Lambda EMS 10-100 Operator'S Manual Download Page 16 | Manualshive

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Units with the -CE suffix have been tested to the EMC requirements of EN 50081-1 and EN
50081-2, However in the presence of high ambient RF noise, shielding may be required on
the load or the remote control cables.

83-473-000 Revision J

2 - 3

Inspection and Installation

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Summary of Contents for EMS 10-100

Page 1: ...K Lambda EMS 15 300 2 D Manual Get Pricing Availability at ApexWaves com Call Today 1 800 915 6216 Email sales apexwaves com https www apexwaves com power supplies tdk lambda ems series EMS 2015 300 2...

Page 2: ...LAMBDA EMI 405 ESSEX ROAD NEPTUNE NJ 07753 TEL 732 922 9300 FAX 732 922 9334 OPERATOR MANUAL FOR EMS POWER SUPPLY 83 473 000 Revision J MODEL SERIAL NUMBER...

Page 3: ...3 2 OPERATING MODES 3 1 3 1 FRONT PANEL 3 1 3 OPERATING INSTRUCTIONS 2 3 2 4 ELECTRICAL INSPECTION 2 2 2 3 1 EMC REQUIREMENTS 2 1 2 2 LOCATION 2 1 2 1 VISUAL INSPECTION 2 1 2 INSPECTION AND INSTALLAT...

Page 4: ...FOR THE 2KW 2 5KW AND 5KW 4 5 4 5 9 TRANSISTOR DRIVE FOR THE 600W 1KW 4 5 4 5 8 PULSE WIDTH MODULATOR FOR THE 2 5KW 5KW 4 4 4 5 7 PULSE WIDTH MODULATOR FOR THE 600W 1KW 4 4 4 5 6 AUTOMATIC CROSSOVER 4...

Page 5: ...GE MODE 3 5 FIGURE 3 6B REMOTE PROGRAMMING BY EXTERNAL VOLTAGE VOLTAGE MODE AS PER 0 10V OPTION 3 5 FIGURE 3 6A REMOTE PROGRAMMING BY EXTERNAL VOLTAGE VOLTAGE MODE 3 4 FIGURE 3 5 REMOTE PROGRAMMING BY...

Page 6: ...be maintained at all times Lethal voltages are developed within the power supply s enclosure Therefore the power supply must always be unplugged prior to removing the cover If the input to the power s...

Page 7: ...1 3 1 INPUT POWER The following provides the maximum input current at a given output power phase input voltage and the recommended wire size to be used for input connection 4 1 14 11 0 396 484 47 63 3...

Page 8: ...120 120 120 EMS 150 7 EMS 150 13 EMS 150 16 1000 2000 2500 100 100 100 EMS 100 10 EMS 100 20 EMS 100 25 1000 2000 2500 100 100 100 100 EMS 80 7 5 EMS 80 13 EMS 80 25 EMS 80 30 600 1000 2000 2500 100...

Page 9: ...100 of full load will be less than 10 of the maximum output voltage of the supply The voltage will recover to 2 of its original value within 650 s for units up to 20v For units above 20 volts the rec...

Page 10: ...ter or ammeter at full scale is 2 of full scale The tolerance of a digital front panel voltmeter or ammeter at full scale is 2 of full scale 1 3 8 PHYSICAL SPECIFICATIONS 27 60 533 21 48 19 133 5 25 5...

Page 11: ...restart circuit will be activated once safe operating temperature levels are restored 1 7 OVERVOLTAGE PROTECTION FOR OUTPUTS 300 VDC The Overvoltage protection circuitry adjustable from the front pan...

Page 12: ...D Digital 13 400 40VAC 47 63Hz 3 5 KW OMIT Analog 12 440 44VAC 47 63Hz 3 5 KW PANEL METERS 11 480 48VAC 47 63Hz 3 5 KW 10 200 20VAC 47 63Hz 1 5 KW 9 415 41VAC 47 63Hz 3 5 KW 8 380 38VAC 47 63Hz 3 5 KW...

Page 13: ...factory the following steps should be taken 1 Notify Lambda EMI Inc Customer Service Dept at telephone number 732 922 9300 Give a full description of the difficulty including the model and serial num...

Page 14: ...panel and is forced out of the rear panel This power supply is intended for rack mounting A conventional 19 inch rack or equivalent that encloses the sides top and rear must be used 2 3 ELECTRICAL INS...

Page 15: ...ive earth ground to the terminal marked NOTE It is important that single phase power should be applied between terminals Phase A and Phase B 3 5KW Unit is designed to operate on 190 250Vac 342 418Vac...

Page 16: ...en tested to the EMC requirements of EN 50081 1 and EN 50081 2 However in the presence of high ambient RF noise shielding may be required on the load or the remote control cables 83 473 000 Revision J...

