MHD 535 General functions and specific requirements
General requirements for fire detection Detection of fire as soon as possible Rescue lives Protection of buildings and infrastructure Reliable function High availability No false alarms 31.05.2011 / No. 2 / Hma/Büh/Rog/Bs Securiton AG
Requirements for fire detection Increased requirements in outdoor applications and aggressive environments Aggressive gases, e.g. off gases Moisture, incl. condensing moisture Salt mist Dust Steam Extreme temperatures Conventional point detectors (smoke or temperature) cannot be used The solution: line type heat detectors LTHD (Line Type Heat Detector) Temperature sensor cable 31.05.2011 / No. 3 / Hma/Büh/Rog/Bs Securiton AG
Application fields for LTHD Aggressive environments Long lengths or large areas with many measuring points like tunnels or car parks (economic advantage) Applications with difficult access after installations, e.g. hollow ceilings. LTHD is maintenance free 31.05.2011 / No. 4 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 Definitions & positioning for line type heat detectors Relevant Standards
Definition of line type heat detector Line type temperature measuring system (MP) MHD = (Multipoint Heat Detector) According to pren54-22: LTHD (line type heat detector), multipoint heat detector 31.05.2011 / No. 6 / Hma/Büh/Rog/Bs Securiton AG
Standards for line type heat detectors EN 54-5 EN 54-22 EN 54-28 FM 3210 GB 16280 Point Type Heat Detectors Current systems usually tested according to this standard Classes A1, A2, B G Resettable Line Type Heat Detectors Short before formal voting Classes similar to A1, A2, B G Non-resettable Line Type Heat Detectors First draft available soon Heat Detectors Sprinkler-based focus with RTI classes Line Type Heat Detectors (China) For linear/analogue systems only 31.05.2011 / No. 7 / Hma/Büh/Rog/Bs Securiton AG
Grouping of line type heat detectors in accordance with EN 54 31.05.2011 / No. 8 / Hma/Büh/Rog/Bs Securiton AG
Parts of line type heat detectors -- definitions 31.05.2011 / No. 9 / Hma/Büh/Rog/Bs Securiton AG
LTHD Systems: Semiconductor sensor cable Description: Temperature sensor cable with sensor distance 2 m to 20 m Specifications: Response speed: middle to high Absolute value or rate of rise alarm Redundant fault tolerant Additional features: Temperature profile Temperature values for each sensor available Threshold of each sensor editable 31.05.2011 / No. 10 / Hma/Büh/Rog/Bs Securiton AG
LTHD Systems: Fibre optic cable Description: Fibre optic measurement system with laser (OTDR or OFDR) Specifications: Response speed: meadium - high Absolute value or gradient alarm Redundant fault tolerant Additional features: Temperature profile Precise localization (1 m) Dependence: spatial resolution temperature resolution length of the system - detection speed 31.05.2011 / No. 11 / Hma/Büh/Rog/Bs Securiton AG
LTHD Systems: Pneumatic system Description: Pneumatic system with copper, steel or PTFE tube Segments by 100 m Specifications: Response speed: high Absolute value or gradient alarm Additional features: Simple and widely proved system Very high reliability For very high temperatures 31.05.2011 / No. 12 / Hma/Büh/Rog/Bs Securiton AG
LTHD Systems: Analogue system Description: Based on 2 or 4 wire cable with NTC behaviour (resistance measurement) Integrating system Specifications: Response speed: middle Absolute value or gradient alarm Length limited up to 300 m Additional features: Optional: hot spot detection Cheap and well known in the market 31.05.2011 / No. 13 / Hma/Büh/Rog/Bs Securiton AG
LTHD Systems: Non-resettable LTHD Description: Twisted pair cable with heat sensitive polymer Suitable only for very big fires Specifications: Threshold at 57 C / 68 C (other higher thresholds available) Optional localization Has to be replaced after a fire event Additional features: Simple and low cost system 31.05.2011 / No. 14 / Hma/Büh/Rog/Bs Securiton AG
