Metal Line Switches
https://www.schurter.com /PG70
MSM LA CS 19
Metal Switch, Latching Action, Switching Voltage up to 125 VDC / 250 VAC
Newly available with bright illumination
Approvals and Compliances
Description
- Switch available in version: Standard (ST), with Lettering (LE), with area
illumination (AI)
- Available with bright illumination
- Available with 12 A and 16 A switching current
- Assembly by mounting with nut and subsequent clipping of the swit-
ching element
- Equipped with flat-pin plugs to permit fast connection
Characteristics
- Housing material: high-quality stainless steel, actuator material: highly
durable ceramic
- with or without surface backlighting in different colours
- Switching voltage up to 125 VDC respectively 250 VAC, switching cur-
rent up to 16 A
- available with single-pole and double-pole switching system, switching
status is easy to discern by looking at or feeling the resting position of
the actuator
- for use in harsh environments (see technical data)
- IEC/UL 60950
References
Alternative: switch with latching function:
Alternative: Standard version
MSM 16
Alternative: double-pole switch:
MSM DP 19; MSM DP 22; MSM DP
30
Alternative: Other diameter
Weblinks
html-datasheet, General Product Information, CAD-Drawings, Product
News, Detailed request for product, Microsite, Video
Technical Data
Electrical Data
Switching Function
Number of Poles
Supply Voltage
Impulse Withstand Voltage
(ESD)
Switching Voltage
Switching Current
Rated Switching Capacity
Lifetime
N.O.
1-pole and 2-pole
24 VDC Surface backlighting
4 kV MSM LA CS ST
max. 250 VAC, 30 VDC (125 VDC at
0.5 A)
12 A AC / 16 A AC
3000 W
0.05 million actuations (250 VAC / 8
A), 0.1 million actuations (125 VDC / 0,5
A), 0.02 million actuations (250 VAC /
16 A)
< 100 mΩ (12 VDC / 1 A)
> 100 MΩ 500 VDC
10 N
5.2 mm,
0.1 million actuations
3 mm
IK 07
4.5 Nm for thread M19, 3.5 Nm for M22
12 Nm for thread M19, 16 Nm for M22
Climatical Data
Operating Temperature
Storage Temperature
IP-Protection
-20 to +85 °C
-20 to +85 °C
IP 64 Front Side Contact Area, IP
40 Front Side mechanical, IP 00 Rear
Side
24 h / 48 h / 96 h Residence Time
Contact Resistance
Insulation Resistance
Mechanical Data
Actuating Force
Actuating Travel
Lifetime
Contact Gap
Shock Protection
Tightening Torque Plastic Nut
Tightening Torque Stainless
Steel Nut
Salt Spray Test (acc. to DIN
50021-SS)
Material
Housings
Actuator (disc, outside hou-
sing)
Seal Ring
Switcher Collet
Intermediate Connector
Contact Pin Adapter
Stainless Steel
Ceramic
NBR70
PA66 (UL94-V0 related to d
≥
1.6 mm)
PA66 (UL94-V0 related to d
≥
1.6 mm)
PA66 (UL94-V0 related to d
≥
1.6 mm)
Approvals and Compliances
Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in
Details about
Approvals
Switches
1
MSM LA CS 19
Approvals
Approval Reference Type:
Approval Logo
Certification Body
Description
Low Voltage Directive 2014/35/EU Low Voltage Directive 2014/35/EU
KEMA
UL
KEMA / ENEC File Number (Marquardt): 2181991.01
UL / CSA File Number (Marquardt): E41791
https://www.schurter.com /PG70
Metal Line Switches
Product standards
Product standards that are referenced
Organization
Design
Designed according to
Designed according to
Standard
DIN EN 61058-1
UL 1054
Description
Switches for appliances. Part 1. General requirements
UL standard for safety special-use switches
Application standards
Application standards where the product can be used
Organization
Design
Designed for applications acc.
Standard
IEC/UL 60950
Description
IEC 60950-1 includes the basic requirements for the safety of information
technologyequipment.
Compliances
The product complies with following Guide Lines
Identification
Details
RoHS
REACH
Initiator
SCHURTER AG
SCHURTER AG
Description
EU Directive RoHS 2011/65/EU
On 1 June 2007, Regulation (EC) No 1907/2006 on the Registration,
Evaluation, Authorization and Restriction of Chemicals 1 (abbreviated as
"REACH") entered into force.
Dimension [mm]
MSM 19 LA CS ST / double-pole
C
SW 22
ø 22
ø 15.80
MSM 19 LA CS AI / double-pole
C
SW 22
ø 22
ø 15.80
max. 11.75
max. 11.75
1.33
1.70
1.70
1.33
18.30
46.21
46.20
0.50
H
H
4.80
22
0.80
16.60
M19x0.75
E
2.80
4.80
22
0.80
16.60
M19x0.75
E
3.85
ø 24
A
F
ø 24
2
Switches
18.30
F
Metal Line Switches
https://www.schurter.com /PG70
MSM LA CS 19
Switching Element single-pole with Push Button Holder
4.8
22
8.3
0.8
16.6
Legend
A = Illumination Area
C = Width Across Flats
D = Knurled Nut
E = Lettering
F = Anti-Rotation
H = Switching Element
Dimension
MSM 19 LA CS (without torsion pro-
tection)
MSM 19 LA CS (with torsion protec-
tion)
Drilling diagram
Drilling diagram
Assembly Instructions
I
II
III
IV
V
I Housing
II Flat Pin Terminal (Illumination)
III Gasket
IV Nut (Nut type see Dimensions)
V Module Switching Contact
Installation Instruction:
1.) Place the gasket accurately on the actuator housing. Then mount the actuator housing assembly into the panel.
