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TEC247 Fire & Extinguishant Control Panel

– INSTALLATION & OPERATION MANUAL

DOC NO. PRMAN-0003 TEC247 Rev 04.12 191209.docx

- i -

Revised: 2019-12

Contents

SYSTEM DESCRIPTION ____________________________________________________ 2

SYSTEM COMPONENTS ___________________________________________________ 2

CONNECTION DIAGRAMS __________________________________________________ 3

POWER SUPPLY _________________________________________________________ 4

4.1

AC Mains Wiring _____________________________________________________________ 5

4.2

Battery Wiring _______________________________________________________________ 5

4.3

27.5 V DC Wiring ____________________________________________________________ 6

4.4

Fault Indications _____________________________________________________________ 6

FAULT RELAYS/OUTPUTS _________________________________________________ 7

5.1

Hard and Soft Reset Function __________________________________________________ 8

5.2

Fire Zone Circuits ____________________________________________________________ 8

5.3

Manual Call Points ___________________________________________________________ 9

5.4

Bell Outputs ________________________________________________________________ 9

5.5

Extinguishant Release Detonator/Solenoid _______________________________________10

5.6

Common Outputs ___________________________________________________________10

5.7

Extinguishant Control ________________________________________________________10

5.8

Manual Extinguishant Release Call Point (On Remote MCP Contacts) _________________10

5.9

Door Switch _______________________________________________________________11

5.10

Initiate Time Delay __________________________________________________________11

SYSTEM OPERATION ____________________________________________________ 11

6.1

System Status Indicators _____________________________________________________11

TROUBLESHOOTING _____________________________________________________ 13

TECHNO TIP ____________________________________________________________ 14

TECHNICAL SPECIFICATIONS _____________________________________________ 15

10.

WARRANTY ____________________________________________________________ 15

11.

DISCLAIMER ____________________________________________________________ 15

12.

REVISION INFORMATION _________________________________________________ 15

Summary of Contents for TEC247

Page 1: ...DOC NO PRMAN 0003 TEC247 Rev 04 12 191209 docx Revised 2019 12 TEC247 Technoswitch Conventional Fire Extinguishing Control Panel Rev 04 11 ...

Page 2: ...________________________________________________9 5 4 Bell Outputs ________________________________________________________________9 5 5 Extinguishant Release Detonator Solenoid _______________________________________10 5 6 Common Outputs ___________________________________________________________10 5 7 Extinguishant Control ________________________________________________________10 5 8 Manual Ext...

Page 3: ...e MCP contact of the control panel A 680 resistor must be wired to this Manual Call Point see 5 3 Manual Call Points on page 9 System Status indications include Power On CPU Running Bell Fault Maintenance Mode Supply Fault Zone indications include Fire Alarm Fault and Isolate indications Extinguishing Status indications include Initiate Release Fault Extinguishant Released Fault Manual Only and Au...

Page 4: ...TEC247 Fire Extinguishant Control Panel INSTALLATION OPERATION MANUAL DOC NO PRMAN 0003 TEC247 Rev 04 12 191209 docx 3 E O E 3 CONNECTION DIAGRAMS FIGURE 1 TEC247 CONNECTION DIAGRAM ...

Page 5: ...ED fault indication Two relay outputs one for Common PSU Fault and the other for an AC Input Fault FIGURE 2 PCB PSU2A POWER SUPPLY BOARD NB If an external power supply is used to power the panel all warranty claims will be null and void NB Care must be taken to earth the panel correctly An earth lug is located inside the enclosure for this purpose Appropriate lugs should be used to terminate all c...

Page 6: ...e fuse is rated as T 1A H 250 V AC NB When external 24 V DC power supplies are used to power auxiliary devices the earth of all the external power supplies must be joined with the earth of the fire control panel 4 2 BATTERY WIRING The power supply is designed to charge two 12 V DC batteries connected in series Use the Red Black leads provided to connect the batteries to the BATT VCC and BATT GND t...

Page 7: ...ivates When the Fault is cleared indications and relays restore immediately Load Test The Load Test LED is on for 30 seconds whilst test is conducted battery charger is switched off successful test Normal failed test Battery Fault First load test takes place 10 minutes after start up and every 4 hours thereafter Charger Fault The Charger Fault LED and General Fault Relay activates When the Fault i...

