TRR1558

View detailed technical data, stock status, and sourcing information for: TRR1558
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5950 Coils and Transformers

National Stock Number

5950-00-499-1972

Item Name Code

32496

Assigment Date

10/13/1969 (56 years ago)

"a device with means other than fuses for automatically opening the circuit in which it is installed when the current varies from the predetermined value for which the device is set. May include provisions for manual operation. At least one set of contacts must be in series with the actuating element(s). A combination of semiconductor and passive devices may be used in lieu of contacts. For automatically operated items in which the actuating (tripping) element and contacts are not in series, see relay (as modified). For items which are operated both manually and automatically but the actuating elements and contact are not in series, see relay-switch. Excludes:circuit breaker box and magneto "breaker" assemblies. See also switch (as modified); and controller."

5.375 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to length, 3.250 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to width, not established reliability indicator, 0.218 inches nominal single group mounting hole diameter, 400.0 hertz nominal single component frequency rating

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Reliability Indicator: not established
Center To Center Distance Between Mounting Facilities Parallel To Length: 5.375 inches nominal single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width: 3.250 inches nominal single mounting facility single center group
Mounting Hole Diameter: 0.218 inches nominal single group
Frequency Rating: 400.0 hertz nominal single component
Input-Output Phase Relationship: three phase to three phase single component
Body Length: 6.375 inches nominal
Body Width: 4.562 inches nominal
Body Height: 3.000 inches nominal
Inclosure Type: fully inclosed
Mounting Facility Quantity: 4 single group
Mounting Method: flange and unthreaded hole single group
Winding Function And Quantity: 1 primary and 1 secondary single component
Winding Power Rating: 750.0 volts-amperes single component single secondary
Winding Operating Voltage: 115.00 ac volts nominal single component single primary
Winding Operating Voltage: 115.00 ac volts nominal single component single secondary
Terminal Type And Quantity: 6 threaded stud

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
TRR1558	Power Transformer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5950-00-499-1972?

The FSCG of the NSN 5950-00-499-1972 is 5950

Does NSN 5950-00-499-1972 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5950-00-499-1972 contain precious materials?

Precious metal content is unknown

Does NSN 5950-00-499-1972 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5950-00-499-1972 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Mon, Oct 13, 1969