Albright International

SW121

DP - DT

The SW121 has been designed for Direct Current loads, typical applications include motors as used on small electric vehicles such as light industrial trucks and powered cars. These contactors are not polarity sensitive thus they can be used for switching Alternating Current loads.

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The SW121 has the following optional components available :

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Technical Information

Application Interrupted Uninterrupted
Thermal Current Rating 125A 125A
Intermittent Current Rating:
30% Duty 210A 210A
40% Duty 190A 190A
50% Duty 170A 170A
60% Duty 150A 150A
70% Duty 140A 140A
Rated Fault Current Breaking Capacity (Icn) 5ms Time Constant: (In accordance with UL583*)
Blowouts -
No Blowouts 1000A at 80V D.C.
Rated Fault Current Breaking Capacity (Icn) Resistive Load: (In accordance with UL508*)
Blowouts -
No Blowouts -
Maximum Recommended Contact Voltages
Blowouts - -
No Blowouts 80V 96V
Typical Voltage Drop per pole across New Contacts at 100A 40mV
Mechanical M.T.B.F >3000000 Operations
Coil Voltage Available (Us) (Rectifier board required for A.C.) 6 - 240V

Features

Component Configurations
Auxiliary
Auxilary---Standard
STANDARD
Auxilary---Gold
STANDARD - GOLD
Coil Suppression
Suppression---Diode
DIODE
Suppression---Resistor-and-Diode
DIODE AND RESISTOR
Suppression---Bi-Directional-Diode
BI-DIRECTIONAL DIODE
Coil Terminations
Coil Termination - Standard
AMP TAGS
Coil Termination - Flying Leads
FLYING LEADS
Coil Termination - Vaccum Impreg
VACCUM IMPREGNATION

Downloads

Resources
SW120 Series Catalogue Download
SW121 Spares Download
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