Rate of rise or maximum temperature? P [MW] 6 5 4 3 2 1 Alarm at >4 C/Min dt dt 15 30 45 60 75 90 105120135150 Alarm Rate of rise value very fast e.g. at 4 C/min. P T T [ C] t [s] 1200 1000 800 600 400 200 P [MW] 6 5 4 3 2 1 Alarm at 60 C dt P T 15 30 45 60 75 90 105 120135150 Alarm Maximum value slow e.g. at 60 C fire has to develop a certain enery T [ C] 800 600 400 200 t [s] 1200 1000 Rate of rise detection is faster than maximum temperature detection! 31.05.2011 / No. 15 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 System Overview & USPs
System Overview - Main specifications Line type heat detector using the multipoint measuring principle (sensor cable) Alarm by absolute temperature or rate of rise VdS certification according to EN 54-5 class A1, A2, B, C Freely programmable detection properties per sensor and/or group Sensor distance 2 m, 4 m, 7 m, 10 m, and 20 m or customised to meet customer s demand 31.05.2011 / No. 17 / Hma/Büh/Rog/Bs Securiton AG
System Overview - Main specifications Sensor cable length up to 2,000 m or 250 sensors Alarm, fault, and 8 group relays; extendable up to 64 groups and 200 relays (e.g. presignal, alarm) Serial interface RS232, RS422, Modbus, fibre optics Modular system concept Fault tolerant network option FT-NET 31.05.2011 / No. 18 / Hma/Büh/Rog/Bs Securiton AG
System overview - USPs Fast alarm detection Very fast read-out time (analogue, patented HS-BUS) IR sensitivity of the sensor Thin cable jacket Individual thresholds for each sensor Precise localization of the alarm Sensor distance freely selectable between 2 and 20 m Individual sensor data available via serial interface Up to 64 individual groups 31.05.2011 / No. 19 / Hma/Büh/Rog/Bs Securiton AG
System overview - USPs Flexible adaptation and installation Individual configuration of each sensor with user-friendly MHD Config software Very flexible cable, easy to install Well-suited for industrial applications Cable and modules IP 66 Control units IP 65 Resistant to aggressive atmospheres ATEX approval 31.05.2011 / No. 20 / Hma/Büh/Rog/Bs Securiton AG
System overview - USPs Increased availability Power supply and readout on both sides of the cable Sensor separator modules give resistance to interrupt and short circuit EN 54-17 approval (short circuit isolators) Low and easy maintenance No consumables and wear parts high lifetime Mobile sensor test unit for easy alarm generation available 31.05.2011 / No. 21 / Hma/Büh/Rog/Bs Securiton AG
System overview Sensor cable Sensor chip Aluminium screen (shielding) Kevlar inlays (strain relief) Flat ribbon cable TPE inner jacket PUR outer jacket (humidity protection) (mechanical protection) 31.05.2011 / No. 22 / Hma/Büh/Rog/Bs Securiton AG
SecuriSens MHD 535 sensor cable Temperature range Cable type Temperature range Comment Picture SD (PU/TPE) -40 C +85 C Continuously -40 C +95 C -40 C +120 C Up to 5 hr Up to 60 sec 31.05.2011 / No. 23 / Hma/Büh/Rog/Bs Securiton AG
SecuriSens MHD 535 sensor cable Temperature range Cable type Temperature range Comment Picture HD (ECTFE/TPE) -55 C +125 C Continuously FX (PU) -40 C +85 C 31.05.2011 / No. 24 / Hma/Büh/Rog/Bs Securiton AG
System overview of MHD 535 Level 1: Stub line installation Max. 2000 m, 250 sensors PFM CFM CFM CFM CTM Sensor cable protection Connection of 2 sensor cables Termination module ECB (Protection PU) Processor Unit (PU) SSP RSP SRG RXG RCU (up to 6 pcs, only SRG, RXG) 32 relays 2 relays (group alarm, group malfunction) 8 group relays (only SRG, RXG), 6 Inputs RS232 RS422, RS485 Modbus (only SSP, SRG) 31.05.2011 / No. 25 / Hma/Büh/Rog/Bs Securiton AG
System overview of MHD 535 Level 2: redundancy (dual system design) CTM CFM CFM PFM PFM CFM CFM CTM ECB Max. 2000 m, 250 sensors ECB RXG RCU RCU RXG 2 collective relays (alarm, fault) 8 group relays RS232 FT-NET 31.05.2011 / No. 26 / Hma/Büh/Rog/Bs Securiton AG
