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We are the supplier and exporter of low & medium voltage electric equipements: Electric Connectors, Industrial Plugs, XAC Pendent Pushbutton Switches, APP SB Power Connectors ,Contacts,Split Core Transformer, Clamp Transformer, Distribution box, LED Lampes. And crane parts: Electirc Hoist, Terminal Blocks, COB,XAC Pendant Control Stations, Crane Overload Detector, Cut off limit..

Albright SU60,SU80,SU190,SU280 contactor



Main TerminalRatingTypeConfigurationView
STUD250 ASU190DP ST NO
STUD250 ASU280SP ST NO
STUD250 ASU280PSP ST NO
STUD250 ASU2842 x SP ST NO
STUD250 ASU285SP ST NC
STUD250 ASU285PSP ST NC IP66
STUD100 ASU60SP ST NO
STUD100 ASU60PSP ST NO
STUD, M8150 ASU80SP ST NO
STUD, M8150 ASU80PSP ST NO


SU190 Albright contact
Main Contact Configuration
DP ST NO
STUD, M10
Thermal Current Rating 100%
 250A
Intermittent Current Rating
30% Duty450A
40% Duty390A
50% Duty360A
60% Duty320A
70% Duty300A
Typical fault currents which can be ruptured
(5ms time constant)
Without Blowouts1500A at 48V D.C.
With Blowouts1500A at 96V D.C.
Maximum Recommended Contact Voltages
(INDUCTIVE Load)
Without Blowouts48V D.C.
With Blowouts96V D.C.
Typical Voltage Drop Across Contacts per 100A
Normally Open40mV
Mechanical Life
 >5 x 106
Coil power dissipation
Very Intermittent (HO)40-50 Watts
Intermittently rated types(INT)30-40 Watts
Prolonged rated types (PO)15-25 Watts
Continuously rated types (CO)10-15 Watts
Maximum pull-in voltage
Intermittently rated types60%V
Continuously rated types66%V
Typical drop-out voltage
 10-20%
Typical pull-in time
(n/o contacts to close)30ms
Typical drop-out time
(n/o contacts to open) 
Without suppression8ms
With diode suppression60ms
With diode and resistor(depending on value)25ms
Typical contact bounce period
 3ms
Auxiliary contact thermal current rating
 5A
Auxiliary Contact Switching Capacities (Resistive Load)
5A at 24V D.C.
2A at 48V D.C.
0.5A at 240V D.C.
Recommended Mounting Orientation
Horizontal or Vertical, if vertical coil at bottom.

SU280 Albright contacts
Main Contact Configuration
SP ST NO
STUD, M10
Thermal Current Rating 100%
 250A
(Recommended Busbar Size for the Maximum Continuous Current Rating - )
Intermittent Current Rating
30% Duty450A
40% Duty390A
50% Duty360A
60% Duty320A
70% Duty300A
Typical fault currents which can be ruptured
(5ms time constant)
Without Blowouts1500A at 48V D.C.
With Blowouts2500A at 48V D.C.
With Blowouts1500A at 80V D.C.
Maximum Recommended Contact Voltages
(Inductive Load)
Without Blowouts48V D.C.
With Blowouts96V D.C.
Typical Voltage Drop Across Contacts per 100A
Normally Open40mV
Mechanical Life
Electrically Operated>5 x 106
Manually Operated
Coil power dissipation
Very Intermittent (HO)40-50 Watts
Intermittently rated types(INT)30-40 Watts
Prolonged rated types (PO)15-30 Watts
Continuously rated types (CO)10-15 Watts
Maximum pull-in voltage
Intermittently rated types60%V
Continuously rated types66%V
Typical drop-out voltage
 10-20%
Typical pull-in time
(n/o contacts to close)30ms
Typical drop-out time
(n/o contacts to open) 
Without suppression8ms
With diode suppression60ms
With diode and resistor (depending on value)25ms
Typical contact bounce period
 3ms
Auxiliary contact thermal current rating
 5A
Auxiliary Contact Switching Capacities (Resistive Load)
5A at 24V D.C.
2A at 48V D.C.
0.5A at 240V D.C.
Recommended Mounting Orientation
Horizontal or Vertical, if vertical coil at bottom.