Manuale d’uso / di manutenzione del prodotto MN850 del fabbricante Baldor
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Digital Soft–Start Installation & Operating Manual 5/03 MN850.
T able of Contents T able of Contents i MN850 Section 1 General Information 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Introduction 1-1 .
ii T able of Contents MN850 Section 4 Parameter Index 4-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Menu Descriptions 4-1 . . . .
Section 1 General Information General Information 1-1 MN850 Introduction The Baldor digital three phase multipurpose soft – starter provides reduced voltage, three phase motor starting and control over the four periods of motor operation.
1-2 General Information MN850 Safety Notice This equipment contains voltages that may be as high as 600 volts! Electrical shock can cause serious or fatal injury . Only qualified personnel should attempt the start-up procedure or troubleshoot this equipment.
Section 2 Installation Installation 2-1 MN850 Receiving, Inspection and Storage When you receive your control, there are several things you should do immediately . 1. Observe the condition of the shipping container and report any damage immediately to the commercial carrier that delivered your control.
2-2 Installation MN850 Cover Removal Size 3, 4 Size 1 Cover Screws Remove Cover 1. Remove two cover screws. 2. Pull bottom of cover (held by cover screws) and lift cover off of top hinge. Size 2 Cover Screws Remove Cover 1. Remove four cover screws. 2.
Section 1 General Information Installation 2-3 MN850 Optional Remote Keypad Installation The keypad may be remotely mounted using optional Baldor keypad extension cable. Keypad assembly (white - DC00005A-01; gray - DC00005A-02) comes complete with the screws and gasket required to mount it to an enclosure.
2-4 Installation MN850 AC Main Circuit Power Disconnect A power disconnect should be installed between the input power service and the control for a fail safe method to disconnect power . Protective Devices Recommended fuse sizes are based on the following: 175% of maximum continuous current for time delay .
Installation 2-5 MN850 UL Required Fuses for Short Circuit Rating UL requires R/C fuses, special purpose fuses (JFHR2) or semiconductor fuses rated 700V AC be used to obtain the short circuit current ratings required by UL. Fuse Manufacturer Fuse Model Number Bussman (300 KA A.
2-6 Installation MN850 Figure 2-1 Power and Motor Circuit Connections Programmable Input L1 L2 L3 Alternate * Fuse Connection Note 1 L1 L2 L3 L1 L2 L3 * Circuit Breaker Earth * Optional components not provided with control. Note 4, 8 Baldor Digital Soft – Start Note 1 Notes: 1.
Installation 2-7 MN850 In – Delta Connections For Delta connected motors, the Soft – Start can be connected inside the delta windings. This connection method is shown in Figure 2-2.
2-8 Installation MN850 Wire Size and Protection Devices T able 2-4 Control Wire Sizes and T ightening T orques Control Wire Gauge * T erminal T orque Control Size T erminal AW G mm 2 Lb – in Nm L1, .
Installation 2-9 MN850 Three Wire Control Figure 2-4 Three Wire Control Connection Baldor Digital Soft – Start See Recommended T ightening T orques in T able 2-4. 14 11 12 K1 24 21 22 K2 S1 S0 1 15 / 230V AC X1 X2 Start Stop IC * External hardware not provided with control.
2-10 Installation MN850 NEMA 12/4 Installation When a NEMA12, NEMA4, NEMA4x OR IP65 enclosure is used, a separate T op of Ramp Bypass (or shunt) contactor must be connected in parallel with the soft – start control. This will allow a solid connection of the motor to the AC power lines and eliminate the heating effect caused by the SCR ’ s.
Installation 2-1 1 MN850 Reversing Contactor For this mode, the Stop Time must be set to zero. Also, allow a minimum of 350 milli seconds between the Forward and Reverse commands. Figure 2-7 Motor Reversing Connection L1 L2 L3 Baldor Digital Soft – Start See Recommended T ightening T orques in T able 2-4.
2-12 Installation MN850 Installation 1. Remove cover . (See cover removal described previously in this section.) 2. Mount the panel or enclosure to the mounting surface. The panel or enclosure must be securely fastened to the mounting surface. Refer to the mounting dimensions in Section 6 of this manual.
Section 3 Operation Operation 3-1 MN850 Overview The start – up procedure will help get your system up and running quickly and will allow motor and control operation to be verified.
3-2 Operation MN850 Start – Up Procedure This procedure assumes that this is the first time the control and motor have been started. The normal start – up procedure would be as follows: 1. Apply X1, X2 Control V oltage power (1 15V AC). 2. Apply three phase power .
