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Basic Block Diagram

Figure 2: Block Diagram T-Former Power Supply 

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Summary of Contents for LB-TFPS-180-540-90UI

Page 1: ...T Former Series Stabilized Pure Sine Voltage Technology LB TFPS 180 540 90UI Installation Manual May 2019 Adjustable Power Supply 180 540VA...

Page 2: ...s Page 5 Utility Connection Page 6 Mounting LB TFPS 180 540 90UI Page 7 Connecting Power Cable to T Former AC Output Page 9 Installation and Operation Page 11 Power Supply Functions Page 12 Troublesho...

Page 3: ...r Fig 5 Mounting LB TFPS 180 540 90UI Fig 6 Power Supply Output Connection Fig 7 Output Power Connector Fig 8 90 Output Power Connector Fig 9 Flex Jumper Fig 10 Dip Switch Location Fig 11 Dip Switch A...

Page 4: ...fects resulting from utility power recovery In addition the T Former operates in complete silence solving noise and vibration problems inherent in existing Ferro Resonant products T Former is designed...

Page 5: ...LB TFPS 180 540 90UI T former is its SOFT STARTUP solving the most inherent problem of Ferro based power supplies In Rush Current This innovative solution controls the current level during start up an...

Page 6: ...Basic Block Diagram Figure 2 Block Diagram T Former Power Supply 3...

Page 7: ...that the power supply input voltage configuration matches the standard utility voltage level Verify that the power supply output voltage configuration matches the CATV voltage and load requirements DO...

Page 8: ...Utility Connection 120VAC 15A NEMA 5 15R receptacle 120V 15A 10 Amp circuit breaker installed in service entrance box Figure 4 Service Entrance Circuit Breaker Figure 3 NEMA 5 15R receptacle 5...

Page 9: ...ll or shelf mounted The LB TFPS 180 540 90UI is designed for temperatures of 40 to 60C and can be mounted in an outdoor enclosure The outdoor enclosure should have a plywood backing so that the power...

Page 10: ...nnector at the panel Connection is made quickly and reliably from outside Beryllium copper contact Insure all output connectors are rated for 90VAC continuous 20Amps Continuous Note The length of the...

Page 11: ...8 90 Output Power Connector Bandwidth 0 MHz to 1 GHz Impedance 75 Ohms Return Loss Better than 30 dB to 1 GHz Insertion Loss Less than 0 10 dB to 1 GHz Operating Voltage Rating 90 Volts 60 Hz continu...

Page 12: ...sks and failures Verify current draw on each output port Pick a slow blow fuse 130 higher than output port current draw ie Output port has 3A current draw 3A 130 3 9A replace 8A fuse with a 4A fuse In...

Page 13: ...power manually allows the operator to pay flat rate for the real energy consumed instead of paying for the Power Supply rated power Current Limit 90V DIP Switch Position 3 2 1 2A OFF OFF OFF 3A ON OF...

Page 14: ...ssis Ground 3 Output 90VAC 4 Output Fuse 5 Output Voltage Test Point 6 Test Point Common Port 7 Output Current Test Point 1A 0 1V 8 Output Status LED Power Supply Functions Figure 12 Power Supply Func...

Page 15: ...even at maximum load The Power supply has slow start circuit and overload protection to prevent the most common failure at the network such as inrush current that switches OFF the circuit breaker or b...

Page 16: ...tput Power 180 540 VA adjustable Efficiency 96 25 90 load Mechanical Dimensions HxWxD 10 8 H x 6 4 W x 4 5 D 273H x 163W x 114D mm Weight lb Kg 28 lb 12 9 kg Housing Finish Corrosion protected Epoxy c...

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