OJ Electronics MTD3 Bedienungsanleitung
Thermostat MTD3
Instructions
67771A 07/20 (BCH)
© 2020 OJ Electronics A/S
• English
• Polski
• Русский
© 2020 OJ Electronics A/S © 2020 OJ Electronics A/S
2
INSTRUCTIONS
English.................................................................................. 3
Polski .................................................................................. 25
Русский.............................................................................. 47
© 2020 OJ Electronics A/S © 2020 OJ Electronics A/S 3
Thermostat MTD3
English
Instructions
© 2020 OJ Electronics A/S© 2020 OJ Electronics A/S
4
Instructions MTD3
TABLE OF CONTENTS
1 Technical Specifications...............................................................................5
2 Box Content .................................................................................................6
3 Important Safety Instructions.......................................................................8
4 Installing the Sensor ..................................................................................10
5 Placement of the Thermostat.....................................................................12
6 Preparing the Thermostat for Mounting.....................................................14
7 Connections...............................................................................................16
8 Mounting the Thermostat...........................................................................18
9 Using the Thermostat.................................................................................20
10 Menu Structure ..........................................................................................22
11 Error Codes................................................................................................23
OJ Electronics A/S hereby declares that the product conforms with the
following directives of the European Parliament:
LVD - Low Voltage Directive
EMC - Electromagnetic Compatibility
RoHS - Restriction of the Use of Certain Hazardous Substances
WEEE - Waste Electrical and Electronic Equipment
Applicable standards:
CE: EN 60730-1, EN 60730-2-9
This thermostat can be used as a controller for electric room heating pursuant
to EN 50559.
© 2020 OJ Electronics A/S© 2020 OJ Electronics A/S 5
MTD3 Instructions
1. TECHNICAL SPECIFICATIONS
Control pollution degree....................................................................................2
Software class.................................................................................................. A
Built-in circuit breaker .....................................................................2-pole, 16 A
Enclosure rating.......................................................................................... IP 21
Overvoltage category .......................................................................................III
Rated impulse voltage................................................................................. 4 kV
Ball pressure temperature (TB)..................................................................125°C
Voltage.......................................................................... 230 V AC ± 10%, 50 Hz
Max. prefuse................................................................................................ 16 A
Output ................................................................................................ Max. 16 A
Output relay............................................................. Make contact - SPST - NO
Output applications................................Resistive load 16 A Inductive load 1 A
Terminal wire size ..........................≤ 13 A - 1.5 mm2, > 13 A to 16 A - 2.5 mm2,
solid core wire
Method of mounting...................................................................Flush mounting
Dimensions............................................................................... 84 mm x 84 mm
Build-in depth.......................................................................................... 20 mm
Sensor type ..........................................................................NTC 12 kΩ @ 25°C
Max. sensor extension ............................................................................... 10 m
Temperature range .............................................................................. +0/+40°C
Control principle.................................................................................... ON/OFF
Purpose of control............................Thermostat for electric underfloor heating
Design of control ................................................................................... PWM/PI
Type of action................................................................................................ 1.B
Standby power....................................................................................... < 0.5 W
Display.................................................................................................. Segment
© 2020 OJ Electronics A/S© 2020 OJ Electronics A/S
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Instructions MTD3
BR1033A01a
BR1033A01a
© 2016 OJ Electronic A/S
© 2020 OJ Electronics A/S© 2020 OJ Electronics A/S 7
MTD3 Instructions
2. BOX CONTENT
• Thermostat
• Floor sensor
© 2020 OJ Electronics A/S © 2020 OJ Electronics A/S
8
Instructions MTD3
BR1033A02a
BR1017A02
© 2016 OJ Electronic A/S
© 2020 OJ Electronics A/S © 2020 OJ Electronics A/S 9
MTD3 Instructions
3. IMPORTANT SAFETY INSTRUCTIONS
Warning:
• To avoid electric shock, disconnect the heating system power supply at the
main panel before carrying out any work on this thermostat and associated
components.
• Protection against electric shock must be guaranteed by appropriate
mounting. The requirements of Class II are fulfilled after appropriate
mounting (reinforced insulation).
• Installation must be carried out by qualified personnel in accordance with
appropriate statutory regulations (where required by law).
• Installation must comply with national and/or local electrical codes.
Caution:
• These instructions must be observed, otherwise the liability of the
manufacturer shall be voided.
• Any changes or modifications made to this thermostat shall void the liability
of the manufacturer.
• Maximum product lifetime is achieved if the product is not turned o - but
rather set at the lowest possible setpoint / frost protection when heat is not
required.
Notice:
• The language used in the original documentation is English. Other language
versions are a translation of the original documentation.
• OJ Electronics cannot be held liable for any errors in the documentation.
OJ Electronics reserves the right to make alterations without prior notice.
© 2020 OJ Electronics A/S © 2020 OJ Electronics A/S
10
Instructions MTD3
BR1033A05a
BR1033A05a
© 2016 OJ Electronics A/S
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