SOR nuclear qualified temperature switches are engineered to your specifications and thoroughly tested for quality of construction and performance before shipment. They meet the strict requirements of the nuclear power generation industry and may be mounted directly or in a remote location.

  • Custom sized sensing components
  • Ranges from 40 to 3750F
  • Tip-sensitive bulbs
  • All 316SS wetted parts
  • Standard mount – capillary length 6 to 20 feet
  • Remote or direct mount – in any position
  • 1E qualified

Applications

  • Core spray NE room cooler pumps
  • EDG jacket coolant temp
  • Pump room high temperature
  • RCIC governor end bearing high temperature
  • Room temperature HELB detection

N6 Nuclear Qualified Temperature Switch

N6 Nuclear Qualified Temperature Switches

Models: N6 Nuclear Qualified Temperature Switch
Warranty: 1 Year

The SOR N6 nuclear qualified temperature switch is designed for a long service life in harsh environment (HELB) applications. The lowest cost nuclear qualified temperature switch we make features powder-coated carbon steel housing with a stainless steel cover which is secured with captive screws and integral lugs for panel mounting. It is designed for safety-related (Class 1E) applications outside containment.

  • Carbon steel housing for HELB, tested to 33Mrad
  • May be engineered to meet your specifications
  • Temperature from 40°F to 375°F                                                                            

Compliant

• 10CFR50, Appendix B

• ANSI N45.2

• NQA-1

• CSA N285.0 (Class 2 and 3 non-welded Category “F” type Fitting)

• CSA B51 Part 1

• We accept 10CFR21

Qualified by a Combination of Testing and Analysis

• IEEE-323-1974 & 1983

• IEEE-344-1975 & 1987

Audited by

• Nuclear Procurement Issues Committee (NUPIC)

• Nuclear Industry Assessment Committee (NIAC)

• Canadian Technical Standards & Safety Authority (TSSA) N285.0

• Tractebel Engineering SUEZ Certificate nr. 2442

Datasheet

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TA Nuclear Qualified Temperature Switch

TA Nuclear Qualified Temperature Switch

Models: TA Nuclear Qualified Temperature Switch
Warranty: 1 Year

The rugged TA model nuclear qualified temperature switch was tested up to
33Mrad making it an ideal choice for severe conditions. Specifically designed to HELB requirements, it is qualified by a combination of testing and analysis that includes thermal aging, irradiation, mechanical/electrical cycling, random multi-frequency and sine beat.

  • Ductile iron housing for HELB tested to 33 Mrad
  • Threaded cover with double environmental seal
  • Vent connection provided if needed
  • May be engineered to meet your specifications
  • Temperature 40°F to 375°F

Compliant

• 10CFR50, Appendix B

• ANSI N45.2

• NQA-1

• CSA N285.0 (Class 2 and 3 non-welded Category “F” type Fitting)

• CSA B51 Part 1

• We accept 10CFR21

Qualified by a Combination of Testing and Analysis

• IEEE-323-1974 & 1983

• IEEE-344-1975 & 1987 

Audited by

• Nuclear Procurement Issues Committee (NUPIC)

• Nuclear Industry Assessment Committee (NIAC)

• Canadian Technical Standards & Safety Authority (TSSA) N285.0

• Tractebel Engineering SUEZ Certificate nr. 2442

Compliance and qualification depends on the individual instruments.

Datasheet

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RT Nuclear Qualified Temperature Switch

RT Nuclear Qualified Temperature Switch

Models: TA Nuclear Qualified Temperature Switch
Warranty: 1 Year

The rugged TA model nuclear qualified temperature switch was tested up to
33Mrad making it an ideal choice for severe conditions. Specifically designed to HELB requirements, it is qualified by a combination of testing and analysis that includes thermal aging, irradiation, mechanical/electrical cycling, random multi-frequency and sine beat.

  • Ductile iron housing for HELB tested to 33 Mrad
  • Threaded cover with double environmental seal
  • Vent connection provided if needed
  • May be engineered to meet your specifications
  • Temperature 40°F to 375°F

Compliant

• 10CFR50, Appendix B

• ANSI N45.2

• NQA-1

• CSA N285.0 (Class 2 and 3 non-welded Category “F” type Fitting)

• CSA B51 Part 1

• We accept 10CFR21

Qualified by a Combination of Testing and Analysis

• IEEE-323-1974 & 1983

• IEEE-344-1975 & 1987 

Audited by

• Nuclear Procurement Issues Committee (NUPIC)

• Nuclear Industry Assessment Committee (NIAC)

Datasheet

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Drop us a line today for a free quote!

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Nuclear Certifications and Audits