Specifications
37
VonDuprinDoorcontrolandsecurityhardware•37
Mullions
Mullions
Electrified removable mullions are used with pairs of doors
eq.uipped with rim mounted exit devices.
Each includes an electric cable with five conductors wired to a
twist-apart plug. The sot fitting is supplied with a pre-wired
mating socket.
4754 — Prepared for two 4263 monitor strikes. Use with all Von
Duprin rim panic devices.
4854 — Prepared for one 6111 electric strike and one 299 strike.
Indicate handing for electric strike.
9854 — Prepared for one 6111 electric strike and one 268 or 499F
strike. Indicate handing for electric strike. UL Fire labeled for up
to 3 hours on up to 8' x 8' (2438mm x 2438mm) openings using
Von Duprin fire exit rim devices.
KR - Keyed removable option available on electrified removable
mullion. Makes removal faster and easier by a single operation of
the mortise cylinder. Once mullion is removed, large equipment
or furniture can freely pass through the opening. The unit will self
lock when re-installed, without use of the cylinder key. Uses
1
1
/4" mortise cylinder with a straight cam (Schlage cam reference
B502-191). Cylinders are sold separately. Prefix mullion model
with “KR”.
To order, specify
1. Model number.
2. Height of opening
3. Finish: SP28, SP313, SPBLK.
4. Handing if required.
5. Centerline deviation (refer to device
template for standard centerline).
6. Strikes, when required, should be ordered with device.
7. For keyed removable option prefix model number with
“KR”, example KR9854.
Sizes for mullions
4754, 4854, 9854
7' 2" (2184mm)
*8' 2" (2489mm)
*10' 2" (3099mm)
KR4754, KR4854 KR9854**
7' 6" (2286mm) 7' 5" (2261mm)
8' 6" (2591mm) *8' 5" (2565mm)
10' 6" (3200mm) *10' 5" (3175mm)
* Only qualifying applications will be provided with UL Label.
** Fire rated same as 9854
2"
3"
Steel mullion
dimensions
Quick disconnect
Sot details
Wall Thickness
1
/8" (3mm)
Reinforcement
1" (25mm) Diameter
Clearance
Filler block is to be
supplied by the frame
mgf. for conditions
similar to this.