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UMG 103

Technical specifications

Ambient conditions during operation

The UMG103 is intended for weather-protected, stationary use. The UMG103
fulfils the use conditions according to DIN IEC 60721-3-3.
Class II according to IEC 60536 (VDE 0106, Part 1), i.e. a PE terminal is not
required!

Transport and storage

The following information applies to devices which are transported or stored in
the original packaging.
Free fall

: 1m

Temperature

: -20°C to +70°C

General information

Net weight

: 150g

Device dimensions

: approx. l=71.5 mm, b=98 mm, h=46mm

Housing flammability class

: UL94V-0

Installed position

: any

Fixing/mounting

: 35 mm top hat rail (according to

IEC/EN 60999-1, DIN EN 50022)

Operating temperature range

: -10°C. +55°C

Relative humidity

: 5 to 95 %, (at +25 °C) without con-

densation

Degree of pollution

: 2

Operating altitude

: 0 .. 2000 m above sea level

Installed position

: any

Ventilation

: Forced ventilation is not required.

Protection against ingress of solid

: IP20 according to EN 60529

foreign bodies and water

September 2000 IEC 60529:1989

Connectable conductors

Solid core, multi-core, flexible core

: 0.08 - 2.5 mm2, AWG 28 - 12

locking torque

: 0.5 Nm max

strip lenght min.

: 8 mm

Содержание UMG 103

Страница 1: ...UMG 103 Installation and Putting into Service Product No 33 03 071 Janitza electronics GmbH Vor dem Polst ck 1 D 35633 Lahnau Support tel 0049 6441 9642 22 Fax 0049 6441 9642 30 E mail info janitza c...

Страница 2: ...ftware 12 Installation 14 Installed position 14 Power supply voltage 15 Voltage measurement 16 Current measurement 18 Ammeter 19 Direct measurement 19 RS485 interface 22 What to do in case of errors 2...

Страница 3: ...33 Declaration of conformity 33 Dimensioned drawings 34 UMG103 connection example 35 Measuring circuit and power supply voltage 35 Current measurement 35 Quick Reference Instructions 36 Device address...

Страница 4: ...nics GmbH Vor dem Polst ck 1 D 35633 Lahnau Germany Protected trademarks All trademarks and their resulting rights belong to the respective holders of these rights Liability disclaimer Janitza electro...

Страница 5: ...ge Danger or risk of severe injury Disconnect the system and device from the power supply before starting the work PE protective earth terminal Important Please note and follow the documentation This...

Страница 6: ...hanical condition Please also note and follow the installation instructions enclosed with the device It can be assumed that safe operation is no longer possible if the device e g has visible damage no...

Страница 7: ...ccessories Number Product No Name 1 52 18 xxx1 UMG103 XX2 1 33 03 071 Installation and start up instructions 1 51 00 116 CD with the following content GridVis programming software Functional descripti...

Страница 8: ...ectrical or other operating limits can cause personal injuries and or damage to the product Any such unauthorised change is misuse and or negligence under the prod uct s warranty and therefore exclude...

Страница 9: ...ensured and the device can cause hazards Conductors with soldered in dividual wires are not suitable for connection to screw type terminals Only pluggable screw terminals with the same number of poles...

Страница 10: ...of up to 240 V and short term overvoltages up to 300 Vrms The current measurement inputs of the UMG103 are connected via external 1A or 5A current transformers The UMG103 is only conditionally suitab...

Страница 11: ...urrent measurement inputs Energy measurement measurement uncertainty class 0 5 for 5A current transformers Energy measurement measurement uncertainty class 1 for 1A current transformers Fourier analys...

Страница 12: ...d out using the GridVis programming software included in the scope of supply To this end the UMG103 must be connected to a PC via the RS485 interface GridVis features Programming the UMG103 Storing da...

Страница 13: ...4M 4M DC L1 L3 L2 N AC Fig Connection of a UMG103 to a PC via an interface converter Interface converter Fig block diagram UMG103 in TN system Power supply voltage Voltage measurement Block diagram of...

Страница 14: ...an be installed in control cabinets or in small distribution boards according to DIN 43880 It is mounted on a 35 mm mounting rail according to DIN EN 60715 It can be installed in any position Fig UMG1...

