NSN 5945-00-721-1901 Thermal Time Delay

About this product

Hermetic environmental protection, single pole, double throw contact arrangement, 230.0 ac contact maximum voltage rating in volts, contact maximum current rating in amps: 3.0 ac.

Manufacturer part number 278818 for national stock number 5945007211901.

Datasheet

Product description

Thermal Relay NSN 5945-00-721-1901.
MPN or Model

278818
NMF (National Motor Freight)
061300 - Circuit Breaker/switch NOI
Unit Weight (Est.)
0.1 lb
Overall Length
2.000 inches
Overall Diameter
1.286 inches
Environmental Protection
Hermetic
Contact Arrangement
Single pole, double throw
Mounting Facility Type And Quantity
1 octal base plug-in
Contact Maximum Voltage Rating In Volts
230.0 ac
Contact Maximum Current Rating In Amps
3.0 ac
Heater Voltage Rating In Volts
26.5
Heater Power Rating In Watts
3.5
Delay Time In Seconds
12.0 fixed operate
Terminal Type And Quantity
5 pin

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Thermal Relay

A relay switch which is actuated by the effect of internal heat generated by the current in its energizing circuit. For items actuated by ambient, rather than internal temperature changes, see switch, thermostatic.

Mechanic Bill explains Thermal Time Delay

Pricing and Availability

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Manufacturer Part Numbers and Alternates

MPN manufacturer part number	Registrant or Supplier
278818	L-3 Communications Corporation
26-5-10SB	Nault Robert
26-5-10SB	Instruments And Flight Research Inc.
278818	Raytheon Technical Services Company
26-5-10SB	Gilbert Engineering Co Inc/incon
26-5-10B	Instruments And Flight Research Inc.

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