Nautel NAB05E Technical Instructions Download Page 6 | Manualshive

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Nautel NAB05E Technical Instructions Download Page 6

48 VOLT BATTERY CHARGER

NAB05E

Safety (Page 4)

01 September 2004

TOXIC HAZARD WARNING

There are devices used in this equipment containing

BERYLLIUM OXIDE

ceramic, which is non-hazardous

during normal device operation and under normal device failure conditions. These devices are specifically
identified in the equipment manual’s parts list(s).

DO NOT

cut, crush or grind devices because the resulting dust may be

HAZARDOUS IF INHALED

.

Unserviceable devices should be disposed of as harmful waste.

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Summary of Contents for NAB05E

Page 1: ...tt s Cove NS Canada B3Z 3J4 Phone 207 947 8200 Phone 902 823 3900 Fax 207 947 3693 Fax 902 823 3183 ISO 9002 REGISTERED ISO 9001 REGISTERED Copyright 2004 NAUTEL All rights reserved TECHNICAL INSTRUCT...

Page 2: ...ember 2004 Warranty 2 0 01 September 2004 Contents 1 0 01 September 2004 Contents 2 0 01 September 2004 Contents 3 0 01 September 2004 Contents 4 Blank 1 1 0 01 September 2004 1 2 0 01 September 2004...

Page 3: ...NCH CASUALTY S NOSE AND EXHALE TWO SLOW BREATHS INTO CASUALTY Figure 5 h REMOVE YOUR MOUTH and check for breathing Figure 6 i CONTINUE GIVING ONE BREATH EVERY FIVE SECONDS without interruption If any...

Page 4: ...do not handle affected areas more than necessary 7 Do not apply salves grease etc to burns 8 Do not remove burned clothing which adheres to the skin or break blisters 9 Cover the burn with a dry steri...

Page 5: ...l the patient is breathing on his own or until medical aid arrives Survival rates can be quite high if cardio pulmonary resuscitation is started within 3 to 4 minutes of the injury being received ACT...

Page 6: ...M OXIDE ceramic which is non hazardous during normal device operation and under normal device failure conditions These devices are specifically identified in the equipment manual s parts list s DO NOT...

Page 7: ...costs incurred in returning the part assembly to the Customer 5 Warranty replacement parts and repair which are provided under items 2 or 3 shall be guaranteed for a period of ninety days from date o...

Page 8: ...hirteen months from shipment repair and exchange of modules is at no charge to the customer When the warranty has expired a charge of 80 of the list price for all exchanged modules is made If the faul...

Page 9: ...N ON OVERVIEW 2 2 2 2 10 FULL WAVE RECTIFIER OVERVIEW 2 3 2 3 DETAILED DESCRIPTION 2 3 2 3 1 AC POWER SUPPLY 2 3 2 3 2 23 VDC POWER SUPPLY 2 3 2 3 3 15 VDC POWER SUPPLY 2 3 2 3 4 DIGITIZER 2 4 2 3 5 R...

Page 10: ...NG INSTRUCTIONS 4 1 GENERAL 4 1 4 2 EMERGENCY SHUTDOWN PROCEDURE 4 1 4 3 PERSONNEL SAFETY 4 1 4 4 CONTROLS AND INDICATORS 4 1 4 5 TURNING ON THE BATTERY CHARGER 4 1 4 6 OPERATING PRECAUTIONS 4 1 4 7 F...

Page 11: ...MFR PART NO COLUMN 7 2 7 6 6 OEM CODE COLUMN 7 2 LIST OF ILLUSTRATIONS Number Title Page 2 1 Timing Information 2 7 6 1 Waveforms 6 4 SD 1 Block Diagram NAB05E Battery Charger SD 1 SD 2 Electrical Sch...

Page 12: ...m of the cabinet and connected to two terminal blocks on the rear panel inside the cabinet The battery charger circuitry comprising a supply transformer choke two thyristors two fuses one power on off...

Page 13: ...loscope with a calibrated time base Monitor waveforms during trouble shooting procedures Dc Power Supply Any good quality dc power supply 0 70 volts Simulate precise full charge no load battery voltag...

Page 14: ...n parallel When the ac power source voltage is 230 V ac 50 Hz the primary windings are connected in series One set of secondary windings provides 17 5 V ac RMS for the low voltage power supplies The s...

Page 15: ...effectively increasing the time required to generate a master reset signal as the batteries approach their fully charged condition 2 2 7 EIGHT SECOND TIMER OVERVIEW An oscillator timer integrated cir...

Page 16: ...reset level A choke is installed in the centre tapped ac return path to filter the average dc voltage It also contains a free wheeling diode that prevents oscillations when the thyristor control pulse...

Page 17: ...d by the status of the eight second timer When A1Q2 is turned on the collector of A1Q1 will be clamped to the dc reference level and the switching action of A1Q1 will be inhibited When A1Q2 is turned...

Page 18: ...an open circuit and it will have no influence on the operation of transistor A1Q1 2 3 8 CHARGING CURRENT CONTROL The charging current control circuit consists of operational amplifier A1U3C and its as...

Page 19: ...to TB2 1 thru inductor L1 as the negative voltage terminal for voltages developed by the switched full wave rectifier The 75 0 75 RMS ac voltage from T1 s secondary winding is applied to the anodes o...

