Page 2 - Safety Instructions; WARNING; CAUTION; European Low Voltage Directive
G85139-H1750-U049-B © Siemens plc 1997 26/09/97 Safety Instructions Before installing and putting this equipment into operation, please read these safety instructions andwarnings carefully and all the warning labels attached to the equipment. Make sure that the warninglabels are kept in a legible co...
Page 3 - English
1. OVERVIEW English © Siemens plc 1997 G85139-H1750-U049-B 3 26/09/97 1. OVERVIEW The MICROMASTERS are a range of frequency inverters for controlling the speed of three phase AC motors.Various models are available, ranging from the compact 120 W single phase input MICROMASTER up to the 7.5kW three p...
Page 4 - Wiring Guidelines to Minimise the Effects of EMI
English 2. INSTALLATION G85139-H1750-U049-B © Siemens plc 1997 26/09/97 4 2. INSTALLATION 2.1 Wiring Guidelines to Minimise the Effects of EMI The inverters are designed to operate in an industrial environment where a high level of Electro-MagneticInterference (EMI) can be expected. Usually, good in...
Page 5 - FILTER UNIT; Figure 1: Example of an RFI Suppression Filter Installation
2. INSTALLATION English © Siemens plc 1997 G85139-H1750-U049-B 5 26/09/97 When cable glands cannot beused, terminate screen to metalpanel by removing cable sheath. MAINS POWER CABLE MOTOR CABLE * CONTROL CABLE SCREENED CABLE SCREENED CABLE * Note: Screen must be terminatedat the motor. When attempti...
Page 6 - Mechanical Installation; Environmental Requirements
English 2. INSTALLATION G85139-H1750-U049-B © Siemens plc 1997 26/09/97 6 2.2 Mechanical Installation WARNING THIS EQUIPMENT MUST BE EARTHED. To guarantee the safe operation of the equipment it must be installed and commissioned properlyby qualified personnel in compliance with the warnings laid dow...
Page 7 - DIN Rail; Frame Size A; Tightening Torque; H W D H1 H2 W1 F; Figure 2: Mechanical Installation Diagram
2. INSTALLATION English © Siemens plc 1997 G85139-H1750-U049-B 7 26/09/97 DIN Rail Depth D W H2 H1 F ∅ ∅ = 4.5 mm Depth D W H H1 ∅ ∅ = 4.8 mm (B) ∅ = 5.6 mm (C) W1 Frame Size A Frame Sizes B and C Frame size B: 4 bolts M4 4 nuts M4 4 washers M4 2 bolts M4 2 nuts M4 2 washers M4 Frame size C: 4 bolts...
Page 8 - Electrical Installation; Use screened cable for the control lead. Use Class 1 60/75; Isolate the supply before making or changing connections.
English 2. INSTALLATION G85139-H1750-U049-B © Siemens plc 1997 26/09/97 8 2.3 Electrical Installation The electrical connectors on the MICROMASTER are shown in Figure 3. Connect the cables to the powerand control terminal blocks in accordance with the information supplied in sections 2.3.1 - 2.3.4. ...
Page 9 - THREE PHASE
2. INSTALLATION English © Siemens plc 1997 G85139-H1750-U049-B 9 26/09/97 Control Terminals Mains Input Terminals Motor Terminals V U PE PE L/L1 N/L2 L3 W FUSES CONTACTOR FILTER (Class B only) N L MICROMASTER N L3 L2 L1 PE PE PE W W V V U U FUSES TYPICAL INSTALLATION CONTACTOR FILTER L3 MICROMASTER ...
Page 10 - Refer to Figures 3 and 4. Proceed as follows:; Terminal cover release tabs; Figure 4: Power Connections Access Diagram - Frame Size B
English 2. INSTALLATION G85139-H1750-U049-B © Siemens plc 1997 26/09/97 10 2.3.2 Power and Motor Connections - Frame Size B The terminal arrangement for frame size B is identical to frame size A (see Figure 3). However, before the wires can be connected to the terminal blocks, you must lower the ter...
Page 11 - Refer to Figure 5 and proceed as follows:; Fan housing release tab; Figure 5: Power Connections Access Diagram - Frame Size C
2. INSTALLATION English © Siemens plc 1997 G85139-H1750-U049-B 11 26/09/97 2.3.3 Power and Motor Connections - Frame Size C The terminal arrangement for frame size C is identical to frame size A (see Figure 3). However, before the wires can be connected to the terminal blocks, you must lower the fan...
