fth72 - rft.be kits/bro_… · the fusible link fth72 automatically unlatches the fire damper...

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Rf-Technologies nv - Lange Ambachtstraat 40 - 9860 Oosterzele - Belgium - Tel +32 9 362 31 71 - Fax +32 9 362 33 07 - www.rft.be - [email protected] Fusible link 72°C for the CFTH & CMEC mechanism FTH72 K10-C 06/2013 1 2 3

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Page 1: FTH72 - rft.be KITS/BRO_… · The fusible link FTH72 automatically unlatches the fire damper blade. When the temperature in the duct rises above 72°C, ... fig. CR2 fig. CU2 fig

Rf-Technologies nv - Lange Ambachtstraat 40 - 9860 Oosterzele - Belgium - Tel +32 9 362 31 71 - Fax +32 9 362 33 07 - www.rft.be - [email protected]

Fusible link 72°C for the CFTH & CMEC mechanism

FTH72 K1

0-C

06

/20

13

1

2

3

Page 2: FTH72 - rft.be KITS/BRO_… · The fusible link FTH72 automatically unlatches the fire damper blade. When the temperature in the duct rises above 72°C, ... fig. CR2 fig. CU2 fig

FTH72 Fusible link for the CFTH & CMECK10-C

06/2013

2

Product Presentation

The fusible link FTH72 automatically unlatches the fire damper blade. When the temperature in the duct rises above 72°C, the fusible link melts. This causes an armed internal torsion spring to unwind and thereby releases the damper blade into its safety position (=closed). List of Parts

detaiLed characteristics

fth72

Ambient temperature -30°C up to 50°C

Maintenance Maintenance free

Reaction temperature fusible link 72°C

aPPLication

Description Characteristics Number

1 Fusible link 72°C FTH 72 12 Fixing screws M5 x 8 23 Lock washer M5 2

Label 'KIT' (Yellow) ETIK-D042 1

fig. CU4 fig. CR2 fig. CU2 fig. CA2

fig. CU2-15

Page 3: FTH72 - rft.be KITS/BRO_… · The fusible link FTH72 automatically unlatches the fire damper blade. When the temperature in the duct rises above 72°C, ... fig. CR2 fig. CU2 fig

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FTH72 Fusible link for the CFTH & CMECK10-C

06/2013

oPeration

CFTH

Manual rearmation: Use the enclosed hex key and turn clockwise (2). Manual unlocking: Use the unlocking button (1) Automatic unlocking: When the fusible link melts at 72°C

Mounting

Dismantling of the fusible link

Mounting of the fusible link

Fig. CFTH

2

1

If the product is manipulated in any other way than described in this manual, Rf-Technologies will decline any responsibility and the guarantee will immediately expire!

1. Disconnect signalisation cables. 2. Unlock the mechanism.

3. Remove three bolts M6. 4. Remove the mechanism.

5. Remove the fusible link.

8. Fix the mechanism on the damper tunnel with three bolts M6. Use the lower holes in the tunnel.

9. Connect the end of range switch.10. Test the functioning of the mechanism. 11. Apply the yellow label 'KIT' and fill out the infor-mation.

6. Fix the fusible link with 2 screws and lock washers.

7. Mount the mechanism on the damper. Make sure the guiding arm is fitted in the transmission arm.