Albright International

SEC400

NC - SP - ST

The SEC400 contactor is rated at 400 amperes with a normally closed single pole single throw configuration.  The SEC400 is suitable for applications including UPS and Telecom Power Systems, Electric Vehicles and Frequency Converters.

The SEC400 features single pole double breaking main contacts with silver alloy tips, which are weld resistant, hard wearing and have excellent conductivity.  The SEC400 has M10 main stud terminals and coil connections are by means of M4 terminals.  Silver plating is provided as standard and Coil driver options include Standard, Dual Coil and Magnetic Latching with auxiliary, coil suppression and bracket options available.

Directly compatible with existing contactors within the market, the SEC400 contactor from our Dragon Series offers superior performance, size and quality.

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The SEC400 has the following optional components available :

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Technical Information

Application Interrupted Uninterrupted
Thermal Current Rating - 400A
Intermittent Current Rating:
30% Duty - 730A
40% Duty - 630A
50% Duty - 565A
60% Duty - 515A
70% Duty - 480A
Rated Fault Current Breaking Capacity (Icn) 5ms Time Constant: (In accordance with UL583*)
Blowouts -
No Blowouts -
Rated Fault Current Breaking Capacity (Icn) Resistive Load: (In accordance with UL508*)
Blowouts -
No Blowouts -
Maximum Recommended Contact Voltages
Blowouts - -
No Blowouts - -
Typical Voltage Drop per pole across New Contacts at 100A 30mV
Mechanical M.T.B.F >1000000 Operations
Coil Voltage Available (Us) (Rectifier board required for A.C.) 12 - 120V

Features

Component Configurations
Auxiliary
Auxilary---Standard
STANDARD
Auxilary---V3
V3
Coil Suppression
Suppression---Diode
DIODE
Suppression---Resistor-and-Diode
DIODE AND RESISTOR
Suppression---Bi-Directional-Diode
BI-DIRECTIONAL DIODE

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