System overview of MHD 535 Level 3: double-sided power supply (increased availability) Max. 2,000 m, 250 sensors CPM SSM SSM SSM SSM SSM SSM CPM ECB remains operative Short-circuit, interruption remains operative ECB RXG1 RCU RCU RXG2 RXG 32 relays (6 pcs. cascadable) RSP 2 collective relays (alarm, fault) 8 group relays RS232 FT-NET 31.05.2011 / No. 27 / Hma/Büh/Rog/Bs Securiton AG
System overview MHD 535 Level 3: double-sided power supply CPM (increased availability) SSM Max. 2,000 m, 250 sensors SSM SSM SSM SSM SSM CPM ECB Short-circuit / interruption remains operative RXG RCU RCU RXG 32 relays (6 pcs. cascadable) RSP 2 collective relays (alarm, fault) 8 group relays RS232 FT-NET 31.05.2011 / No. 28 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 Networking with FT-NET SCADA access point SCADA- Access Point RAP 1 RAP 2 FT-NET RCU 1.1 RCU 1.2 RRG 1 Legend RSP RRG RAP Remote Signal Processor Remote Response Generator Remote Access Point RSP RSP RSP RSP RSP RRG 2 RCU 2.1 RCU 2.2 31.05.2011 / No. 29 / Hma/Büh/Rog/Bs Securiton AG
System overview of MHD 535 MHD Config software Programming / configuration Creating groups of sensors (up to 64 response groups) Setting prealarms and alarm thresholds (each sensor individually) using absolute value or gradient Two-sensor dependency or other links Link to external information via digital inputs Visualisation Alarm and status information, temperature profile Calibration Reading in the factory calibration values Adjustment to local temperature values if needed Maintenance 31.05.2011 / No. 30 / Hma/Büh/Rog/Bs Securiton AG
System overview of MHD 535 MHD Config software visualisation 31.05.2011 / No. 31 / Hma/Büh/Rog/Bs Securiton AG
Sales Training -- MHD 535 Planning for Industry
General The application may have to be approved by local authorities. Country-specific directives always apply! 31.05.2011 / No. 33 / Hma/Büh/Rog/Bs Securiton AG
Basic rules Before planning a new installation If a similar project has already been implemented, use the same configuration. Check whether there is an application guideline from METAPHYSICS. If no information has been found, contact METAPHYSICS 31.05.2011 / No. 34 / Hma/Büh/Rog/Bs Securiton AG
Planning for Industry Pay attention to the following: System limits Sensor spacing 2 m - 7 m (VdS approved) Monitored area 15 m2-40 m2 per sensor (country-specific) > 32 sensors = use of double-sided power supply and use of SSM (country-specific) Fire section exceeded = use of double-sided power supply and use of SSM (country-specific) 31.05.2011 / No. 35 / Hma/Büh/Rog/Bs Securiton AG
Storage halls Cables can be laid in a meandering fashion. Follow country-specific directives for cable spacing. If not defined, the documentation applies. 31.05.2011 / No. 36 / Hma/Büh/Rog/Bs Securiton AG
Meandering in a cold store 31.05.2011 / No. 37 / Hma/Büh/Rog/Bs Securiton AG
Example: cabinetmaking workshop Inter-fire-section installation with double-sided power supply. 31.05.2011 / No. 38 / Hma/Büh/Rog/Bs Securiton AG
Example: cabinetmaking workshop Building of the cabinetmaker Double SSM RXG 535 cable terminal processor 31.05.2011 / No. 39 / Hma/Büh/Rog/Bs Securiton AG
Example: entrance to vegetable wholesaler Hauteur 7.89m 4,5m 34m Pente toit 15% Hauteur 9m Pente toit 15% 31.05.2011 / No. 40 / Hma/Büh/Rog/Bs Securiton AG
Example: entrance to vegetable wholesaler 31.05.2011 / No. 41 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 fire sections CPM SSM Max. 2,000 m, 250 sensors SSM SSM SSM SSM SSM CPM ECB remains operative Short-circuit, interruption remains operative ECB RXG1 RCU RCU RXG2 RXG 32 relays (6 pcs. cascadable) RSP FAC P 2 collective relays (alarm, fault) 8 group relays RS232 FT-NET 31.05.2011 / No. 42 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 fire sections Short-circuit disconnector compliant to EN 54-17 Detection area max. 6,000 m2 Fire sector max. 1,600 m2 Fire sector max. 1,600 m2 Fire sector max. 1,600 m2 Fire sector max. 1,600 m2 ECB RXG1 RXG FACP For 7 m monitoring width max. 230 m sensor cable per fire section FT-NET Basis: VDE 0833:2009 (Germany) ECB RXG2 RSP 31.05.2011 / No. 43 / Hma/Büh/Rog/Bs Securiton AG
