F-400U Datasheet(PDF) 1 Page - TRIAD MAGNETICS
TRIAD [TRIAD MAGNETICS]
O W E R
R A N S F O R M E R
Chassis Mount: Control Transformer
460 Harley Knox Blvd.
Publish Date: December 4, 2013
Electrical Specifications (@25C)
1. Maximum Power: 144.0 VA
Series: 230V 50/60 Hz
Parallel: 115V 50/60 Hz
Series: 48.0VCT @ 3.0 Amps
Parallel: 24.0VCT @ 6.0 Amps
4. Voltage Regulation: 6 % TYP @ full load to no load
5. Temperature Rise: 35C TYP (45C MAX allowed)
The F-400U transformer is part of a series of Triad Control transformers that have secondary
voltages that are commonly utilized in various electronic, electro-magnetic and electrical control
systems. These include such applications as use with relays, solenoids, small motors, speed
changers, pumps, heating elements, control valves for fluid and gases, fans, blowers, electronic
tubes, automatic assembly equipment, recording devices, elevators, door openers, low voltage
Wound on a single channel nylon bobbin. Materials are UL recognized, Class B (130Âş C) rated.
These products are 100% hipot tested with an insulation of 1500V between primary and
secondary windings as well as between the primary / secondary windings and the core.
Units: In inches
Mounting Holes: 0.203 x 0.375â€ť
Series: 1 to 4, Jumper 3 to 2
Parallel: 1 to 3, Jumper 1 to 2 and 3 to 4
Series: 5 to 8, Jumper 7 to 6
Parallel: 5 to 7, Jumper 5 to 6 and 7 to 8
RoHS Compliance: As of manufacturing date February 2005, all standard products meet
the requirements of 2011/65/EU, known as the RoHS initiative.
* Upon printing, this document is considered â€śuncontrolledâ€ť. Please contact Triad Magneticsâ€™
website for the most current version.
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