Hubbell STH manual Section VI Miscellaneous Charts and Formulas Torque Values

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SECTION VI – MISCELLANEOUS CHARTS AND FORMULAS

TORQUE VALUES

 

18-8 S/S

BRASS

SILICON

ALUMINUM

316 S/S

MONEL

BOLT SIZE

IN.-LBS.

IN.-LBS.

BRONZE

2024-T4

IN.-LBS.

IN.-LBS.

 

 

 

IN.-LBS.

IN.-LBS.

 

 

4-40

5.2

4.3

4.8

2.9

5.5

5.3

4-48

6.6

5.4

6.1

3.6

6.9

6.7

5-40

7.7

6.3

7.1

4.2

8.1

7.8

5-44

9.4

7.7

8.7

5.1

9.8

9.6

6-32

9.6

7.9

8.9

5.3

10.1

9.8

6-40

12.1

9.9

11.2

6.6

12.7

12.3

8-32

19.8

16.2

18.4

10.8

20.7

20.2

8-36

22.0

18.0

20.4

12.0

23.0

22.4

10-24

22.8

18.6

21.2

13.8

23.8

25.9

10-32

31.7

25.9

29.3

19.2

33.1

34.9

1/4-20

75.2

61.5

68.8

45.6

78.8

85.3

1/4-28

94.0

77.0

87.0

57.0

99.0

106.0

5/16-18

132

107

123

80

138

149

5/16-24

142

116

131

86

147

160

3/8-16

236

192

219

143

247

266

3/8-24

259

212

240

157

271

294

7/16-14

376

317

349

228

393

427

7/16-20

400

327

371

242

418

451

1/2-13

517

422

480

313

542

584

1/2-20

541

443

502

328

565

613

9/16-12

682

558

632

413

713

774

9/16-18

752

615

697

456

787

855

5/8-11

1110

907

1030

715

1160

1330

5/8-18

1244

1016

1154

798

1301

1482

3/4-10

1530

1249

1416

980

1582

1832

3/4-16

1490

1220

1382

958

1558

1790

7/8-9

2328

1905

2140

1495

2430

2775

7/8-14

2318

1895

2130

1490

2420

2755

1-8

3440

2815

3185

2205

3595

4130

1-14

3110

2545

2885

1995

3250

3730

30

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Contents Electric Heater Company Hubbell Electric Heater Company STRATFORD, CTTable of Contents Section Title Page Page Nomenclature for Parts Nomenclature for Accessory Parts Page Section I General Description and Construction TankTank Connections Outer SHELL, INSULATION, and SupportsSteam Heating Coil Steam Operating Controls TrapsSingle Solenoid Safety System OptionsSection II Installation and Operation Water Heater PlacementPiping Installation HOOK-UP of AIR and Water Operated Controls Typical Piping Diagram Electrical InstallationFilling the Heater StartupShutdown Section III Scheduled Maintenance and Servicing Quarterly InspectionAnnual Inspection Page Page Page Page Single Safety Solenoid System if installed Double Safety Solenoid System if installed Section IV Adjustment of Temperature Regulators Adjustment of 2-WAY AIR or Water Operated ValvesAdjustment of Pilot Operated Valves Page Section V Troubleshooting OverheatingExcessive vibration Section VI Miscellaneous Charts and Formulas Torque Values Metric Conversions

STH, ST specifications

Hubbell ST and STH connectors are pivotal components in the realm of power and data transmission. Known for their durability and reliability, these connectors are widely implemented in both commercial and industrial applications. Their design caters to the need for efficient connectivity while ensuring safety and performance.

The Hubbell ST connector is engineered with a robust, user-friendly configuration that allows for quick and simple installations. It features a bayonet-style coupling mechanism, which ensures that the connection is secure and resistant to accidental disconnection. This design is especially beneficial in high-vibration environments, making it ideal for use in various industries, including telecommunications, aerospace, and manufacturing.

On the other hand, the STH connector is specifically designed for high-temperature applications and environments where harsh conditions prevail. It is made from high-temperature materials that can withstand significant thermal stress, thus ensuring consistent performance even in challenging conditions. This feature is particularly crucial for industries such as oil and gas, renewable energy, and any sector that relies on high-performance machinery.

Both ST and STH connectors utilize advanced technologies to enhance their performance. They incorporate precision-engineered contact surfaces that allow for optimal electrical flow, while minimizing signal loss. This is especially important in data-intensive industries where maintaining signal integrity is critical. Additionally, these connectors feature insulation systems that provide protection against moisture, dust, and other environmental factors, significantly prolonging their lifespan.

One of the standout characteristics of Hubbell connectors is their versatility. They come in various configurations and sizes, allowing them to cater to a wide range of applications, from telecommunications to industrial machinery. The connectors can handle different voltage levels and current ratings, thus accommodating the requirements of diverse operational setups.

In conclusion, Hubbell ST and STH connectors represent reliability and functionality in connectivity solutions. Their robust construction, advanced technologies, and adaptability make them a top choice for professionals looking for efficient and dependable connectors in demanding environments. Whether it’s ensuring seamless data transmission or providing power to critical systems, Hubbell connectors stand out as a preferred solution across many industries.