Page 12 - Control Terminal Block
English 2. INSTALLATION G85139-H1750-U049-B © Siemens plc 1997 26/09/97 12 2.3.4 Control Connections 1 2 3 4 8 5 6 7 9 10 11 Power Supply (+10 V, max. 10 mA) Analogue Input (0/2 - 10 V) (input impedance = 70 k Ω ) Output Relay (normally open) max. 0.4 A / 110 V AC 1 A / 30 V DC (resistive rating) Di...
Page 13 - Figure 7: Motor Overload PTC Connection; Figure 8: Block Diagram
2. INSTALLATION English © Siemens plc 1997 G85139-H1750-U049-B 13 26/09/97 2.3.5 Motor Overload Protection When operated below rated speed, the cooling effect of fans fitted to the motor shaft is reduced.Consequentially, most motors require de-rating for continuous operation at low frequencies. To e...
Page 14 - FRONT PANEL CONTROLS & BASIC OPERATION; button or parameter P005 in order to test; Press to stop the inverter.; LED Display; Figure 9: Front Panel
English 3. FRONT PANEL CONTROLS & BASIC OPERATION G85139-H1750-U049-B © Siemens plc 1997 26/09/97 14 3. FRONT PANEL CONTROLS & BASIC OPERATION 3.1 Front Panel Controls CAUTION The digital frequency setpoint has been set at 5.00 Hz in the factory. This means that, it is notnecessary to enter ...
Page 16 - Button
English 3. FRONT PANEL CONTROLS & BASIC OPERATION G85139-H1750-U049-B © Siemens plc 1997 26/09/97 16 3.2.3 Basic Operation - 10 Step Guide The basic method of setting up the inverter for use is described below. This method uses a digital frequencysetpoint and requires only the minimum number of ...
Page 17 - Analogue Control; the desired frequency is displayed on the inverter.
4. OPERATING MODES English © Siemens plc 1997 G85139-H1750-U049-B 17 26/09/97 4. OPERATING MODES 4.1 Digital Control For a basic startup configuration using digital control, proceed as follows: (1) Connect control terminal 5 to terminal 8 via a simple on/off switch. This sets up the motor for clockw...
Page 18 - Stopping the Motor
English 4. OPERATING MODES G85139-H1750-U049-B © Siemens plc 1997 26/09/97 18 4.3 Stopping the Motor Stopping can be achieved in several ways: • Cancelling the ON command or pressing the OFF button (O) on the front panel causes the inverter toramp down at the selected ramp down rate (see P003). • OF...
Page 19 - Closed Loop Control; Figure 11: Closed Loop Control
4. OPERATING MODES English © Siemens plc 1997 G85139-H1750-U049-B 19 26/09/97 4.6 Closed Loop Control 4.6.1 General Description The MICROMASTER provides a PI control function for closed loop control (see Figure 11). PI control is ideal for temperature or pressure control, or other applications where...
Page 20 - SYSTEM PARAMETERS
English 5. SYSTEM PARAMETERS G85139-H1750-U049-B © Siemens plc 1997 26/09/97 20 5. SYSTEM PARAMETERS Parameters can be changed and set using the membrane-type buttons to adjust the desired properties of theinverter, such as ramp times, minimum and maximum frequencies etc. The parameter numbers selec...
Page 21 - Parameter; Operating display
5. SYSTEM PARAMETERS English Parameter Function Range [Default] Description / Notes © Siemens plc 1997 G85139-H1750-U049-B 21 26/09/97 P000 Operating display - This displays the output selected in P001. In the event of a fault, the relevant fault code (Fxxx) is displayed (seesection 6). In the event...
Page 24 - Analogue input function; WARNING: The motor can automatically run without a; Analogue setpoint addition
English 5. SYSTEM PARAMETERS Parameter Function Range [Default] Description / Notes G85139-H1750-U049-B © Siemens plc 1997 26/09/97 24 P022 • Maximum analogue frequency(Hz) 0 - 400.00 [50.00] Frequency corresponding to the highest analogue input value, i.e.10 V, determined by P023. This can be set t...
Page 28 - Compound braking
English 5. SYSTEM PARAMETERS Parameter Function Range [Default] Description / Notes G85139-H1750-U049-B © Siemens plc 1997 26/09/97 28 P066 Compound braking 0 - 1 [1] 0 = Off1 = On. Permits faster ramp-down times and enhances stopping capability. P073 • DC injection braking (%) 0 - 250 [0] This stop...
Page 29 - Control mode
5. SYSTEM PARAMETERS English Parameter Function Range [Default] Description / Notes © Siemens plc 1997 G85139-H1750-U049-B 29 26/09/97 P077 Control mode 0 - 2 [1] Controls the relationship between the speed of the motor and thevoltage supplied by the inverter. One of two modes can be selected: 0/1 =...
