SW80 Series
Performance data

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SW80 Series Performance data

 

SW80, SW80B, SW82, SW84B, SW85B, SW88, SW88B, DC88, DC88B and SW822 Data
Thermal current rating (100%): 100 Amperes
   
Intermittent current rating:
  30% duty                180 Amperes
  40% duty                160 Amperes
  50% duty                150 Amperes
  60% duty                130 Amperes
  70% duty                120 Amperes
Typical fault currents which can be ruptured
(5mS time constant):
   
SW80 and SW85
  800 Amperes at 48V DC
SW80B and SW85B
  800 Amperes at 80V DC
SW84*, SW88* and DC88*
  800 Amperes at 48V DC
SW84B*, SW88B*, and DC88B*
  600 Amperes at 80V DC
SW82 and SW822
  800 Amperes at 80V DC
   
Note: * Normally open contacts not normally closed
   contacts.
   

 

Maximum recommended contact voltages:
     
  SW80(P) and SW85(P) 48V DC
  SW80B 96V DC
     
  SW84, SW88 and DC88(P) 48V DC
     
  SW84B, SW88B and DC88B 96V DC
     
  SW82(P) and SW822(P) 96V DC
     
Typical Voltage drop across contacts per 100 Amperes:
     
  SW80(P) and SW85(P) 40mV
     
  SW82(P) and SW822(P) 50mV (per pole)
     
  SW84, SW88 and DC88(P) 40mV (normally open contacts)
     
  SW84, SW88 and DC88(P) 50mV (normally closed contacts)
     
Mechanical Life: >5 x 10 to the 6th
     
Coil Power Dissipation:  
     
  Intermittently rated types 15 to 20 watts
     
  Continuously rated types 7 to 13 watts
     
Maximum pull-in voltage (coil at 20°C):
     
  Intermittently rated types 60% of rated Voltage
     
  Continuously rated types 66% of rated Voltage
     
Typical Drop-out Voltage: 10 to 25% of rated Voltage
     
Pull-in time (n/o contacts to close 20mS
     
Drop-out Time (normally open contacts to open):
     
  Without suppression 5mS
     
  With diode Suppression 50mS
     
  With Diode and Resistor 8 to 20mS (depending on value of 'R')
     
Main contact changeover time (SW84, SW88 and DC88:
     
  Normally closed to normally open 7mS
     
  Normally open to normally closed 4mS
     
Typical contact bounce period: 3mS
     
Auxiliary contact thermal current rating: 5 Amperes
     
Auxiliary contact switching capacities  
(resistive load): 5Amps at 24V DC
    2Amps at 48V DC
    0.5Amp at 240V DC

 

DC88E Performance Data
Thermal current rating (100%): 80 Amperes
   
Intermittent current rating:
  30% duty                150 Amperes
  40% duty                130 Amperes
  50% duty                120 Amperes
  60% duty                105 Amperes
  70% duty                  95 Amperes
   
Typical fault currents which can be ruptured
(5mS time constant):
   
DC88E*
  800 Amperes at 48V DC
DC88BE*
  600 Amperes at 80V DC
Note: * Normally open contacts, not normally closed contacts.
   
Maximum recommended contact voltages:
   
  DC88E        48V DC
  DC88BE      96V DC
   
Typical Voltage drop across contacts per 100 Amperes:
   
  Normally open contacts      40mV
  Normally closed contacts   50mV

 

     
Mechanical Life: >5 x 10 to the 6th
     
Coil power dissipation: 10 to 15 watts
     
Maximum pull-in voltage (coil at 20°C): 66% of rated voltage
     
Typical drop-out voltage 10 to 25% of rated voltage
     
Pull-in time (n/o contacts to close): 20mS
     
Drop-out time (n/o contacts to open):  
     
  Without suppression 5mS
  With diode suppression 50mS
  With diode and resistor 8 to 20mS (depending on value of 'R')
     
Main contact changeover time:  
     
  Normally closed to normally open 7mS
  Normally open to normally closed 4mS
     
Typical contact bounce period: 3mS
     
Auxiliary contact thermal current rating: 5 Amperes
     
Auxiliary contact switching capacities  
(resistive load):  
    5 Amps at 24V DC
    2 Amps at 48V DC
    0.5 Amps at 240V DC

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