Page 20: ...48 VOLT BATTERY CHARGER NAB05E Page 2 7 01 September 2004 Figure 2 1 Timing Information...

Page 21: ...ampere maximum load The battery cable enters the battery charger through a cable entry hole in the bottom of its cabinet Individual wires are connected to TB2 2 and TB2 1 UNPACKING 3 4 The battery ch...

Page 22: ...ify that the wiring connected to the primary winding taps of power transformer T1 is connected to accommodate the voltage of the ac power source to be sued as follows a When ac power source voltage is...

Page 23: ...emperature sensor is located where it will not be exposed to corrosive acids or gasses 3 8 6 POST INSTALLATION INSPECTION Visually inspect the battery charger s interior after installation and prior t...

Page 24: ...ING ON THE BATTERY CHARGER 4 5 There are no special turn on procedures Verify the requirements of paragraph 3 8 have been satisfactorily completed and observe the precautions specified in paragraph 4...

Page 25: ...the battery charger They should be maintained at their fully charged state unless the equipment that is connected to them is or has recently been drawing current from the batteries Check the specific...

Page 26: ...spect as follows 5 3 1 OPERATION OF EQUIPMENT Observe the precautions presented in section 4 when operating the battery charger 5 3 2 ADJUSTMENT PRE REQUISITES Prior to adjusting the battery charger e...

Page 27: ...rom nominal Preset the output of the variac to 230 V ac or 115 V ac depending on the ac source c Disconnect battery bank from battery charger by disconnecting the interconnecting wiring from TB2 2 and...

Page 28: ...source Set the variac s output to 10 above the nominal V ac and verify the ammeter reading does not increase by more than five percent y Simulate a 10 decrease in the ac power source Set the variac s...

Page 29: ...easure the specific gravity of the electrolyte to verify the battery charger is functioning normally If the batteries being charged do not have provision to check their electrolyte periodically measur...

Page 30: ...16 Reference Designations for Electrical and Electronic Parts and Equipments Each electrical symbol has been identified with its basic reference designation To obtain the full reference designation fo...

Page 31: ...efective fuse F2 b No pulses to turn on b Check pulses at gates of Q1 Q2 c Battery fully charged c No corrective action necessary Battery not charging a CHARGE VOLTAGE potentiometer a Adjust battery c...

Page 32: ...2 XF2 Side 13 White 16 XF2 Centre R1 04 14 White 16 R1 04 C1 15 White 16 P1 1 Q2 Gate 16 White 22 P1 2 Q1 Gate 17 White 22 P1 3 XDS1 Cathode 18 White 22 P1 7 T1 9 19 White 22 P1 8 C1 Cathode 20 White...

Page 33: ...5 0 Volts division 5 0 Milliseconds division Centre line at 10 Volts DIGITIZER OUTPUT Junction A1R2 CR1 1 0 Volts division 5 0 Milliseconds division Centre line at dc reference level RAMP GENERATOR O...

Page 34: ...VOLT BATTERY CHARGER NAB05E Page 6 5 01 September 2004 THYRISTOR TURN ON CONTROL PULSES Junction A1R2 CR1 5 0 Volts Division 5 0 Milliseconds division Centre line at 10 Volts Figure 6 1 Waveforms Shee...

Page 35: ...de Parts that are common to all variations will not have an entry in this column Notes at the end of each table explain the code s significance 7 6 2 REF DES COLUMN This column con tains the reference...

Page 36: ...not listed in the catalog when this listing was compiled have been assigned a unique five letter code This code is assigned arbitrarily and has no other significance The manufacturers identified for...

Page 37: ...d Massachusetts 02062 35005 Dale Electronics Canada Limited 18 Howden Road Scarsborough Ontario Canada M1R 3E6 USA customers use 91637 37338 Nautel Limited 10089 Peggy s Cove Road Hackett s Cove Nova...

Page 38: ...ernational Rectifier 9220 Sunset Boulevard PO Box 2321 Terminal Annex Los Angeles California 90069 83003 VARO Incorporated PO Box 401426 2203 Walnut Street Garland Texas 75040 89473 General Electric D...

Page 39: ...s 2 1 2W RAP09 RL20S102G 35005 A1R3 Resistor Metal Film 100K Ohms 2 1 2W RAP17 RL20S104G 35005 A1R4 Resistor Metal Film 1200 Ohms 2 1 2W RC38 RL20S122G 35005 A1R5 Resistor Metal Film 10K Ohms 2 1 2W R...

Page 40: ...B 00853 CR1 Diode Power Rectifier 300V 40A QK17 1N1187A 81483 DS1 Diode Light Emitting Green QK12 HLMP 3554 50434 1 F1 Fuse 5A 250V Slow 3AB FB33 MDA5 71400 2 F1 Fuse 3A 250V Slow 3AG FA10 313003 7591...

Page 41: ...Figure SD 1 Block Diagram NAB05 Battery Charger Page SD 1 01 September 2004...

Page 42: ...Figure SD 2 Electrical Schematic NAB05E Battery Charger Page SD 2 01 September 2004...

Page 43: ...Figure MD 1 Assembly Detail NAB05E Battery Charger Page MD 1 01 September 2004...

Page 44: ...Figure MD 2 Assembly Detail Battery Charger PWB P N 147 1310 08 Page MD 2 01 September 2004...

Page 45: ...Figure MD 3 Dimensional Information NAB05 Battery Charger Page MD 3 1 01 September 2004...

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