1200M/MR series
Robust momentary pushbutton switches - metal plunger
Distinctive features and specifications
❑
Butt action contacts, double break
❑
UL and CSA approved
B
ELECTRICAL SPECIFICATIONS
• Max. current/voltage rating with resistive load :
- silver contacts (A) : 4A 250VAC - 8A 125VAC - 4A 24VDC - 8A 12VDC
- silver plated copper contacts (C) : 2A 250VAC - 3A 125VAC - 2A 14VDC - 3A 12VDC
• Initial contact resistance : 10 mΩ max. at 1A 2VDC
• Insulation resistance : 1.000 MΩ min. at 500VDC
• Dielectric strength :
2.000 Vrms 50 Hz min. between terminals
3.000 Vrms 50 Hz min. between terminals and frame
• Electrical life : 10.000 cycles at full load
MATERIALS
GENERAL SPECIFICATIONS
• Case : polyamide
• Plunger : top chrome plated
brass on polyamide base
• Bushing : brass, nickel plated
• Cap nut : brass, chrome plated
• Contacts :
A
: silver
C
: copper, silver plated
• Torque : 1,50 Nm (1.10 Ft.lb) max. applied to nut
• Panel thickness : 4,5 mm (.177) max.
• Total travel :
NO : 4,5 mm (.177) +/- 0,3 (.011)
NC : 3,5 mm (.137) +/- 0,3 (.011)
• Operating temperature : -20°C to +55°C
AGENCY APPROVALS
4A 250VAC - 8A 125VAC
Availability
: approved models are 1213A and 1203A (M or MR)
(model 1223A is only UL approved).
Marking
: to order switches marked UL or CSA, complete appropriate box of
ordering format.
ABOUT THIS SERIES
Dimensions
: first dimensions are in mm while inches are shown as bracketted numbers.
Mounting accessories
: standard hardware supplied with all models : 1 hex nut U166 and 1 conic cap nut U1866-6.
Special cap nut U1874 is presented on the following pages.
Packaging unit
: 40 pieces
APEM
www.apem.com
B-123
1200M/MR series
Robust momentary pushbutton switches - metal plunger
Solder lug/quick-connect terminals - screw terminals
➞
Keyway
•
Flat or curved plunger
• Panel cut-out Ø 12,2 (.480)
• Single pole
121.
Ø3.10
(.122DIA)
9.20
(.362)
122.
Ø3.00x0.50
(.118DIAx0.50)
7.20
(.283)
9.20
(.362)
120.
Ø3.00x0.50
(.118DIAx0.50)
B
MODEL
STRUCTURE
Keyway
Solder lug/quick-connect terminals 6,35 x 0,8 (.250 x .031)
➞
5.00
(.196)
Ø12.00x0.75 SI
(.472DIAx0.75 IS)
Ø8.00
(.315DIA)
5.00
(.196)
Curved plunger Flat plunger
1212MR
1213MR
1212M
1213M
NC
NO
1.00
(.039)
4.50
(.177)
NO
(function 3)
NC
(function 2)
6.35x0.80
(.25x.031)
6.35
(.25)
0.80
(.031)
6.35
(.25)
0.80
(.031)
17.00
(.669)
13.20
(.519)
14.00
(.551)
6.35x0.80
(.25x0.031)
Screw terminals
Curved plunger Flat plunger
1222MR
1223MR
1222M
1223M
NC
➞
Keyway
5.00
(.196)
Ø12.00x0.75 SI
(.472DIAx0.75 IS)
Ø8.00
(.315DIA)
5.00
(.196)
1.00
(.039)
13.20
(.519)
14.00
(.551)
5.00
(.196)
Ø8.00
(.315DIA)
5.00
(.196)
14.00
(.551)
7.00
(.275)
12.00
(.472)
6.35x0.80
(.25x.031)
7.50
(.295)
13.20
(.519)
17.00
(.669)
1.00
(.039)
8.00
(.315)
17.00
(.669)
12.00
(.472)
7.50
(.295)
NO
Screw terminals + clamp
Curved plunger Flat plunger
1202MR
1203MR
1202M
1203M
NC
NO
➞
Keyway
Ø12.00x0.75 SI
(.472DIAx0.75 IS)
B-124
www.apem.com
9.20
(.362)
12.00
(.472)
7.50
(.295)
APEM
1200M/MR series
Robust momentary pushbutton switches - metal plunger
CONTACT MATERIALS
A
C
Silver
Copper, silver plated
AGENCY APPROVALS
B
UL - CSA
Availability
: approved models are 1213A and 1203A (M or MR) - model 1223A is only UL approved.
Marking
: to order switches marked UL or CSA, complete above box with desired approvals.
SPECIAL CAP NUT
Chrome plated cap nut Ø 16 (.629), flat and plain.
Can be supplied instead of standard cap nut U1866-6.
Order separately.
3.50
(.137)
Ø16.00
(.629DIA)
U1874
APEM
www.apem.com
B-125
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