PST PSTB Advanced StarterTechnical Data Rated insulation voltage, Ui PST(B) ... 1050 690 V Rated operational voltage, Ue 208 ... 690 V + 10%/-15% Starting capacity at max rated current lr 3 x lr for 15 sec. Number of starts per hour PST30 ... 300 30 PSTB370 ... 1050 10 Overload capacity, Overload Class 10 Service factor PST(B)30 ... 840 115% PSTB1050 100% Ambient temperature During operation During storage +-0 ... +50 oC -25 ... +70 oC Altitude Maximum altitude 4000 m Degree of protection Main circuit Supply and Control circuit PST30 ... 72 IP10 IP20 PST85 ... PSTB1050 IP00 Main circuit Built in By-pass contactor Cooling system - Fan cooled (thermostat controlled) PST30 ... 300 No Yes PSTB370 ... 1050 Yes Supply circuit Supply voltage Us - one range 100 ... 250 V +10%/-15%, 50/60 Hz +-5% HMI for settings (Human Machine Interface) 20 segment display: YesKeypad with two selection keys and two navigating keys: Yes Plain text in 14 languages(English, German, Italian, Dutch, Chinese, Finnish, Swedish, French, Spanish, Russian, Portuguese, Turkish, Polish and Czech): Yes Signal relay Number of programmable signal relays (Each relay can be programmed to be Run, By-pass or Event signal): 3K4 - Default as Run signal: YesK5 - Default as By-pass signal: YesK6 - Default as Event signal: YesRated operational voltage Ue: 250 VRated thermal current lth: 5 ARated operational current le at AC - 15 (Ue = 250 V): 1.5 A Analog output Output signal reference: 0 ... 10 V, 0 ... 20 mA, 4 ... 20 mAType of output signal: I Amp, U Volt, P kW, P hp, Q kVAr, S kVA, TmpMot, TmpSCR, cosPhi Control circuit / Hardware inputs Internal 24 V DC (10 mA closed): YesStart / Stop inputs: YesTwo extra programmable inputs (Each input can be programmed to be either, Non, Reset, Enable, Jog, DOL - On, Start motor 2 or Start motor 3, -Dis).: Yes Signal indication LED's Power on - Green: YesFault - Red: YesProtection: Yellow: Yes Protections Electronic overload: YesAdjustable tripping classes - Class 10 A, 10, 20 and 30 Dual overload (separate overload function for start and run): YesPTC connection: YesLocked rotor protection: YesUnderload protection: YesPhase imbalance: Yes High current (8 x le): YesPhase reversal protection: Yes Warnings (pre-warning) High current: YesLow current (underload): Yes Overload trip: YesOvertemp. thyristors (SCR): Yes Start of several motors Possible to set up and start three different motors: YesField bus connection Connection for ABB FieldBusPlus: YesPTC input Switch off resistance: 2825 ohm +- 20%Switch on resistance: 1200 ohm +- 20% External keypad Display: LCD typeAmbient temperatureDuring operation: +- 0 ... +50 oCDuring storage: -25 ... +70 oCDegree of protection: IP66 Note Valid for 50% on time and 50% off time, with 3.5 x le for 7 seconds.Above 40 oC up to max. 50 oC reduce the rated current with 0.8% per oC.When used at high altitudes above 1000 meters up to 4000 meters you need to derate the rated current using the following formula. [% of le = 100 - x - 1000/150]x = actual altitude for the softstater
