Product Overview

MS4104, MS4109, MS4604, MS4609, MS8104, MS8109 FAST-ACTING, TWO-POSITION ACTUATORS
3 63-2740—05
Torque Rating (at rated voltage):
Spring Return:
MS4104F, MS4604F, MS8104F: 30 lb-in. (3.4 N•m).
MS4109F, MS4609F, MS8109: 80 lb-in. (9 N•m).
Stall Maximum:
MS4104F, MS4604F, MS8104F: 150 lb-in. (17 N•m).
MS4109F, MS4609F, MS8109: 240 lb-in. (27 N•m).
350°F Driving:
MS4104F, MS4604F, MS8104F: 30 lb-in. (3.4 N•m).
MS4109F, MS4609F, MS8109: 80 lb-in. (9 N•m).
Timing (At Rated Torque and Voltage):
Drive Open: 15 seconds typical.
Spring Close: 15 seconds typical.
Cycling Requirements:
The actuator and the internal spring are designed to require no
special cycling during long-term holding.
Honeywell recommends following all local, state and national
codes for periodic testing of the entire smoke control sys-
tem. Refer to National Fire Protection Association (NFPA)
National Fire Codes®: NFPA90A, NFPA92A and NFPA92B
for your application.
NFPA recommends periodic examination of each fire/smoke
damper (semi-annually or annually) to ensure proper perfor-
mance.
Design Life (at Rated Voltage): 30,000 full stroke cycles.
Approvals: See Table 3.
Environmental Protection Ratings: See Table 4.
Accessories:
205649 Mounting Bracket (not supplied with actuator).
Table 3. Approvals.
Table 4. Environmental Ratings.
Fig. 1. MS4104, MS4109, MS4604, MS4609, MS8104 and
MS8109 dimensional drawing in in. (mm).
MS4104F,
MS4109F
MS4604F,
MS4609F
MS8104F,
MS8109F
UL/cUL X X X
UL60730 X X X
CE X X X
C-Tick X X X
All Devices
MS4104, MS4109, MS4604,
MS4609, MS8104 and
MS8109
NEMA1 IP40
M34622
2 (51)
1 (25)
90
°
0
°
11/16
(17)
6-3/8
(161)
8-15/16
(227)
4 (102)
2 (51)
1/16
(2)
3-1/4 (83)
5-1/8 (130)
9/16 (14)