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Summary of Contents for Polyamp PM250
- Page 1 PM250 INSTALLATION MANUAL PM250 Installation manual 4645-2PM250InstMan.doc Polyamp AB, Sweden www.polyamp.com Page 1 (9)
- Page 2 Manual This manual is as complete and actual as possible at the time of printing. However, the information may have been updated since then. Polyamp AB reserves the right to make changes in this manual without notice. The exclamation point within an equilateral triangle is intended to alert the user to presence of important...
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Page 3: Table Of Contents
PM250 INSTALLATION MANUAL CONTENTS 1 BEFORE INSTALLATION..........................4 2 INSTALLATION...............................4 3 PARALLEL CONNECTION ...........................5 3.1 S ........................5 ERIES DIODE ON THE OUTPUT ................5 ONNECTING CONVERTERS IN PARALLEL ON THE OUTPUT ........6 DJUSTING OUTPUT VOLTAGE WHEN UNITS ARE PARALLELED ON THE OUTPUT 4 MULTIPLE LOADS AT THE OUTPUT ......................6... -
Page 4: Before Installation
With these you can mount the converter in any range. The converter type name consists of model direction. The converter is convection cooled and name PM250 followed by input voltage and output in order to get sufficient cooling there shall be a voltage. Example: minimum of 15mm space at upper and lower parts •... -
Page 5: Parallel Connection
PM250 INSTALLATION MANUAL voltage is described in 3.3 Do not forget to fuse the inputs separately to Adjusting output voltage when achieve redundancy. units are paralleled on the output on page 6. 5. When the converter is disconnected, switch-off 3.2 Connecting converters in parallel on the input voltage with the disconnecting unit. -
Page 6: Adjusting Output Voltage When Units Are Paralleled On The Output
PM250 INSTALLATION MANUAL ii. Repeat from i. until you reach the desired 3.3 Adjusting output voltage when units output voltage at the load. are paralleled on the output 1. Connect and start all converters according to 2 5. To achieve good current sharing, adjust all Installation on page 4. -
Page 7: Alarm
PM250 INSTALLATION MANUAL Example: 2. Normally Closed (NC). You have a 1A fuse with fast characteristic and the short-circuit current is 10A. The data sheet i. Connect twisted-pair (0.25mm -1.5mm gives you that Δt = 10ms. The output voltage is... -
Page 8: Dc Isolation Test Input To Output And Input To Case
This feature is only available on the 4. Connect your isolation tester between input and PM250 models with input codes 110 and 220. case. See Figure 7. Raise the voltage of the There might be some drawbacks using this option. -
Page 9: Trouble Shooting
• If there is an external short-circuit, remove • If the load is too large decrease the load or consult your Polyamp dealer. 5. The unit is broken. Contact your Polyamp dealer. 9.2 The input fuse blows when the input is connected 1.
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