Page 8: ...l automatically switch back on When current draw is reduced to below 1 8 A the 27 5 V DC output will restore automatically after 30 seconds into BOOST MODE condition General Fault relay remains ON and Supply Fault DC output remains 0 V DC When current draw is reduced to below 1 2 A the relay DC Supply Fault output and charger will restore automatically within 30 seconds The Output Fault LED will b...

Page 9: ...or should be removed factory connected to zone output and reconnected across the ve and ve output terminal of the last device installed on that zone See drawing below The panel monitors this resistance and will react with a Fault condition if an open or short circuit is detected A resistance of 680 Ohms across the circuit will produce a fire alarm for Manual Call Points Up to 20 detectors may be w...

Page 10: ...L OUTPUTS There are two bell outputs rated at 24 V DC 500 mA max across both circuits These bell circuits are monitored for short and open circuit fault An End of Line resistance of 3k3 is used The voltage used to monitor each circuit is approximately 4 5 Volts This voltage is high enough to cause electronic sounders to produce an intermittent squawk This is muted by simply connecting a 5V6 Zener ...

Page 11: ... de energise and thus change state A potential free change over contact is supplied per zone A Fire Alarm condition will activate these relay contacts All potentially free relay outputs are rated to switch 30 V DC 1 Amp non inductive 5 7 EXTINGUISHANT CONTROL This control panel also operates as a lock off unit and is used to control the release of an extinguishant system between manual and automat...

Page 12: ...anual mode the panel will warn them To enable this feature the link P13 on the main PC board must be put to the correct position 5 10 INITIATE TIME DELAY The time between receipt of the 2nd alarm signal and the 24 V DC extinguishant release output signal can be selected between a 30 or 60 second delay Use link P14 on the motherboard to select the time you require 6 SYSTEM OPERATION 6 1 SYSTEM STAT...

Page 13: ...lated zone NB An important feature of this panel is the auto isolate feature on short circuit fault If a zone is in short circuit Fault condition for longer than 1 minute the panel will automatically isolate that zone This feature will prevent unnecessary power consumption and eliminate false fire alarms Walk test Function One person can test all detectors connected to the panel and or external so...

Page 14: ...n is located No End of Line installed Install a 3k3 resistor across positive and negative on the last device One or more detectors may have been removed Replace all missing detectors Detector not driven home Make sure the LEDs on the detectors lines up with the locator stripe on the detector base Incorrect wiring Make sure the wires are connected to the correct points on the detector base Make sur...

Page 15: ...uts that must be monitored for open or short circuit fault These outputs would typically operate devices like bells sirens beacons detonators solenoids or relay contacts All these installations will require End of Line EOL devices and Zener diodes as shown below FIGURE 16 FIGURE 11 WIRING DIAGRAMS NB The earth of these devices must be terminated at the fire control panel only ...

Page 16: ...IMER Although the contents of our product literature have been prepared with the greatest care Technoswitch can accept no liability whatsoever for any direct or indirect damages of any kind that may arise due to either errors or omissions in them or amendments to products or other specifications following publication 12 REVISION INFORMATION Revision Date Issued Reason for Change Reference Rev 02 0...

Page 17: ...TEC247 Fire Extinguishant Control Panel INSTALLATION OPERATION MANUAL DOC NO PRMAN 0003 TEC247 Rev 04 12 191209 docx 16 E O E NOTES ...

Page 18: ...TEC247 Fire Extinguishant Control Panel INSTALLATION OPERATION MANUAL DOC NO PRMAN 0003 TEC247 Rev 04 12 191209 docx 17 E O E NOTES ...

Page 19: ...TEC247 Fire Extinguishant Control Panel INSTALLATION OPERATION MANUAL DOC NO PRMAN 0003 TEC247 Rev 04 12 191209 docx 18 E O E NOTES ...

Page 20: ...technoswitch co za Cussonia Park 3 Ridge Road Laser Park Johannesburg PO Box 1752 Randpark Ridge South Africa 2156 CAPE TOWN T 27 0 21 948 4575 Tyger Terraces II Block 2B DJ Wood Street Bellville Business Park Cnr Mike Pienaar Blvd Voortrekker Road Bellville 7530 DURBAN T 27 0 31 266 8843 Colchester Building Essex Gardens 1 Nelson Road Westville 3629 www technoswitch co za ...

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