T12-MSM
Thermal (T- and TA-Line)
https://www.schurter.com /PG17_20
Circuit Breaker for Equipment thermal with Metal Actuator
T12-MSM
Blue ring illumination
T12-MSM
Non-illuminated
See below:
Approvals and Compliances
Description
Applications
- Thermal circuit breaker
- Metal switch non-illuminated and illuminated
- 1‑pole
- Quick connect terminals 6.3 x 0.8 mm / screw terminals
References
- Power supplies
- Uninterruptible power supply
- Power tools
- Household appliances
Component 1: circuit breakers
Component 2: metal switch
Component 3: Coupler
Weblinks
pdf data sheet, html datasheet, General Product Information, DistributorStock-Check, Detailed request for product, Product News
Technical Data
Rated Voltage AC
Rated Voltage DC
Rated current range AC
Conditional short circuit capacity Inc
Dielectric Strength
Insulation Resistance
Endurance typical
AC 240 VAC
28 VDC
0.05 - 15/16 A
IEC 60934: PC1, AC 240 V: 1 kA
50 Hz: > 1.5 kV
Impulse 1.2/50 μs: > 2.5 kV
500 VDC > 100 MΩ
2 x Ir: 5000 switching cycles
Reset type
AC : 2 x Ir , cos φ 0.6 :
DC : 2 x Ir , L/R = 2 - 3 ms :
50 switching cycles
Manual ON/OFF type
AC : 2 x Ir , cos φ 0.6 :
DC : 2 x Ir , L/R = 2 - 3 ms :
5000 switching cycles
Overload
␣
Allowable Operation Temp.
Vibration Resistance
Shock Resistance
Tripping Type
Actuation Type
Shock Protection
Tightening Torque Stainless
Steel Nut
Salt Spray Test (acc. to DIN
50021-SS)
Supply Voltage
Weight
IEC: min. 40 trips
@ 6 x Ir, cos φ 0.6
UL / CSA: min. 50 trips
@ 1.5 x Ir, cos φ 0.75
-5 °C to 60 °C
± 0.75 mm @ 5 - 60 Hz
acc. to IEC 60068-2-6, test Fc
7 G @ 60 - 500 Hz
acc. to IEC 60068-2-6, test Fc
60 G / 18 ms
acc. to IEC 60068-2-27, test Ea
Thermal
Manual ON/OFF
IK07
12 Nm for thread M19, 16 Nm for M22
24 h / 48 h / 96 h Residence Time
24 VDC Ring Illumination without series
resistor Point Illumination
ca. 45 g
Approvals and Compliances
Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in Details about
Approvals
SCHURTER products are designed for use in industrial environments. They have approvals from independent testing bodies according to national
and international standards. Products with specific characteristics and requirements such as required in the automotive sector according to IATF
16949, medical technology according to ISO 13485 or in the aerospace industry can be offered exclusively with customer-specific, individual agreements by SCHURTER.
Circuit Breakers
1
T12-MSM
Thermal (T- and TA-Line)
https://www.schurter.com /PG17_20
Product standards
Product standards that are referenced
Organization
Design
Standard
Description
Designed according to
IEC 60934
Circuit-breakers for equipment (CBE)
Designed according to
UL 1077
Standard for Supplementary Protectors for Use in Electrical Equipment
Designed according to
GB 17701
Circuit-breaker for equipment
Design
Standard
Description
Suitable for applications acc.
IEC/UL 62368-1
Audio/video, information and communication technology equipment - Part
1: Safety requirements
Details
Initiator
Description
CE declaration of conformity
SCHURTER AG
The CE marking declares that the product complies with the applicable
requirements laid down in the harmonisation of Community legislation on
its affixing in accordance with EU Regulation 765/2008.
UKCA declaration of conformity
SCHURTER AG
The UKCA marking declares that the product complies with the applicable
requirements laid down in the British Amendment of Regulation (EC)
765/2008.
RoHS
SCHURTER AG
Directive RoHS 2011/65/EU, Amendment (EU) 2015/863
China RoHS
SCHURTER AG
The law SJ / T 11363-2006 (China RoHS) has been in force since 1 March
2007. It is similar to the EU directive RoHS.
REACH
SCHURTER AG
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.