Страница 15: ...st be routed via a disconnector and protected with a fuse Important A disconnector or circuit breaker must be provided for the measuring circuit and power supply voltage in the building installation T...

Страница 16: ...g circuit voltage The instrument leads required for the voltage measurement must be suitable for voltages up to 300 VAC to earth and 520 VAC conductor to conductor Instrument leads must be fused by an...

Страница 17: ...rement of direct voltages Important Voltages above 240 VAC to earth must be connected via voltage transformers Fig 17 2 Connection example for voltage measurement via voltage transformer Fig 17 1 Conn...

Страница 18: ...gerous contact voltages and therefore must be short circuited The current transformer ratio can be pro grammed via RS485 using the software GridVis only The current transformer ratio is set to 5 5A in...

Страница 19: ...t measurement Nominal currents up to 5 A can also be measured directly with the UMG103 In this case it must be noted that each current measurement input may be loaded continuously with 6 A or for 1 se...

Страница 20: ...mation measurement is performed with a 5 5 5A summation current transformer Primary current 1000A 1000A 2000A Secondary current 5A The UMG103 must then be set as follows Address 000 2000 primary curre...

Страница 21: ...current transformer s secondary leads it is sufficient to place this in the test position provided the short circuiters have been tested first Open current transformer High hazardous live voltage peak...

Страница 22: ...nterface and operates with the modbus RTU protocol The device address 1 and baudrate automatic detection is set in the presettings Modbus address list The measured values available in the UMG103 are g...

Страница 23: ...les Unitronic BUS L2 FIP 1x2x0 64 Lapp cables Cable length 1200 m for a baud rate of 38 4 k Correct Incorrect Terminal strip in the control cabinet Device with RS485 interface Without terminating resi...

Страница 24: ...transformer incorrectly programmed Overrange The peak voltage value at the measurement input has been exceeded by harmonic components Remedy Replace fuse Send device to the manufacturer for repair Rea...

Страница 25: ...rmer connection is mixed up reversed A current path is assigned to the wrong voltage path RS485 Device address is incorrect Wrong protocol Device is defective Remedy Read out current transformer ratio...

Страница 26: ...ids and products containing acid for cleaning Disposal The UMG103 can be reused or recycled as electronic scrap in accordance with the legal provisions Firmware update If a firmware update has to be p...

Страница 27: ...27 UMG 103...

Страница 28: ...ight 150g Device dimensions approx l 71 5 mm b 98 mm h 46mm Housing flammability class UL94V 0 Installed position any Fixing mounting 35 mm top hat rail according to IEC EN 60999 1 DIN EN 50022 Operat...

Страница 29: ...29 UMG 103 RS485 interface Protocol modbus RTU Modbus RTU slave Transfer rate 9 6 kbps 19 2 kbps 38 4 kbps 57 6 kbps 115 2 kbps automatic detection...

Страница 30: ...ed outside the range from 18 28 C an additional measurement error equal to 0 01 of the measured value must be taken into account per C difference Measurement uncertainty The measurement uncertainty of...

Страница 31: ...tungsfaktor 2 0 Frequency 0 1 Real energy 0 5 Reactive energy 2 0 Apparent energy 0 5 THD voltage 3 0 THD current 3 0 Real energy Current transformer 5A Class 0 5S DIN EN62053 22 2003 Class B DIN EN50...

Страница 32: ...4 Leitersysteme L N L L max 240V 415V Power input max 4VA Overvoltage category 300V CATIII Resolution 0 01V Crest Faktor 2 relating to240Vrms Scanning frequency 5 4kHz Frequency of the fundamental 45...

Страница 33: ...sidential area DIN EN 61326 1 2006 Class A IEC 61326 2 1 2005 Interference immunity industrial area DIN EN 61326 1 2006 Table 2 IEC 61326 2 1 2005 Housing Electrostatic discharge IEC 61000 4 2 4 kV 8...

Страница 34: ...34 UMG 103 B A Dimensioned drawings Front view Side view...

Страница 35: ...35 UMG 103 UMG103 connection example Measuring circuit and power supply voltage Current measurement...

Страница 36: ...An overrange exists i e measuring range is exceeded at at least one current or voltage measuring input Data transfer on the RS485 is active For service purposes only If the device is switched on with...

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