Page 32 - Access only possible with P099 = 1
English 5. SYSTEM PARAMETERS Parameter Function Range [Default] Description / Notes G85139-H1750-U049-B © Siemens plc 1997 26/09/97 32 P210 Transducer reading (%) 0.0 - 100.0 [-] Read only. Value is a percentage of full scale of the selected input. P211 • 0% setpoint 0.00-100.00 [0.00] Value of P210...
Page 33 - Specific to PROFIBUS-DP. See PROFIBUS Handbook for further; = Changes to parameter settings are retained during periods; when power is removed.
5. SYSTEM PARAMETERS English Parameter Function Range [Default] Description / Notes © Siemens plc 1997 G85139-H1750-U049-B 33 26/09/97 P947 P958 P963 Specific to PROFIBUS-DP. See PROFIBUS Handbook for further P967 details. P968 Access only possible with P099 = 1 P970 P971 • EEPROM storage control 0 ...
Page 34 - Fault Code
English 6. FAULT CODES G85139-H1750-U049-B © Siemens plc 1997 26/09/97 34 6. FAULT CODES In the event of a failure, the inverter switches off and a fault code appears on the display. The last fault thatoccurred is stored in parameter P930. e.g. ‘0003’ indicates that the last error was F003. Fault Co...
Page 35 - 30 V Single Phase MICROMASTER Inverters
7. SPECIFICATIONS English © Siemens plc 1997 G85139-H1750-U049-B 35 26/09/97 7. SPECIFICATIONS 230 V Single Phase MICROMASTER Inverters Order No. (6SE92 ..) 10-7BA40 11-5BA40 12-1BA40 12-8BA40 13-6BA40 15-2BB40 16-8BB40 21-0BC40 21-3BC40 Inverter model MM12 MM25 MM37 MM55 MM75 MM110 MM150 MM220 MM30...
Page 36 - WARNING: External inductive loads must be suppressed in an; Options / Accessories
English 7. SPECIFICATIONS G85139-H1750-U049-B © Siemens plc 1997 26/09/97 36 Input frequency: 47 Hz to 63 Hz Power factor: λ ≥ 0.7 Output frequency range: 0 Hz to 400 Hz Resolution: 0.01 Hz Overload capability: 150% for 60 s, related to nominal current Protection against: Inverter overtemperatureMot...
Page 37 - SUPPLEMENTARY INFORMATION; Setup procedure for a simple application; USS Status Codes; Notes
8. SUPPLEMENTARY INFORMATION English © Siemens plc 1997 G85139-H1750-U049-B 37 26/09/97 8. SUPPLEMENTARY INFORMATION 8.1 Application Example Setup procedure for a simple application Motor: 220 V1.5 kW output power Application requirements: Setpoint adjustable via potentiometer 0 - 50 HzRamp up from ...
Page 38 - Class 1: General Industrial; EMC Phenomenon
English 8. SUPPLEMENTARY INFORMATION G85139-H1750-U049-B © Siemens plc 1997 26/09/97 38 8.3 Electro-Magnetic Compatibility (EMC) All manufacturers / assemblers of electrical apparatus which performs a complete intrinsic function which isplaced on the market as a single unit intended for the end user...
Page 39 - Class 2: Filtered Industrial
8. SUPPLEMENTARY INFORMATION English © Siemens plc 1997 G85139-H1750-U049-B 39 26/09/97 Class 2: Filtered Industrial This level of performance will allow the manufacturer/assembler to self-certify their apparatus for compliancewith the EMC directive for the industrial environment as regards the EMC ...
Page 40 - EMC Class; Environmental Aspects; Transport and Storage
English 8. SUPPLEMENTARY INFORMATION G85139-H1750-U049-B © Siemens plc 1997 26/09/97 40 Compliance Table: Model No. EMC Class MM12 - MM220 Class 2 MM12/2 - MM300/2 Class 1 MM12/2 - MM220/2 with external filter (see table) 1 phase input only Class 2* MM150/3 - MM750/3 Class 1 MM150/3 - MM750/3 with e...
Page 41 - User’s Parameter Settings; Record your own parameter settings in the table below:
8. SUPPLEMENTARY INFORMATION English © Siemens plc 1997 G85139-H1750-U049-B 41 26/09/97 8.5 User’s Parameter Settings Record your own parameter settings in the table below: Parameter Your setting Default P000 - P001 0 P002 10.0 P003 10.0 P004 0.0 P005 5.00 P006 0 P007 1 P009 0 P011 0 P012 0.00 P013 ...