2.) Tighten the screw nut according to the torque instructions.
3.) Clasp the module switching contact into the actuator housing.
Installation information:
1.) The power supply and the configuration of the flat pin terminals have to be installed correctly for the illumination and micro switch function.
2.) Insulate the terminals as required. Fully insulated plug-in sleeves are recommended.
3.) Installation instructions according to VDE-standard DIN VDE 0100-100 or alternatively IEC 60354 standard
Switches
3
MSM LA CS 19
Diagrams
MSM LA CS ST / single-pole
MSM LA CS ST / double-pole
https://www.schurter.com /PG70
Metal Line Switches
MSM LA CS AI / single-pole
MSM LA CS AI / double-pole
LD 3
LD 2
LD 1
Rv
LD 4
LD 5
LD 6
Rv
LD 3
LD 2
LD 1
Rv
LD 4
LD 5
LD 6
Rv
Contact Layout single-pole
Contact Layout double-pole
8.4
4.8
0.8
8.4
9.4
9.4
4.8
0.8
Lettering
The last three digits in the order number define the lettering:
000
001-074
101-
No Lettering
Standard Lettering
Customized Lettering
Lettering Colour of Laser Lettering
Material
Ceramic
Lettering Colour
black
Filled letters
4
Switches
Metal Line Switches
https://www.schurter.com /PG70
MSM LA CS 19
Order Index Lettering
Laser Marking
001 =
A
002 =
B
003 =
C
004 =
D
005 =
E
006 =
F
007 =
G
008 =
H
009 =
I
010 =
J
011 =
K
012 =
L
013 =
M
014 =
N
015 =
O
016 =
P
017 =
Q
018 =
R
019 =
S
020 =
T
021 =
U
022 =
V
023 =
W
024 =
X
025 =
Y
026 =
Z
027 =
0
028 =
1
029 =
2
030 =
3
031 =
4
032 =
5
033 =
6
034 =
7
035 =
8
036 =
9
037 =
+
038 =
-
039 =
.
040 = x
041 =
÷
042 =
✳
043 =
=
044 = #
045 =
↔
046 =
↕
047 =
→
048 =
←
049 =
↓
050 =
↑
051 = %
052 =
√
053 =
CTRL
054 =
RETURN
055 =
SHIFT
056 =
LOCK
057 =
STOP
058 =
ENTER
059 =
BACK
060 =
LINE
061 =
EIN
062 =
AUS
063 =
AUF
064 =
AB
065 =
ON
066 =
OFF
067 =
UP
068 =
DOWN
069 =
HIGH
070 =
LOW
071 =
ON/OFF
072 =
START
073 =
RESET
074 =
075 =
076 =
077 =
All Variants
Diameter
[mm]
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
1-pole
1-pole
1-pole
1-pole
1-pole
1-pole
1-pole
1-pole
1-pole
1-pole
1-pole
2-pole
2-pole
2-pole
2-pole
2-pole
2-pole
2-pole
2-pole
2-pole
2-pole
2-pole
1-pole
1-pole
1-pole
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
12 A
16 A
16 A
16 A
non-illuminated
Backlighted, red, 24 VDC
Backlighted, green, 24 VDC
Backlighted, yellow, 24 VDC
Backlighted, blue, 24 VDC
Backlighted, white, 24 VDC
Backlighted, orange, 24 VDC
Backlighted, bright red, 24 VDC
Backlighted, bright green, 24 VDC
Backlighted, bright blue, 24 VDC
Backlighted, bright white, 24 VDC
non-illuminated
Backlighted, red, 24 VDC
Backlighted, green, 24 VDC
Backlighted, yellow, 24 VDC
Backlighted, blue, 24 VDC
Backlighted, white, 24 VDC
Backlighted, orange, 24 VDC
Backlighted, bright red, 24 VDC
Backlighted, bright green, 24 VDC
Backlighted, bright blue, 24 VDC
Backlighted, bright white, 24 VDC
Backlighted, bright red, 24 VDC
Backlighted, bright green, 24 VDC
Backlighted, bright blue, 24 VDC
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
MSM 19 LA CS ST
MSM 19 LA CS AI red
MSM 19 LA CS AI green
MSM 19 LA CS AI yellow
MSM 19 LA CS AI blue
MSM 19 LA CS AI white
MSM 19 LA CS AI orange
MSM 19 LA CS AI bright red
MSM 19 LA CS AI bright green
MSM 19 LA CS AI bright blue
MSM 19 LA CS AI bright white
MSM 19 LA CS ST
MSM 19 LA CS AI red
MSM 19 LA CS AI green
MSM 19 LA CS AI yellow
MSM 19 LA CS AI blue
MSM 19 LA CS AI white
MSM 19 LA CS AI orange
MSM 19 LA CS AI bright red
MSM 19 LA CS AI bright green
MSM 19 LA CS AI bright blue
MSM 19 LA CS AI bright white
MSM 19 LA CS AI bright red
MSM 19 LA CS AI bright green
MSM 19 LA CS AI bright blue
1241.7221.1110000
1241.7226.1111000
1241.7226.1112000
1241.7226.1113000
1241.7226.1114000
1241.7226.1115000
1241.7226.1117000
1241.8544
1241.8545
1241.8547
1241.8548
1241.7221.1120000
1241.7226.1121000
1241.7226.1122000
1241.7226.1123000
1241.7226.1124000
1241.7226.1125000
1241.7226.1127000
1241.8550
1241.8551
1241.8553
1241.8554
3-101-005
3-101-007
3-101-009
█
█
█
█
█
█
█
█
█
█
█
Number
of Poles
Switching
Current
Illumination, LED
Torsion Protection
Config. Code
Order Number
Switches
5
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