Metal Line Switches
https://www.schurter.com /PG70
MSM LA 19
Metal Switch, Latching Action, Switching Voltage up to 125 VDC / 250 VAC
See below:
Approvals and Compliances
Description
- Switch available in version: Standard (ST), with Lettering (LE), with
Point Illumination (PI), with Ring Illumination (RI)
- Available with 12 A and 16 A switching current Assembly by mounting
with nut and subsequent clipping of the switching element
- Equipped with flat-pin plugs to permit fast connection
Characteristics
- Housing and actuator material: high-quality stainless steel
- Variety of design options regarding size, colour, illumination, connec-
tion or lettering
- Switching voltage up to 125 VDC respectively 250 VAC, switching cur-
rent up to 16 A
- optional with point or ring illumination
- 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)
References
Alternative: Standard version
MSM LA 22; MSM 16
Alternative: double-pole switch:
MSM DP 19; MSM DP 22; MSM DP
30
Alternative: switch with backlighted illumination:
MSM CS 19; MSM
CS 22; MSM LA CS 19; MSM LA CS 22
Alternative: Other diameter
Weblinks
html-datasheet, General Product Information, CAD-Drawings, Product
News, Detailed request for product
Technical Data
Electrical Data
Switching Function
Number of Poles
Supply Voltage
N.O.
1-pole and 2-pole
24 VDC Ring Illumination , Point Illumi-
nation without series resistor , LED ope-
rating data are listed in a separate table
4 kV MSM ST / MSM LE
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
max. 4.5 Nm
max. 12 Nm
Climatical Data
Operating Temperature
Storage Temperature
Protection Class
Switching Unit
Salt Spray Test (acc. to DIN
50021-SS)
Material
Housings
Actuator (disc, outside hou-
sing)
Illuminated Ring (die-casting,
inside housing)
Seal Ring
Switcher Collet
Intermediate Connector
Contact Pin Adapter
-20 to +85 °C
-20 to +85 °C
IP 64
IP 40
24 h / 48 h / 96 h Residence Time
Impulse Withstand Voltage
(ESD)
Switching Voltage
Switching Current
Rated Switching Capacity
Lifetime
Stainless Steel
Stainless Steel
PC
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)
Contact Resistance
Insulation Resistance
Mechanical Data
Actuating Force
Actuating Travel
Lifetime
Contact Gap
Shock Protection
Tightening Torque Plastic Nut
Tightening Torque Stainless
Steel Nut
Approvals and Compliances
Switches
1
MSM LA 19
https://www.schurter.com /PG70
Metal Line Switches
Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in
Details about
Approvals
Approvals
Approval Reference Type:
Approval Logo
Certification Body
Description
Low Voltage Directive 2014/35/EU Low Voltage Directive 2014/35/EU
KEMA
UL
CQC
KEMA / ENEC File Number (Marquardt): 2181991.01
UL / CSA File Number (Marquardt): E41791
CQC File Number (Marquardt): CQC03002004102
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
technology equipment.
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 ST / LE double-pole
C
MSM 19 LA PI double-pole
C
1,80
22
15,50
22
1,80
22
15,50
22
17,80
max. 10 mm
1,70
45,70
max. 10 mm
45,70
0,48
H
H
2,80
4,80
22
0,80
3,60
16,60
M19x0,75
2,10
4,80
22
0,80
16,60
M19x0,75
24
24
A
6
2
Switches
17,80
1,70
Metal Line Switches
https://www.schurter.com /PG70
MSM LA 19
MSM 19 LA RI double-pole
C
22
Switching Element single-pole with Push Button Holder
22
15,70
1,80
45,70
max. 10 mm
1,70
H
2,80
4,80
22
0,80
3,60
16,60
M19x0,75
4.8
22
8.3
0,48
17,80
0.8
16.6
24
10,60
A
Legend
A = Illumination Area
C = Width Across Flats
D = Nut
H = Switching Element
Dimension
MSM 19 LA ST / MSM 19 LA RI
MSM 19 LA LE / MSM 19 LA PI /
MSM 19 LA RI optional
Drilling diagram
Drilling diagram
Assembly Instructions
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 19
Diagrams
MSM LA ST / LE single-pole
MSM LA ST / LE double-pole
https://www.schurter.com /PG70
Metal Line Switches
MSM LA PI single-pole
MSM LA PI double-pole
MSM LA RI single-pole
MSM LA RI 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
Point Illumination
Operating Data
LED red
LED green
LED blue
Forward Current max.
30 mA
30 mA
20 mA
Forward Voltage at 10 mA
1,9 VDC
2,1 VDC
3,7 VDC
Forward Voltage at 8 mA
Forward Voltage max.
3,0 VDC
3,0 VDC
4,5 VDC
Attention: Switches are delivered without series resistor.
4
Switches
Metal Line Switches
https://www.schurter.com /PG70
MSM LA 19
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
Stainless Steel
Lettering Colour
black
Filled letters
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
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
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
non-illuminated
Point Illumination, red
Point Illumination, green
Point Illumination, blue
Ring Illumination, red, 24 VDC
Ring Illumination, green, 24 VDC
Ring Illumination, blue, 24 VDC
Ring Illumination, white, 24 VDC
non-illuminated
non-illuminated
Point Illumination, red
Point Illumination, green
Point Illumination, blue
Ring Illumination, red, 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 /␣yes
yes /␣yes
MSM 19 LA ST
MSM 19 LA PI red
MSM 19 LA PI green
MSM 19 LA PI blue
MSM 19 LA RI red
MSM 19 LA RI green
MSM 19 LA RI blue
MSM 19 LA RI white
MSM 19 LA ST
MSM 19 LA LE
MSM 19 LA PI red
MSM 19 LA PI green
MSM 19 LA PI blue
MSM 19 LA RI red
1241.6821.1110000
1241.6823.1111000
1241.6823.1112000
1241.6823.1114000
1241.6824.1111000
1241.6824.1112000
1241.6824.1114000
1241.6824.1115000
1241.6821.1120000
1241.6822.1120000
1241.6823.1121000
1241.6823.1122000
1241.6823.1124000
1241.6824.1121000
█
█
█
█
█
█
█
█
█
Number
of Poles
Switching
Current
Illumination, LED
Torsion Protection
Housing/Actuator
Config. Code
Order Number
Switches
5
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