Page 17: ...OVP potentiometer counter clockwise The output voltage should drop to zero volts G Since the OVP circuitry latches on itself rotate the OVP potentiometer completely clockwise Flip the circuit breaker...

Page 18: ...vervoltage trip level OVP LED 10 Sets Overvoltage trip level OVP Adjust 9 When glowing indicates that the supply is in the constant current mode Current LED 8 Displays output current of power supply A...

Page 19: ...ugh the load is lower than that defined by front panel current control In this mode the output voltage of the power supply is set by the front panel voltage control The output current is determined by...

Page 20: ...pply is controlled by the front panel s Voltage and Current Knobs Remote programming externally controlled at TB1or J1 is done by the following A External resistance B External DC Voltage C External D...

Page 21: ...Voltage of 0 5V 0 10 Volts is an option C External DC Current of 0 1mA The wire connecting the programming terminals of the supply to the remote programming device should be twisted or if strong AC or...

Page 22: ...Figure 3 5 Remote programming by External Resistance Voltage Mode 83 473 000 Revision J 3 5 Operating Instructions...

Page 23: ...s TB1 3 TB1 4 and TB1 5 or J1 3 J1 4 and J1 5 2 If unit has the 0 to 10 V programming option connect a link between TB1 J1 5 and TB1 J1 6 as shown in Figure 3 6b Otherwise if the unit has the default...

Page 24: ...e should be twisted or if strong AC or RF fields are present shielded CAUTION If the remote programming function fails or is inadvertently adjusted so that the output voltage is programmed to levels o...

Page 25: ...ttenuated to the 100mV level by a resistor divider For best performance the source impedance of this divider should not exceed 1000 Ohms May not be needed for the 0 5V or 0 10V programming options 1 R...

Page 26: ...the application due to instability and OVP of the power supplies The simplest parallel connection is that of attaching the positive and negative terminals to their respective load points The procedur...

Page 27: ...e following links of all slaves TB1 J1 13 TB1 J1 14 TB1 J1 9 TB1 J1 10 TB1 J1 11 2 Connect a link between TB1 J1 10 and TB1 J1 12 of all slaves 3 Connect a wire between the master supply TB1 J1 12 and...

Page 28: ...her In this configuration each unit is adjusted independently and the total output voltage is the sum of each unit s output voltage NOTE The voltage at any output terminal must never exceed 600V with...

Page 29: ...urn on slave s and then master 7 Adjust master supply for desired output voltage across load Figure 3 14 Series Operation Master Slave 3 8 REMOTE METERS P S WITH OUTPUT OF 300V OR LESS A remote voltme...

Page 30: ...Remove jumpers between the following terminals TB1 J1 1 and TB1 J1 2 TB1 J1 7 and TB1 J1 8 2 Connect the positive point of load to TB1 J1 2 3 Connect the negative side of the load to TB1 J1 7 and TB1...

Page 31: ...e of the power supply Each pair of connecting wires must be as short as possible and twisted or shielded if strong AC or RF fields are present to reduce noise pickup Either positive or negative voltag...

Page 32: ...re 4 1 Simplified EMS Power Supply 4 2 INPUT SECTION The AC input enters through TB2 on the rear of the unit It passes through the power line filter on the A300 board The purpose of the Power Line Fil...

Page 33: ...full wave rectified and filtered The voltage regulators provide the regulated bias voltages 15v 12v for the 600W 1KW The bias voltages are used to power all the integrated circuits on the board The c...

Page 34: ...on from the power supply ground With the internal LED of U3 U2 not activated Q4 is turned on which shuts down the modulator through CR12 and Q5 Any event that activates the internal LED allows the mod...

Page 35: ...5 CURRENT CONTROL CHANNEL Current control and error amplification are implemented by U5 U8 for the 5KW and associated components The non inverting input is routed from the current shunt sense terminal...

Page 36: ...er Q5 in the supervisory circuit or by the current limiting circuit 4 5 9 Transistor Drive for the 600W 1KW The outputs of U8 are ORed to provide a PWM signal at 50KHz This is used as a clock for the...

Page 37: ...cover and remove cover 3 Check for loose wires burn marks etc 4 Remove dust from parts fans with a small long bristled brush or use an air blower to remove the dust 5 3 CALIBRATION The calibration pr...

Page 38: ...00w 1KW and check its zero adjustment if voltmeter is analog digital meter has no Zero Adjustment 8 Turn circuit breaker off 5 3 3 Current Channel and Ammeter Calibration 9 Connect a short across the...

Page 39: ...e and or current is not adjustable a Check load connections Especially on high current units load connections should be very tight b Fan s are defective Overheating a Output capacitor s defective b Fe...

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