Altistart 48 Enclosed Altistart 48 Soft Starters Page 18 Speci“cations

18 Altistart 48 soft starters for asynchronous motors I/O & Control Specifications I/O & Control specifications The control terminals are fitted with one way plug-in connectors. Maximum connection capacity: 2.5 mm 2 (12 AWG) ATS48 ppp Y control terminals Terminal Function Characteristics CL1 ATS48 control power supply ATS48 ppp Y : 208 V to 600 V + 10% - 15%, 50/60 Hz CL2 R1A Normally open (N/O) contact of programmable relay R1 Minimum switching capacity: 10 mA for 6 V c Maximum switching capacity on inductive load (cos = 0.5 and L/R = 20 ms) : 1.8 A for 230 Va and 30 V c Maximum voltage: 400 V R1C R2A Normally open (N/O) contact of end of starting relay R2 R2C R3A Normally open (N/O) contact of programmable relay R3 R3C STOP Stop starter (state 0 = stop) 4 x 24 V logic inputs with 4.3 kW impedance Umax = 30 V, Imax = 8 mA state 1: U > 11 V - I > 5 mA state 0: U < 5 V - I < 2 mA RUN Run starter (state 1 = run if STOP is at 1) LI3 Programmable input LI4 Programmable input 24V Logic input power supply +24 V 25% isolated and protected against shortcircuits and overloads. Maximum current: 200 mA LO+ Logic output power supply To be connected to 24 V or an external source LO1 Programmable logic outputs 2 open collector outputs, compatible with level 1 PLC IEC 65A-68 standard Power supply +24 V (min. 12 V, max. 30 V) Maximum current 200 mA per output with an external source LO2 AO1 Programmable analog output Output can be configured as 0 - 20 mA or 4 - 20 mA Accuracy 5% of the maximum value Maximum load impedance: 500 COM I/O common 0 V PTC1 Input for PTC probes Total resistance of probe circuit 750 W at 77 F (25 C) (3 x 250 W probes in series, for example) PTC2 RJ45 Connector for: Remote terminal PowerSuite Communication bus RS 485 Modbus Altistart 48 control terminals

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