Operation 3-3 MN850 Operating Modes System Status Mode Description Display Comments During normal operation, the display shows the status of operation. OPTIMIZE CURRENT 183 A Shows that Optimized operation is selected and the load current is 183 amperes.
3-4 Operation MN850 Menu Structure Figure 3-2 Menu Structure Diagram Stopped and ready ENTER ENTER ENTER ENTER # # # Inputs Password Password Permanent store Outputs Trips Parameters Auto features Bas.
Operation 3-5 MN850 Menu Navigation Examples Menu Navigation This example shows how to go to the Inputs menu and map an input parameter . Action Description Display Comments Apply Control V oltage (1 15V AC) Keypad Display shows this opening message. Baldor Soft Start Logo display for 2 seconds.
3-6 Operation MN850 Changing the Power – up Settings & Select Keypad Control When the Control Supply (1 15V AC) power is first applied, the control loads the parameter settings into working memory . Y ou may change any of these parameters and operate a motor with the changed settings.
Operation 3-7 MN850 Motor Starting Definitions T erm Definition Starting Selectable in Basic Menu as either Keypad or Remote starting method. V oltage Pedestal Initial voltage applied to motor after the 3 cycle power – up ramp. Programmed as parameter 1 1 or as Start Pedestal in Basic Menu.
3-8 Operation MN850 Keypad Starting and Running the Motor with Factory Settings Action Description Display Comments Apply Control V oltage (1 15V AC) Keypad Display shows this opening message. Baldor Soft Start Logo display for 2 seconds. If no faults the display will show this message.
Operation 3-9 MN850 Keypad Starting and Running the Motor in Optimise Mode Action Description Display Comments Apply Control V oltage (1 15V AC) Keypad Display shows this opening message. Baldor Soft Start Logo display for 2 seconds. If no faults the display will show this message.
3-10 Operation MN850 Motor Stopping Definitions T erm Definition Stop Pedestal V oltage Stop Pedestal V oltage is the percentage of line voltage applied to the motor after a stop command.
Section 4 Parameter Index Parameter Index 4-1 MN850 Menu Descriptions Basic Menu Block Title Parameter Description Basic Starting Keypad – Allows motor starting and stopping by pressing Start/Stop key on keypad. Remote – Allows motor starting and stopping by applying or removing 1 15V AC at terminals S0 and S1 of the control board.
4-2 Parameter Index MN850 Applications Menu Continued Small Pump Name Start Pedestal % Start Time Current Limit Level 10 5 3.5 % S *FLC Optimise Rate Auto End Start Soft Stop Smoothing Auto 3MC Low V .
Parameter Index 4-3 MN850 Advanced Menu Block Title Parameter Description Advanced Current Rated Current – (View Only) this value is the continuous current rating of the control. Low Current – If on, activates low current trip protection. Useful to detect a low current condition (broken belt, coupling, pump etc.
4-4 Parameter Index MN850 Advanced Menu Continued Block Title Parameter Description Advanced Contactor Delay A delay is required when an input contactor is energized by the soft – start “ Run ” relay . This delay allows bouncing contactor armature to settle during the “ Closed ” position.
Parameter Index 4-5 MN850 Permanent Store Menu Block Title Parameter Description Permanent Store Save Parameters Saves all parameter values and overwrites previously saved values. Power on Parameters Restores all parameter values to the values that were last saved (last power up cycle).
4-6 Parameter Index MN850 Outputs Menu The internal LED, four digital outputs and two analog outputs can be individually defined as desired. Each digital output can be assigned positive or inverse logic. Block Title Parameter Description Outputs LED A vailable only on size 2 and 3 controls, this Red LED can represent a variety of status conditions.
Parameter Index 4-7 MN850 Mapping to an Output Relay Most status values are stored in memory as status words. The following is a list of these status words: Parameter Description (128) 10000000 (64) 0.
4-8 Parameter Index MN850 Parameter Descriptions V ersion 5MC (4/2/01) Title P# Parameter Description Parameter P0 Dummy Parameter Map unused bits, parameters etc. P1 Station Number Unused P2 Country Determines the language used by the display. 44=English.
Parameter Index 4-9 MN850 Title P# Parameter Description Parameters P20 Reference PF (Power Factor) The calculated power factor to optimize the control loop. P21 Present PF (Power Factor) The present power factor of the motor (load). P22 Delay Angle (SCR OFF time) The period (in degrees) that the thyristors are in the OFF state.
