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Danfoss Pressure Switches & Thermostats Type KPS Data Sheet & User Manual

Summary

Monitor critical industrial systems with KPS pressure switches and thermostats. Engineered for demanding environments, these reliable controls offer high enclosure levels and resistance against shock and vibration in applications ranging from power stations and compressors to marine vessels and factory installations. This comprehensive manual provides technical data, installation instructions, function guides, and compliance standards necessary for seamless integration into robust process control units.

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Data sheet

Pressure switches and thermostats, type KPS

Description

KPS units are pressure-controlled switches. The KPS series covers most outdoor as well as indoor The position of the contacts depends on the application requirements. pressure in the inlet connection and the set KPS pressure switches are suitable for use in alarm scale value. In this series, special attention has and regulation systems in factories, diesel plant, been given to meeting important demands compressors, power stations and on board ship. for: • a high level of enclosure, • robust and compact construction, • resistance to shock and vibration.

Contents Page

KPS pressure switches, description .............................................................................................................................1 Approvals .................................................................................................................................................................................2 Ship approvals ........................................................................................................................................................................2 Survey ........................................................................................................................................................................................2 ISO 9001 quality approval ..................................................................................................................................................2 Technical data and ordering ..............................................................................................................................................3 Terminology ........................................................................................................................................................................3-4 Installation ...............................................................................................................................................................................5 Function ....................................................................................................................................................................................6 Dimensions and weight ......................................................................................................................................................7 Accessories ..............................................................................................................................................................................8

KPS thermostats, description .........................................................................................................................................9 Approvals .................................................................................................................................................................................9 Ship approvals ........................................................................................................................................................................9 Technical data and ordering ..............................................................................................................................................9 Function ................................................................................................................................................................................. Installation ............................................................................................................................................................................ Electrical connection......................................................................................................................................................... Examples ............................................................................................................................................................................... Dimensions and weight ................................................................................................................................................... Accessories ...........................................................................................................................................................................

IC.PD.P10.C2.02 - 520B2981

Page Summary Contents For Danfoss Pressure Switches & Thermostats Type KPS Data Sheet & User Manual

Page 1 Data sheet Pressure switches and thermostats, type KPS Description KPS units are pressure-controlled switches. The KPS series covers most outdoor as well as indoor The position of the contacts depends...
Page 2 Data sheet Pressure switches and thermostats, type KPS Approvals EN 60 947-4-1 Underwriters Laboratories Inc., USA EN 60 947-5-1 CCC, China Compulsory Certifi cate Ship approvals American Bureau of Sh...
Page 3 Data sheet Pressure switches and thermostats, type KPS 1. Pressure switches Technical data and ordering When ordering, please state Setting range Adjustable/ Permissible Max. test type and code number...
Page 4 Data sheet Pressure switches and thermostats, type KPS Switch Ambient temperature Single pole changeover (SPDT) KPS 31 - 39: –40 to +70 °C Contact material: Gold-plated silver contact KPS 43 - 47: –25...
Page 5 Data sheet Pressure switches and thermostats, type KPS Installation Installation Setting KPS pressure switches are fi tted with a 3 mm steel When the pressure switch cover is removed, and mounting pla...
Page 6 Data sheet Pressure switches and thermostats, type KPS Function 1. KPS 31 I. Alarm for falling pressure given at the set Contacts 1-2 make and contacts 1-4 break when range value. the pressure falls u...
Page 7 Data sheet Pressure switches and thermostats, type KPS Dimensions and weight Weight: KPS 31 - 39 approx. 1.0 kg KPS 43 - 47 approx. 1.3 kg IC.PD.P10.C2.02 - 520B2981 7
Page 8 Data sheet Pressure switches and thermostats, type KPS Accessories Part Description Code no. G 3/8 connector, nipple and washer Connector with (10 mm) o.d. x 6.5 mm i.d.), for braz- 017-436866 nipple ...
Page 9 Data sheet Pressure switches and thermostats, type KPS Thermostats KPS thermostats are temperature-controlled The KPS series covers most outdoor as well as switches. The position of the contacts depen...
Page 10 Data sheet Pressure switches and thermostats, type KPS Contact load (Alternating current): (when Au surface is burned away) Ohmic: 10 A, 440 V, AC-1 Inductive: 6 A, 440 V, AC-3 4 A, 440 V, AC-15 Start...
Page 11 Data sheet Pressure switches and thermostats, type KPS Installation Installation Flow velocity of the medium is also of signifi - Location of unit: KPS thermostats are designed to cance. (The optimum ...
Page 12 Data sheet Pressure switches and thermostats, type KPS Electrical connection KPS thermostats are fi tted with a Pg 13.5 screwed cable entry suitable for cables from 5 to 14 mm. Contact function is sho...
Page 13 Data sheet Pressure switches and thermostats, type KPS Accessories: Sensor pockets Sensor Thread Code no. Sensor Thread Code no. for KPS thermostats pocket mm pocket Brass 1/2 NPT 060L326566 Brass 1/2...

Manual Details

Brand Danfoss
Pages 13
File Size 1.42 MB
Published May 19, 2026
164 views

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Frequently Asked Questions

What conditions are KPS switches designed to handle?

They feature a high level of enclosure, robust and compact construction, and resistance to shock and vibration.

How should I maintain sensor pockets on KPS thermostats?

Apply Compound 041E0114 between the pocket and sensor to improve heat transfer. This compound works in a range of -20 to +150 °C.

What industries or environments can these switches be used in?

They are suitable for use indoors and outdoors, including factories, diesel plants, compressors, power stations, and on board ships.

Is the KPS line available with various connection options?

Yes, options include different thread codes (NPT/G) and materials such as Brass and Steel, across multiple size measurements.