Nascom N1178CTTSHK-STHS, N1178CTWSHK-STHS, N1178CTWSHK-STFB, N1178CTWSHK-ST, N1178CTTSHK-STFB Specsheet
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N1178CT SHK
3/4” RECESSED STUBBY DOOR CONTACT WITH SHARK MAGNET
DESCRIPTION
Nascom’s N1178CT SHK Series is a 3/4” recessed stubby door contact
couple with the patented SHARKTM magnet. The set is designed for residential, commercial and industrial steel and wood door applications.
The N1178CT SHK is the installer’s choice of contact conguration because
the contact set is designed to cut installation times .. just a pinch of the
springs installs the SHARKTM magnet permanently and the powerful rare
earth magnet helps to prevent false alarms caused by shifting or warping
doors.
The N1178CT Series is designed for installation in every type of hinged door
including wood doors.
FEATURES
• SNAP FIT ON STEEL - NO GLUE REQUIRED • ENCAPSULATED HERMETICALLY SEALED CONTACTS
• TIME SAVING INSTALLATION • NO SILICONE REQUIRED FOR MAGNET INSTALL
• SCREW TERMINALS • POLYPROPYLENE SWITCH HOUSING
• WIDE GAP - N35 NdFeB RARE EARTH MAGNET • LISTED TO UL634 STANDARD
ORDERING INFORMATION
CONTACT RATING
PART
NUMBER
COLOR
OPERATE
GAP
(in inches)
(Max DC/Peak AC Resistive)
SWITCHING CARRY
V I V I
CLOSED LOOP, NORMALLY OPEN, 1FA, SWITCH/MAGNET SET:
N1178CTBSHK/ST
N1178CTGSHK/ST
N1178CTTSHK/ST
N1178CTWSHK/ST
OPEN LOOP, NORMALLY CLOSED, 1FB, SWITCH/MAGNET SET:
N1178CTBSHK/STFB
N1178CTGSHK/STFB
N1178CTTSHK/STFB
N1178CTWSHK/STFB
HIGH SECURITY, NORMALLY OPEN, 1FA, SWITCH/MAGNET SET:
N1178CTBSHK/STHS
N1178CTGSHK/STHS
N1178CTTSHK/STHS
N1178CTWSHK/STHS
BROWN
GREY
TAN
WHITE
BROWN
GREY
TAN
WHITE
BROWN
GREY
TAN
WHITE
0.75 to 1.25 200 VDC 0.5 Amps 10vA 1.5 Amps 150 mOhms
0.75 to 1.25 30 VDC 0.2 Amps 3vA 0.5 Amps 150 mOhms
0.1875 to
0.5000
300 VDC
0.25
Amps
10vA
0.25
Amps
STATIC
CONTACT
RESISTANCE
(50mV, 100mA)
150 mOhms
initial
Royne Industries LLC, dba NASCOM
|
P: 800.843.5530
|
F: 800.727.4041
|
www.nascominc.com
DWG No. 131125-08 Rev. 2
1
.910
23.11
.730
18.54
.480
12.19
1.190
30.23
.805
20.45
.435
11.05
.060
FRONT
VIEW
TOP
VIEW
.375
9.53
1.600
40.64
1.507
38.27
1.119
28.42
WIRING SCHEMATIC
N1178CT SHK
3/4” RECESSED STUBBY DOOR CONTACT WITH SHARK MAGNET
3/4” RECESSED STUBBY DOOR CONTACT WITH SHARK MAGNET
SWITCH
CONTACT
CLOSED LOOP,
NORMALLY OPEN CONTACT
DIMENSIONS - IN [mm]
SWITCH
SWITCH
CONTACT
OPEN LOOP,
NORMALLY CLOSED CONTACT
MAGNET
INSTALLATION INSTRUCTIONS
• Mark location for the switch on the door frame.
• Drill a hole for the switch using a 3/4” Hole Saw for steel doors or a Forstner bit for wood doors.
• Connect the switch terminals to the alarm circuit conductors. Insert wire leads into hole followed by the switch and press
the switch into the hole until the head is ush with the door frame.
• Test switch for correct operation and make sure gap performance is acceptable.
• Place a mark on the top edge of the door aligned with the center of the switch.
• Press the springs inward on the sides of magnet.
• Insert the magnet in u-channel in the top of the door centered with the alignment mark.
• Release the springs to secure the magnet and complete the installation.
|
P: 800.843.5530
|
F: 800.727.4041
|
www.nascominc.com
DWG No. 131125-08 Rev. 2
Royne Industries LLC, dba NASCOM
2
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