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ML4105, ML4115, ML8105, ML8115
Fast-Acting, Two-Position Actuators
FOR FIRE/SMOKE CONTROL APPLICATIONS
PRODUCT DATA
FEATURES
30 lb-in. (3.4 Nm) or 50 lb-in. (5.7 Nm) minimum
driving torque at 350°F (176°C).
Integral spring return ensures level of return torque.
Fifteen-second spring return timing.
No special cycling required during long-term holding.
(See Operation section.)
No audible noise during holding.
Patent pending design eliminates need for limit
switches to reduce power
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ML4105, ML4115, ML8105, ML8115 FAST-ACTING, TWO-POSITION ACTUATORS SPECIFICATIONS Models: See Table 1. Noise Rating (Maximum): Driving Open: 65 dBA at 1m. Dimensions: See Fig. 1. Holding: 20 dBA at 1m (no audible noise). Minimum Damper Shaft Length: 1-3/4 in. (45 mm). Controller Type: ML4105A,B, ML4115A,B: Line voltage (120 Vac), Device Weight: 5 lb (2.3 kg). two-position, spst (Series 40). ML4105C,D, ML4115C,D: Line voltage (230 Vac), Stroke: 95° ± 3°, mechanically limited. two-position, sps
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ML4105, ML4115, ML8105, ML8115 FAST-ACTING, TWO-POSITION ACTUATORS Timing (At Rated Torque and Voltage): Table 3. Environmental Ratings. Drive Open: ML4105C1016 ML4105, ML8105: 15 sec maximum, 14 sec typical. ML4105C1008 ML4105D1015 ML4115: 25 sec maximum, 18 sec typical. All Devices ML4105D1007 ML4115C,D ML8115: 25 sec maximum, 22 sec typical. Spring Close: 15 seconds. NEMA1 IP40 IP54 Cycling Requirements: 2 (51) Prolonged holding-period (1 year) testing of these actuators 1 (25) has been perf
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ML4105, ML4115, ML8105, ML8115 FAST-ACTING, TWO-POSITION ACTUATORS INSTALLATION When Installing this Product... 1. Read these instructions carefully. Failure to follow them could damage the product or cause a hazardous condition. 2. Check the ratings given in the instructions and on the product to make sure the product is suitable for your application. 3. Installer must be a trained, experienced service technician. 1 4. After installation is complete, check out product operation as provide
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ML4105, ML4115, ML8105, ML8115 FAST-ACTING, TWO-POSITION ACTUATORS Installation L1 ( ) RED CAUTION 24 VAC BLACK Device Malfunction Hazard. L2 ( ) Improper set screw tightening causes device malfunction. Tighten set screws with proper torque to prevent M17585A damper shaft slippage. Fig. 4. Typical 24 Vac wiring. CAUTION Actuator Damage Hazard. Using actuator as shaft bearing causes device damage. L1 ( ) BLACK Use actuator only to supply rotational torque. Avoid 120 VAC WHITE any side l
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ML4105, ML4115, ML8105, ML8115 FAST-ACTING, TWO-POSITION ACTUATORS OPERATION CHECKOUT The ML4105, ML4115, ML8105, and ML8115 DCA are ML4105A,B and ML4115A,B (120 Vac model) designed for use in Smoke Control Systems. If power fails, the actuator spring returns to the 0° position. The actuator mounts 1. Verify that the indicator has not turned black (see flush with the damper box. The actuator drives from 0° to 95° Temperature Indicator section). and spring returns back to 0°. 2. Check damper p
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c b b b c a b a a a b ML4105, ML4115, ML8105, ML8115 FAST-ACTING, TWO-POSITION ACTUATORS D Montageanweisung F Instructions dInstallation I Istruzioni per IInstallazione NL Installatievoorschrift DK Installasjonsinstruks N Installationsinstrukioner SF Asennusohje S Installations Instrukioner E Instrucciones de montage AA1, A4 A2 24 VAC ! 120 VAC ASSEMBLY D EINBAU F MONTAGE I MONTAGGIO NL MONTAGE DK MONTERE N MONTERING FIN ASENTAMINEN S MONTERA E MONTAJE M11874 M11875 M11876 A3 A5 A6 MIN: 45 lb-
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b a a b ML4105, ML4115, ML8105, ML8115 FAST-ACTING, TWO-POSITION ACTUATORS BB1 B2 24 VAC ! 120 VAC M11887 DISASSEMBLY D AUSBAU M11886 F DÉMONTAGE I SMONTAGGIO NL DEMONTAGE DK AFMONTERE N DEMONTERE B3 B4 FIN PURKAMINEN S NEDMONTERA E DESMONTAJE M11884 HEX 4mm M11885 M11888 ® National Fire Codes is a registered trademark of the National Fire Protection Association (NFPA). Automation and Control Solutions Honeywell International Honeywell Europe S.A. Honeywell Latin American Honeywell Internatio
