RDS3 Series Dual Power Auto Transfer Switch,Static transfer
switchRadin Electric provides ATS design, engineering, and
full after sales support for a wide range of automatic transfer
switch applications. We offer onsite electrical audits to assist in
determining the correct product and installation to meet your exact
needs and requirements. RDS3 SeriesProduct NameRDS3 Series Dual
Power Automatic Transfer SwitchTypeClass PC StandardIEC
60947-6-1Poles3P/4PUse CategoryAC-33BTechnical
DateTypeRDS3-125RDS3-250RDS3-630Rated Working current (A)
le125A250A630ARated Working voltage (V)
Ue400400400Rated Insulation voltage (V) Ui800800800Rated
impulse withstand voltage (KV) Uimp888Use
categeoryAC-33BAC-33BAC-33BRated short time withstand current
(KA,rms) Icw10KA (200MS)10KA (200MS)25KA (200MS)Rated short circuit
making capacity (KA,peak) Icm20KA30KA50KARated limit short
circuit current (KA)Iq120kA120kA120kARated control power supply
voltage (V) Us230V230V230VContact transfer time
(s)1.51.82Operationcyclesno electricify850070003000with
electricify150010001000Total1000080004000Outline size (mm)
WxDxH245×130×122295×175×175430×272×228Weight (kg)51020Ats Function
List B type controllerE type controllerControlpower
voltageAC230VAuto transferAuto transfer auto recovery, auto
transfer no auto recovery, power grid-generatorManual
transferManual main power, manual backup power, manual OFFIsolation
lockOff position have isolation function, also can be padlock
lockedGenerator controlGenerator start and stopFire linkagewith
passive fire linkage signal to switch OFF the device, with one set
passive NO feedback contactDisplay modeMechanical indication:
device ON/OFF status, operating modeLED: Running status LED
indicator for I/II POWER source and I/II ON/OFF statusMechanical
indication: device ON/OFF status, operating modeLED: Running status
LED indicator for I/II POWER source and I/II ON/OFF statusLCD:
Settable keyboard and voltage, frequency, display.Controller
featuresThree phase over/under voltage monitering. Set I/II/NO
source priority, over/low-voltage value, over/under frequency
value, transfer time delay, weekly/monthly/engine exerciser.Power
monitoringABC three phase over-voltage 265VABC three phase
low-voltage 187VABC three phase voltage missing monitor(other
voltage customizable)ABC three phase over-voltage (240-290V
adjustable)ABC three phase low-voltage (150-200V adjustable)ABC
three phase voltage missing monitor(other voltage
customizable)Delay time Transfer delay (0-300s
adjustable)Recovery delay (0-300s adjustable)Generator start, stop
delay (0-300s adjustable)Mounting modeIntegated mountingLCD
separable mounting RADIN ATS Features Comparing, RDS2 --
RDS3 RDS2RDS3 Controller
FunctionsSimilarUtilization Category
(IEC)AC-32BAC-33BCertificatesCE, RoHSTUV, CEContacts and
CopperSilver coated copperHigh density silver alloy with technical
know-howLCDSelectableSelectableArc ChutesNoYesSizeCompactSmaller
than RDS2RDS3 SeriesProduct Structure125A > 250A > 630A
Automatic Transfer Switch Highlights RDS3 Advantages:a. Control
power voltage:AC 230V b. Auto Transfer: Auto transfer auto
recovery,auto transfer no auto recovery,power grid-generator c.
Manual transfer: Manual main power,manual backup power,manual OFF
d. Isolation lock: Off position have isolation function,also can
padlock locked e. Generator control: Generator start and stop f.
Fire linkage: With passove fire linkage signal to switch OFF the
device,with one set passive NO feedback contact. g. Display
mode: Mechanical indication;device ON/OFF status operating
mode LED: device ON/OFF status,power status LCD: device ON/OFF
status,power status,data setting h. Setting mode: Key-press
operation,Chinese/English display interface,can set the working
mode,low-voltage value, over-voltage value, delay time, auto
transfer mode etc. i. Power monitoring: ABC three phase
over-voltage (240-290v adjustable)
ABC three
phase low-voltage (150-200v adjustable)
ABC three phase missing monitor
j. Delay time: Transfer delay (0-300s adjustable)
Recovery delay (0-300s adjustable)
Generator start,stop delay (0-300s adjustable) k.
Mounting mode: Integated mounting Controller Type:A: Basic
type single phase monitor B. Standard type threee phase
monitor+fire-fighting,generator control C: Intelligent type three
phase monitor+ fire-fighting,generator control+LCD display D:
Intelligent type three phase monitor+ fire-fighting,generator
control+split LCD display Working conditionsa. Ambient temperature:
-20ºC---+40ºC; 24 hours average not more than +35ºC b. Atmospheric
conditions: humidity not more than 50% at max. +40ºC,higher
humidity is allowed at lower temperature,at most wet month,the
average max humidity is 90% at the average min temperature
+25ºC,and have considered the condensation on the product surface
due to temperature variation; c. Altitude: Not more than 200
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