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Technical data

2.1  Unit data and features

Series

Heater for anti-freeze protection

Operating voltage

V / Hz

AC 230V / 50/60Hz

Heating capacity 

1)

W

400

Max. switch-on current

A

15.0

Recom. Pre-fuse T (slow-blow)

A

16.0

Switch-off temperature 

2)

°C / °F

+5 °C / +41 °F

Switch-on temperature 

2)

°C / °F

+5 °C / +41 °F

Heating element

 

Thermistor (PTC) - temperature-limiting

Surface temperature

 

400 W: max. +65 °C (+149 °F) in each case excepting top

grille surface at +20 °C (+68 °F) Ambient temperature

Temperature monitor

 

Overheating protection in the event of a fan failure with

automatic resetting

Axial fan, ball-bearing mounted

 

Air volume, free-blowing: 45 m

3

/h (AC 230 V), service life

40,000 h at +40 °C (+104 °F)

Connection

 

2-pole dual press clips for rigid wiring 2.5 mm

2

, stranded

wire with wire end ferrules 1.5 mm

2

Housing

 

Plastic per UL94 V-0, black

Fastening

 

Screw lugs (Ø 5.5 mm), tightening torque 2 Nm max., use

washers

Installation orientation

 

Air flow direction, vertical (air outlet at top) and horizontal

Dimensions

 

105 x 115 x 108 mm

Weight

kg

0.5

Operating/storage temperature

°C / °F

-40 to +70 °C (-40 to +158 °F) /

-45 to +70 °C (-49 to +158 °F)

Operating/storage humidity

% rH

Max. 90 % rH (non-condensing)

Enclosure class / protection type

 

IP20 / II (protective insulation)

Approvals

 

VDE, UL File No. E150057, EAC

1)

 at +20 °C (+68 °F) ambient temperature

2)

 Tolerance 

±

5 K

We reserve the right to modify the dimensions and design as part of the ongoing technical development

process.

 

 

 

 

 

7

Summary of Contents for SQW 400

Page 1: ...Operating manual Read the instructions prior to performing any task REMKO heater for anti freeze protection 0168 2017 08 Edition 1 en_GB ...

Page 2: ... these operating instructions carefully before commis sioning using this device These instructions are an integral part of the system and must always be kept near or on the device Subject to modifications No liability accepted for errors or mis prints ...

Page 3: ...fety instructions for the operator 5 1 7 Safety notes for installation maintenance and inspection 5 1 8 Unauthorised modification and changes 5 1 9 Intended use 5 1 10 Warranty 5 1 11 Transportation and packaging 5 1 12 Environmental protection and recycling 6 2 Technical data 7 2 1 Unit data and features 7 2 2 Unit dimensions 8 2 3 Heating capacity characteristic curve 9 3 Unit description 10 4 E...

Page 4: ... cause serious injury WARNING This combination of symbol and signal word warns of a potentially hazardous situation which if not avoided may be fatal or cause serious injury CAUTION This combination of symbol and signal word warns of a potentially hazardous situation which if not avoided may cause injury or mate rial and environmental damage NOTICE This combination of symbol and signal word warns ...

Page 5: ...s Modifications or changes to units and components are not permitted and may cause malfunctions Safety devices may not be modified or bypassed Original replacement parts and accessories authorised by the manufactured ensure safety The use of other parts may invalidate liability for resulting consequences 1 9 Intended use The heater for anti freeze protection is used to control the temperature of t...

Page 6: ... sustaining raw mate rials Only dispose of packaging at approved collection points Disposing of the units and their components For the manufacture of the units and components only recyclable materials have been used Help protect the environment by ensuring that the units or components for example batteries are not dis posed of in household waste but only in accord ance with local regulations and i...

Page 7: ...ee blowing 45 m3 h AC 230 V service life 40 000 h at 40 C 104 F Connection 2 pole dual press clips for rigid wiring 2 5 mm2 stranded wire with wire end ferrules 1 5 mm2 Housing Plastic per UL94 V 0 black Fastening Screw lugs Ø 5 5 mm tightening torque 2 Nm max use washers Installation orientation Air flow direction vertical air outlet at top and horizontal Dimensions 105 x 115 x 108 mm Weight kg 0...

Page 8: ...5 108 103 103 45 C D Fig 1 Dimensions A Front view B Side view C Plan view D Rear view We reserve the right to modify the dimensions and design as part of the ongoing technical development process REMKO heater for anti freeze protection 8 ...

Page 9: ...2 3 Heating capacity characteristic curve A B W C Fig 2 Heating capacity A Heating capacity B Temperature 9 ...

Page 10: ...or the power supply The heater for anti freeze protection is distin guished by a touch safe plastic housing small size and dynamic heating using PTC technology The heater for anti freeze protection is equipped with a fixed set thermostat and quick connection termi nals Connection is via external terminals The heater for anti freeze protection is mounted by means of screw lugs 1 2 1 3 Fig 3 Unit de...

Page 11: ... Dangers of failure to observe the safety notes 4 General 4 Identification of notes 4 Instructions for the operator 5 Note for inspection work 5 Note for installation work 5 Note for maintenance work 5 Personnel qualifications 4 Safety conscious working 4 Unauthorised modification 5 Unauthorised replacement part manufacture 5 T Technical data 7 U Unit description 10 Unit dimensions 8 Unit disposal...

Page 12: ...ct as advisers to our customers in air conditioning and heating technology SFlbCustomer Service Our equipment operates precisely and reliably However in the event of a fault REMKO customer service is quickly at the scene Our comprehensive network of experienced dealers always guarantees quick and reliable service REMKO INTERNATIONAL and also right in your neighbourhood Make use of our experience a...

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