4-10 Parameter Index MN850 Title P# Parameter Description Parameters Continued P51 User Flags 1 Note that these bits operate with P52 bit 6 (param group selector). This lets you set a primary and secondary group value: e.g. P14: Kick Time 1 (primary); P82: Kick Time 2 (secondary).
Parameter Index 4-1 1 MN850 Title P# Parameter Description Parameters Continued P60 K2 Bit Mask (P59 bit selected for K2) Sets the bit in the parameter selected by P59 that operates the relay K2 on the control card. The preset is P8:Status 1, Bit3 (T op of Ramp or Full V olts).
4-12 Parameter Index MN850 Title P# Parameter Description Advanced Current P71 Contactor Delay (after start command) Sets the delay time between the request to actuate K1 and the start of firing the thyristors.
Section 1 General Information Parameter Index 4-13 MN850 Title P# Parameter Description Parameters Continued 86 Auto Config 2 (for 2nd param set) Auto configuration flags for the second parameter set.
Section 1 General Information 4-14 Parameter Index MN850 Title P# Parameter Description Parameters 100 Flag1 O/P Destination Mask The bit mask for destination flag parameter . Continued 101 Flag2 I/P Source Address Address of source flag parameter . (Parameter 102 is the mask for P101.
Section 5 T roubleshooting T roubleshooting 5-1 MN850 Safety Notice Be sure to read and understand all notices, warning and caution statements in Section 1 of this manual. If you have any questions about the safe operation of this equipment, please contact your Baldor representative before you proceed.
5-2 T roubleshooting MN850 T able 5-2 T roubleshooting Guide INDICA TION CORRECTIVE ACTION Unit fails to start LED’ s on control card are OFF and no error messages displayed: 1. V erify that 1 15V AC is present at X1 and X2 terminals. 2. V erify that 9V AC is present at terminal J2 (see Section 2 cover removal).
T roubleshooting 5-3 MN850 T able 5-2 T roubleshooting Guide Continued INDICA TION CORRECTIVE ACTION Initial motor kick then bad start V erify that AC input power and motor power wires are not reversed. (The motor will give an initial kick then start very roughly .
5-4 T roubleshooting MN850 Electrical Noise Considerations All electronic devices are vulnerable to significant electronic interference signals (commonly called “ Electrical Noise ” ). At the lowest level, noise can cause intermittent operating errors or faults.
Section 6 Specifications and Product Data Specifications and Product Data 6-1 MN850 Identification Three Phase Digital Soft – Start Input V oltage 7- 208, 230, 460V AC 8- 230, 460, 575V AC 7 016 Amp.
6-2 Specifications and Product Data MN850 Input Ratings Input V oltage Range MD7 – XXX = 208/230/460 V AC +10% to – 15% MD8 – XXX = 230/460/575 V AC +10% to – 15% Phase Three Phase Input Frequency 60/50 HZ ± 5% Overload Rating Continuous 1 15% of FLA; 350% for 30 seconds.
Specifications and Product Data 6-3 MN850 Standard Duty: Agitator , Compressor , Centrifuge, Fan, Blower , Chiller , Escalator , Pump, Bandsaw , Low Inertia Fan, Small Pump.
6-4 Specifications and Product Data MN850 Mounting Dimensions Size 1 1.41 (36) Ground Ground 5.9 (150) 14.93 (379) 16.31 (414) 7.68 (195) Model # Weight lb (kg) – 9 16.1(7.3) – 16 16.1(7.3) – 23 16.1(7.3) – 30 16.1(7.3) – 44 16.1(7.3) – 59 18.
Specifications and Product Data 6-5 MN850 Mounting Dimensions Continued Size 2 13.38 (340) 20.47 (520) Ground 10.43 (265) Model # Weight lb (kg) – 174 34.6(15.7) – 202 34.6(15.7) – 242 48.5(22) – 300 48.5(22) – 370 48.5(22) 0.23 (M6) Slot 2 Places 0.
6-6 Specifications and Product Data MN850 Mounting Dimensions Continued Size 3 15.75 (400) 26.58 (675) 24.01 (610) 22.64 (575) 9.84 (250) 9.84 (250) Model # Weight lb (kg) – 500 143.3(65) – 600 143.3(65) – 750 158.8(72) – 900 158.8(72) 3.44 (87.
