GW Instek PSB-2000 Series User Manual - Manual (Page 153)

APPENDIX
153
Protective functions
Over-voltage protection (OVP):
Fixed
15
Stops oscillation when the output voltage exceeds 110% of
rated voltage. (Output Off)
Over-voltage protection (OVP):
Variable
16
Presettable range: 1V to 84V on front panel.(PSB-L series)
Presettable range: 1V to 840V on front panel.(PSB-H
series)
Stops oscillation when OVP works. (Output Off)
Over-current protection (OCP):
Fixed
15
Stops oscillation when output current exceeds 110% of
rated current. (Output Off)
Over-current protection (OCP):
Variable
16
Presettable range: 1A to 42A on front panel.(PSB-L series)
Presettable range: 0.1A to 3.15A on front panel.(2400H)
Presettable range: 0.1A to 6.3A on front panel.(2800H)
Stops oscillation when OCP works. (Output Off) (2800L:
84A)
Overheat protection (OHP) 15
When the internal heat sink temperature is over the
thermal switch value, the unit will turn off.
15 Press the POWER switch again to reset.
16 Press the POWER switch again or press the ESC key to reset.
Others
Cooling method Forced cooling with fan motor
To-GND voltage
±DC500V(PSB-L series)
±DC100V(PSB-H series)
Dielectric strength voltage
Power In terminals - frame: AC1500V, 1min.
Power In terminals - output terminals: AC2300V, 1min.
Insulation resistance
Power In terminals - frame: DC500V(PSB-L),
DC1000V(PSB-H), 30MΩ or more.
Power In terminals - output terminals: DC500V(PSB-L),
DC1000V(PSB-H), 30MΩ or more. (PSB-L)
Output terminals - frame: DC500V(PSB-L), DC1000V(PSB-
L), 30MΩ or more
Outside dimensions
(Projections not included.) 210mm(W)×124mm(H)×290mm(D)
Weight
PSB-2400L, PSB-2400H: Approx. 5kg
PSB-2800L, PSB-2400L2, PSB-2800LS: Approx. 7kg
PSB-2800H: Approx. 6kg
Environmental Conditions
Operating temperature range 0ºC to +40ºC
Operating humidity range
30% RH to 80% RH (No dew condensation)
Storage temperature range -20ºC to +70ºC
Storage humidity range 30% RH to 80% RH (No dew condensation)