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PISA-B-812-B1
PISA-B-812-B4

Apr. 2021 / Rev. 0.1 DS-PISA-B-812-Bx-xx-EN

www.pulspower.com

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All parameters are specified at 24Vdc input voltage, 8x5A output currents, 25°C ambient and after a 5 minutes run-in time unless otherwise noted.

12. Functional Diagram

Fig. 12-1: Functional diagram PISA-B-812-B1

Fig. 12-2: Functional diagram PISA-B-812-B4

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Содержание PISA-B-812-B1

Страница 1: ...al output built in for this function All PISA B devices are equipped with push in terminals which are optimized for automated wiring The mechanically robust housing is made of a high grade reinforced...

Страница 2: ...rience at the time of publication If not expressly agreed otherwise this information does not represent a warranty in the legal sense of the word As the state of our knowledge and experience is consta...

Страница 3: ...s of the devices Use an appropriately sized 24V power supply which can deliver the peak current required to trip the load channels If peak currents are too low the supply voltage for the protection mo...

Страница 4: ...power bus bar of 32A is not exceeded Fuse modules can be lined up on the DIN rail without spacing The power bus bars can be plugged in from the front and must have a length that all plug contacts of t...

Страница 5: ...ab 5 1 Larger load capacitors might result in an unintended turn off of the channel More detailed information regarding allowable capacitive loads is available on request If in doubt or when you do no...

Страница 6: ...10A and 12A settings typ 50A For CH3 to CH8 independent of the settings Channels 1 and 2 have a current limited output while channels 3 to 8 have an overcurrent shutdown behaviour only Load capacitan...

Страница 7: ...stic Slow Fast selectable factory setting is Fast Tripping delay typ 1 1s For all channels in Slow mode at 1 5x nominal current typ 0 22s For all channels in Fast mode at 1 5x nominal current typ 2ms...

Страница 8: ...LEDs indicate the actual channel current in percent of the set value Peak values are stored in a peak detector and are additionally shown with one LED for a short period of time Uppermost LED is red T...

Страница 9: ...ged in the measurement mode as well as in the parameter mode Parameters can be changed regardless of whether a channel is switched off or not Changing the current settings Press and hold the SET butto...

Страница 10: ...sh button Channel 4 is loaded with 80 100 of the set current Channel 5 is turned off on purpose with push button Channel 6 is loaded with 40 60 of the set current current Channel 7 is loaded with 0 10...

Страница 11: ...ISA B 812 B1 The device is equipped with an alarm contact The normally closed NC contact closes as soon as one output channel has switched off common signalling or the input voltage is lower than 19Vd...

Страница 12: ...w pulspower com 12 20 All parameters are specified at 24Vdc input voltage 8x5A output currents 25 C ambient and after a 5 minutes run in time unless otherwise noted 12 Functional Diagram Fig 12 1 Func...

Страница 13: ...ative return input power bus bar F Set button required for controlling the unit G Channel control buttons H LED matrix display I LED which indicates percentage values of the LED matrix Fig 13 1 Front...

Страница 14: ...V 8x2 5A and 40 C t b d At 24V 8x5A and 25 C t b d At 24V 8x2 5A and 25 C 16 MTBF MTBF stands for Mean Time Between Failure which is calculated according to statistical device failures and indicates r...

Страница 15: ...rion A Output lines 2kV Criterion A Surge voltage on input lines EN 61000 4 5 500V Criterion B housing 1kV Criterion B Surge voltage on output lines EN 61000 4 5 500V Criterion B housing 1kV Criterion...

Страница 16: ...ontrolled The user has to take this into consideration to stay below the derated current limits in order not to overload the unit Humidity 5 to 95 r h According to IEC 60068 2 30 Atmospheric pressure...

Страница 17: ...x 500Vac Power port to signal port max 500Vac Power port signal port to housing Class of protection III A PE Protective Earth connection is not required Degree of protection IP20 According to EN IEC 6...

Страница 18: ...pment Applicable for US and Canada E File E198865 UL 2367 UL Certificate Recognized component for category QVRQ UL 2367 Standard for Solid State Overcurrent Protectors Applicable for US E File E342020...

Страница 19: ...0mm 5 12 The DIN rail height must be added to the unit depth to calculate the total required installation depth Weight 370g 0 82lb DIN rail Use 35mm DIN rails according to EN 60715 or EN 50022 with a...

Страница 20: ...ly of the 24V is then only done by one fuse module preferably in the middle because the current is then better distributed in both directions and the permissible current of the power bus bars of 32A i...

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