- ≤60 ≤30 ≤30Minimum load current mA 60 -- -- --Voltage drop conducting V ≤1.5 ≤1.1 ≤1.7 ≤0.31) Observe minimum switching voltage for 3TX7 002-3AB00.2) See derating diagram.Type 3TX7 004-3TX7 005-Control sideOperating range1) In the event of a short circuit or overload, the semiconductor outputswitches off. In order to operate the device again, it must be temporarilydisconnected from the power supply.2) In the event of a short circuit or overload, the current is limited by the semiconductoroutput.Derating diagram for 3TX7 002-3AB013AB04 3AC.4 3AC03 3PB54 3PB74 4PG24 3PG74V110 ... 23011 ... 30 DCAC/DCPower consumption, max.•At 24 V DC W 0.5 0.25 0.2 -- --• At 110 V DC W -- -- -- -- 0.2• At 230 V AC VA -- -- -- 1.5 1.5Load sideSwitching voltage V 10 ... 48DC10 ... 30DC24 ... 250AC10 ... 30DC11 ... 30DC10 ... 30DC88 ... 253AC/DC11 ... 30DC2)Switching current A 0.5 5 2 1.5 3 0.1 3Short-time loading capacity• Current A 1.5 Shortcircuit100 Short-circuit 0.2 Shortcircuitproof 1) proof 2)proof• Duration ms 20 -- 20 -- -- 3 --Minimum load current mA -- 500 3) 50 -- -- -- --3) If the current falls below the minimum load current, the built-in semiconductordetects an open circuit in the load circuit. The control must be temporarilyswitched off for resetting.(A)Continuouscurrent perchannel1,5SeparateBetween2 modules1with 5 mmclearance eachand 1 W powerloss each0,5NSB0_0018720 40 60 u (°C)Load current as a function of ambient temperature T u5/48 Siemens IC 10 · 2012
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