Specifications and Product Data 6-7 MN850 Mounting Dimensions Continued Size 4 4.53 (1 15) 25 (635) 24.45 (621) 5.95 (151) 7.88 (200) 7.88 (200) 3.94 (100) 4.13 (105) 7.59 (193) 7.59 (193) m10 1.9 7 (50) 10.87 (276) 12.68 (322) 6.58 (167) T1, T2, T3 L1, L2, L3 Air Flow Model # Weight lb (kg) – 1 100 158.
6-8 Specifications and Product Data MN850.
Appendix A CE Guidelines Appendix A-1 MN850 CE Declaration of Conformity Baldor indicates that the products are only components and not ready for immediate or instant use within the meaning of “ Safety law of appliance ” , “ EMC Law ” or “ Machine directive ” .
A-2 Appendix MN850 Using CE approved components will not guarantee a CE compliant system! 1. The components used in the drive, installation methods used, materials selected for interconnection of components are important.
Appendix A-3 MN850 EMC Installation Instructions T o ensure electromagnetic compatibility (EMC), the following installation instructions should be completed.
A-4 Appendix MN850.
Appendix B Parameter V alues Applications B-1 MN850 V ersion 5MC (4/2/01) Read Only Parameter V alues Title P# Parameter Adjustable Range Factory User Setting Parameter P0 Dummy Parameter 0 – 255 0 .
B-2 Applications MN850 Read Only Parameter V alues Title P# Parameter Adjustable Range Factory User Setting Parameters P36 % Overload (status only) 0 – 100% (100%=Tripped) 0% P37 Chassis T emperatur.
Section 1 General Information Applications B-3 MN850 Read Only Parameter V alues Title P# Parameter Adjustable Range Factory User Setting Parameters P74 2nd Last Trip 1 – 16 (Status Code) 0 P75 3rd .
Section 1 General Information B-4 Applications MN850 Read Only Parameter V alues Title P# Parameter Adjustable Range Factory User Setting Parameters P1 1 1 User Parameter 0 – 255 0 P1 12 Status 4 0 .
Appendix C Replacement Parts Appendix C-1 MN850 V oltage Independent Parts P ART No. Description SSDTR900 Control power transformer , 9 – 44 A & 500 – 900 A SSDTR370 Control power transformer .
C-2 Appendix MN850 575V AC Parts P ART No. Description SSD1PSCR059 1 Phase SCR pair for 44, 59 A SSD1PSCR8030 1 Phase SCR pair for 9, 16, 23, 30 A SSD1PSCR8059 1 Phase SCR pair for 44, 59 A SSD1PSCR81.
Appendix D V oltage Surge Protection V oltage Surge Protection D-1 MN850 Grounding Proper grounding is extremely important. The symptoms produced by improper grounding are obvious. Sometimes filters and other expensive devices are added to reduce the effects of problems caused by poor grounding.
D-2 V oltage Surge Protection MN850 Figure D-2 WYE Configurations Ungrounded L1 L1 L2 L3 L2 L3 T1 T2 T3 Control Enclosure Symbol Grounded or High Resistance Ground L1 L1 L2 L3 L2 L3 T1 T2 T3 Control Enclosure Symbol Do not ground MOV . Cut off green wire and insulate (cap off) with wire nut.
V oltage Surge Protection D-3 MN850 Figure D-3 Delta Configurations Ungrounded L1 L1 L2 L3 L2 L3 T1 T2 T3 Control Enclosure Symbol Corner or Center – T ap Grounded L1 L1 L2 L3 L2 L3 T1 T2 T3 Control Enclosure Symbol Do not ground MOV . Cut off green wire and insulate (cap off) with wire nut.
D-4 V oltage Surge Protection MN850.
Appendix E Appendix E-1 MN850.
Section 1 General Information E-2 Appendix MN850 Remote Keypad Mounting T emplate Four Places T apped mounting holes, use #29 drill and 8-32 tap (Clearance mounting holes, use #19 or 0.166 ″ drill) 4.00 2.500 1.250 1.340 4.810 5.500 1- 11 / 16 ″ diameter hole Use 1.
Baldor Electric Company MN850 Printed in USA 5/03 C&J1500 BALDOR ELECTRIC COMP ANY P .O. Box 2400 Ft. Smith, AR 72902 – 2400 (479) 646 – 471 1 Fax (479) 648 – 5792 www .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Baldor MN850 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Baldor MN850 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Baldor MN850 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Baldor MN850 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Baldor MN850, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Baldor MN850.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Baldor MN850. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Baldor MN850 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