Sales Training -- MHD 535 Planning Ex zones
General The application may have to be approved by local authorities. Country-specific directives always apply! 31.05.2011 / No. 45 / Hma/Büh/Rog/Bs Securiton AG
Planning in zones Bear in mind the following: Zone 1 + 21 System limits Sensor spacing 2 m - 7 m (VdS approved) Monitored area 15 m2-40 m2 per sensor (country-specific) Maximum 100 Sensors No double-sided power supply (no SSM as Ex version available) Processor Unit must be Ex version (current limitation) ECB must be built in (VdS) PU + ECB are mounted in a safe area (no Ex zone). CFM and CTM must be Ex version 31.05.2011 / No. 46 / Hma/Büh/Rog/Bs Securiton AG
Overview of gas Ex zones Zone 0: Hazardous explosive atmospheres consisting of air and combustible gases present over long periods of time or frequently. Z 0 Zone 1 Zone 2 Safe Zone 1 During normal operation occasionally a hazardous explosive atmosphere of air and combustible gases. Zone 2 During normal operation a hazardous explosive atmosphere of air and combustible gases is not present or only briefly. 31.05.2011 / No. 47 / Hma/Büh/Rog/Bs Securiton AG
Overview of dust Ex zones Zone 20 Hazardous explosive atmospheres in the form of a cloud of combustible dust from the air which is continuously, over long periods of time or frequently present. Z 20 Zone 21 Zone 22 Safe Zone 21 During normal operation occasionally a hazardous explosive atmosphere in the form of a cloud of combustible dust from the air. Zone 22 During normal operation a hazardous explosive atmosphere in the form of a cloud of combustible dust from the air is not present or only briefly. 31.05.2011 / No. 48 / Hma/Büh/Rog/Bs Securiton AG
Planning in zones Safe area (no Ex zone) Ex-zone CFM Ex CFM Ex CTM Ex ECB CFM and CTM Ex version PU Ex RCU MHD 535Ex CCA 535 2 relays (group alarm, group fault) 8 group relays (only SRG, RXG) RS232 RS422, RS485 Modbus (only SSP, SRG) 31.05.2011 / No. 49 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 Reference projects / Industrial applications
MHD 535 application for fire detection in airport tunnels Application Early detection of hot cables in cable ducts Detection of cable fires Advantages Very fast response (< 30 sec) Flexibility in programming of the individual sensors High sensitivity of the individual sensors (± 0.05 C) Maintenance free References Frankfurt Airport: Service tunnel Zürich Airport: Internal transport tunnel And others 31.05.2011 / No. 51 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 application for fire detection in cable tunnels on airports 31.05.2011 / No. 52 / Hma/Büh/Rog/Bs Securiton AG
Heat and fire detection in conveyor systems Application Prevents fires due to dust deposits along a conveyor belt Early detection of heat sources such as hot running bearing Detection of glowing embers in lost material Typical sensor spacing 2...4 m Advantages High sensitivity due to IR detection and gradient alarm Very fast response (< 30 sec) Not sensitive to dust soiling and cleaning References Pfeiffer+Langen Sugar Mill, Germany Port Coper, coal conveyor belt, Slovenia 31.05.2011 / No. 53 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 application for coal conveyor belt PFM CTM ModBus SSP Early detection of heat build-up or fire Precise localisation (2, 4 m) Zone 22 31.05.2011 / No. 54 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 application conveyor belt in sugar mill Pfeiffer+Langen, Germany 31.05.2011 / No. 55 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 application conveyor belt in coal transport Savona, Italy Ex Zone 21 installation 31.05.2011 / No. 56 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 applications for metro, tram and cable car tunnels Advantages for metro tunnels Complies with railway standard EN 50121-4 'Railway