Metal Line Switches
www.schurter.com/PG70
MSM LA 19
Metal Switch, Latching Action, Switching Voltage up to 125 VDC / 250 VAC
MSM 19 LA LE RI blue
Description
Characteristics
- Switch available in version: Standard (ST), with Lettering (LE), with
Point Illumination (PI), with Ring Illumination (RI)
- Assembly by mounting with nut and subsequent clipping of the swit-
ching element
- 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 12 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
- Equipped with flat-pin plugs to permit fast connection
Standards
- DIN EN 61058-1
- UL 1054
Approvals
- for use in harsh environments
- Low Voltage Directive 2006/95/EC Low Voltage Directive 2006/95/EC
- KEMA / ENEC File Number (Marquardt): 2106068.01
- UL / CSA File Number (Marquardt): E41791
References
Alternative: Standard version MSM 19
Alternative: double-pole switch: MSM DP 19
Alternative: switch with backlighted illumination: MSM CS 19
Weblinks
html-datasheet, General Product Information, CE declaration of
conformity, RoHS, CHINA-RoHS, e-Shop, CAD-Drawings, Product
News, Detailed request for product
Technical Data
Switching Function
Number of Poles
Supply Voltage
N.O.
1 pole and 2 pole
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 VDC Ring Illumination, Point Illumina-
tion without series resistor, LED opera-
ting data are listed in a separate table
4 kV MSM ST / MSM LE
max. 250 VAC 30 VDC (125 VDC at
0.5 A),
max. 12 A AC
3000 W
0.05 million actuations (250 VAC / 8
A), 0.1 million actuations (125 VDC /
0.5 A)
Surge Strength
Switching Voltage
Salt Spray Test (acc. to DIN
50021-SS)
Housing
Actuator (disc, outside hou-
sing)
Illuminated Ring (die-casting, PC
inside housing)
24 h / 48 h / 96 h Residence Time
Stainless Steel
Stainless Steel
Switching Current
Rated Switching Capacity
Lifetime
Gasket
NBR70
Contact Resistance
Insulation Resistance
Actuating Force
Actuating Travel
Lifetime
< 100mΩ (12 VDC / 1 A)
> 100 MΩ 500 VDC
10 N
5.2 mm,
0.1 million actuations
3 mm
Switcher Collet
Intermediate Connector
Contact Pin Adapter
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 Gap
Shock Protection
IK 07
Tightening Torque Plastic Nut 4.5 Nm for thread M19, 3.5 Nm for M22
Tightening Torque Stainless
Steel Nut
12 Nm for thread M19, 16 Nm for M22
1
Switches