ABB PST72 Installation And Maintenance Manual

3:8 Technical data
3:8.1 General
Item Technical data
Rated insulation voltage, Ui 690V
Rated operational voltage, Ue 208-690 V (in two modes)
Rated control voltage, Us 100 - 250 V 50/60 Hz
Rated frequency 50 / 60 Hz
Voltage tolerances +10% to -15%
Frequency tolerances ±5%
Rated impulse withstand voltage 2 kV
Number of controlled phases 3
Programmable inputs 24 VDC, 10 mA
Output relays 250 VAC, Ith = 5A, le = 1.5A (AC-15)
Battery back-up D20mm Lithium 3V CR2032
PTC input 2825 ohm ±20% switch off resistance
1200 ohm ±20% switch on resistance
Cooling system Fan
Recommended fuse for control circuit 6A Delayed
MCB use C characteristics
Service factor 115% (100% for PSTB1050)
Communication protocols AS-Interface DeviceNet / Probus DP /
Modbus
Chapter 3 - Description
3:8.2 Semi-conductor fuses
Softstarter type Bussmann fuses Holders
A Type
PST30 80 170M1366 170H1007
PST37 125 170M1368 170H1007
PST44 160 170M1369 170H1007
PST50 160 170M1369 170H1007
PST60 200 170M1370 170H1007
PST72 250 170M1371 170H1007
PST85 315 170M1372 170H1007
PST105 400 170M3019 170H3004
PST142 450 170M3020 170H3004
PST175 500 170M3021 170H3004
PST210 630 170M5012 170H3004
PST250 700 170M5013 170H3004
PST300 900 170M5015 170H3004
PSTB370 700 170M5013 170H3004
Low Voltage Products & Systems 3.5
ABB Inc. • 888-385-1221 • www.abb-control.com 1SXU 132 021 M0201
3

ABB PST72 Specifications

General

Brand	ABB
Model	PST72
Category	Controller
Language	English