Application EMC for signalling and telecom installations' Maintenance free Fast and reliable detection Precise localisation of the source of the fire Highly resistant to external influences Event memory with temperature value recording (in the event of an alarm) Configurable prealarm Reference: RET Rotterdam 31.05.2011 / No. 57 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 Application Train Tunnel LTHD im Bahntunnel Long tunnels (no chance for train to escape; example Spain) Tunnels approaching underground stations (high risk) Tunnels with high freight traffic (Example Betuweroute NL) Tunnels with installed cables (fire risk) 31.05.2011 / No. 58 / Hma/Büh/Rog/Bs Securiton AG
Underground tunnels and cable ducts Advantages: Highly resistant to external influences Maintenance free Easy mounting and installation Configurable prealarms Easy connection to a supervisory system, such as a fire alarm control panel, PLC, etc. Each sensor can be custom programmed and adjusted Objects: Power plants, large-scale building complexes, e.g. paper factories, airports TSC cable 31.05.2011 / No. 59 / Hma/Büh/Rog/Bs Securiton AG
Underground tunnels and cable ducts Power plant / waste incineration plant Lausanne Main reason: work safety Conditions of accident insurance company on the operator Risk of escaping steam or a cable fire 31.05.2011 / No. 60 / Hma/Büh/Rog/Bs Securiton AG
Underground tunnels and cable ducts Hot water line 175 C, 15-20 bar Steam line 450 C 50 bar Sensor cable Height: 3 m Cold water cooling High voltage Width: 2.5 m Tunnel length: 823 m 31.05.2011 / No. 61 / Hma/Büh/Rog/Bs Securiton AG
Underground tunnels and cable shafts Monitoring & communication : Sensor cable length: 840 m Sensor spacing: 20 m Measuring cycle every 20 sec Visualisation in control centre ModBus and Ethernet Installation: SSP in control cabinet Sensor cable in cable duct 31.05.2011 / No. 62 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 application Hollow spaces Application for monitoring hollow floors and false ceilings Example: Frankfurt Trade Fair Tower 31.05.2011 / No. 63 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 applications for industry Advantages Highly resistant to external influences Fast and reliable detection Configurable prealarm Easy connection to a supervisory system, such as a fire alarm control panel, PLC, etc. Customer-specific sensor spacing possible Fully configurable using software Example: Monitoring chemical plants 31.05.2011 / No. 64 / Hma/Büh/Rog/Bs Securiton AG
Ex area applications Dusty environments: Coal conveyors Conveyor systems with other critical goods Grain storage and processing Wood processing Powdered metal production Gaseous environments: Distilleries Tank storage Other applications in the chemical and petrochemical industry 31.05.2011 / No. 65 / Hma/Büh/Rog/Bs Securiton AG
Automatic car parks 31.05.2011 / No. 66 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 application Underground garages Cost-effective solution for large underground garages Fast and reliable detection Building of fire sectors (groups) with SSM 535 A fire in an underground garage can be reliably detected using line type heat detectors (figure: fire brigade) 31.05.2011 / No. 67 / Hma/Büh/Rog/Bs Securiton AG
MHD 535 application Refrigerated storehouse Refrigerated storehouse Ceiling height: 9 m Ambient operating temperature: 5 C Due to moisture and dust, point detectors are not suitable 31.05.2011 / No. 68 / Hma/Büh/Rog/Bs Securiton AG
Ramp monitoring Expansion of the system with a loading ramp Despite a ceiling height of 9 m, excellent detection proven with a test fire Flexible group divisions a major advantage 31.05.2011 / No. 69 / Hma/Büh/Rog/Bs Securiton AG
Cabinet-maker, Buttisholz (CH) Facts: Operative since 17.09.2009 Loop configuration 56 m MHD 535-4SD 126 m MHD 535-7SD 2 pcs. RXG 535 State of the system: In operation 31.05.2011 / No. 70 / Hma/Büh/Rog/Bs Securiton AG