Application standards
Application standards where the product can be used
Organization
Compliances
The product complies with following Guide Lines
Identification
Dimension [mm]
T12 MSM 19
ø 22
M19 x 0.75
17.8
1.7
max. 10
1.8
ø 15.5
76.65
1)
15.5
1
3
0.8
6.3
ø 24
31
1) only among MSM PI / RI quick connect terminal 2.8x0.5 mm
2
Circuit Breakers
2
11.5
T12-MSM
Thermal (T- and TA-Line)
https://www.schurter.com /PG17_20
T12 MSM 22
ø 25
M22 x 1
17.8
1.7
max. 9
1.8
ø 17.7
76.65
1)
15.5
1
3
2
0.8
6.3
11.5
31
1) only among MSM PI / RI quick connect terminal 2.8x0.5 mm
T12 MSM 22 screw version
ø 25
M22 x 1
17.8
1.7
max. 9
1.8
ø 17.7
82.55
1)
15.5
1
3
M4
31
2
11.5
1) only among MSM PI / RI quick connect terminal 2.8x0.5 mm
Circuit Breakers
3
T12-MSM
Thermal (T- and TA-Line)
https://www.schurter.com /PG17_20
MSM 19 LA ST / MSM 19 LA RI
MSM 19 LA LE / MSM 19 LA PI /
MSM 19 LA RI optional
Drilling diagram
MSM 22 LA ST / MSM 22 LA RI
Drilling diagram
Drilling diagram
Drilling diagram
[nicht konfiguriert]:
element_name:MSM_beleuchtet_Punktbeleuchtung: id:168861
Point Illumination
Operating Data
Forward Cur-
Forward Vol-
LED red
30 mA
1,9 VDC
LED green
30 mA
2,1 VDC
LED blue
20 mA
Forward Vol-
Forward Vol3,0 VDC
3,0 VDC
3,7 VDC
Attention: Switches
Recommendation of series resistors for point illumination
4
MSM 22 LA LE / MSM 22 LA PI /
MSM 22 LA RI optional
Circuit Breakers
4,5 VDC
T12-MSM
Thermal (T- and TA-Line)
https://www.schurter.com /PG17_20
Typical internal resistance per pole
Rated Current [A]
Internal Resistance [Ω]
0.05
225.000
0.50
3.300
1.00
0.880
2.00
0.267
3.00
0.128
4.00
0.073
5.00
0.040
6.00
0.031
7.00
0.018
8.00
0.018
9.00
0.010
10.00
0.0087
11.00
0.0087
12.00
0.0087
13.00
0.0087
14.00
0.0070
15.00
0.0070
16.00
0.0055
Effect of ambient temperature
The units are calibrated for an ambient temperature of +23°C. To determine the rated current for a lower or higher ambient temperature, use a correction factor (typical value) from
the table below:
Ambient Temperature [°C]
Correction factor
-5
0.87
0
0.90
10
0.95
23
1.00
30
1.05
40
1.12
50
1.20
60
1.30
Example: Rated current = 5 A, Environmental temperature = 50 °C, --> Correction factor =
1.2, Resulting current = 6.0 A
Marking
The three digits are part of the ordner number key
000
No Lettering
001-100
Standard Lettering
101-
Customized Lettering
Lettering options see on Datasheet MSM LA 22
Circuit Breakers
5
T12-MSM
Thermal (T- and TA-Line)
https://www.schurter.com /PG17_20
Time-Current-Curves
[ min ] [ sec]
10'000
< 7,0 A
> 7,0 A
60
30
20
10
2´000
1´000
500
5
200
Time in Seconds
100
1
50
20
10
5
2
1
0, 5
0, 3
0, 2
0, 1
1,05 1,32
2
3
4
5
8
10
Multiple of Rated Current In
Ambient temperature +23°
All Variants
Circuit Breakers
Momentary Action
Switches
Order Number
Type
Rated cur-
Connection type
Type
Illumination
T12-221-10
10A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 19
non-illuminated
4410.9001
T12-221-16
16A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 19
non-illuminated
4410.9002
T12-221-10
10A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 22
non-illuminated
4410.9003
T12-221-16
16A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 22
non-illuminated
4410.9004
T12-221-10
10A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 19
Point Illumination, blue
4410.9005
T12-221-16
16A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 19
Point Illumination, blue
4410.9006
T12-221-10
10A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 22
Point Illumination, blue
4410.9007
T12-221-16
16A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 22
Point Illumination, blue
4410.9008
T12-221-10
10A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 19
Ring Illumination, blue, 24 VDC
4410.9009
T12-221-16
16A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 19
Ring Illumination, blue, 24 VDC
4410.9010
T12-221-10
10A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 22
Ring Illumination, blue, 24 VDC
4410.9011
T12-221-16
16A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 22
Ring Illumination, blue, 24 VDC
4410.9012
T12-222-10
10A
Bolts and nuts
MSM LA 22
non-illuminated
4410.9017
T12-222-16
16A
Bolts and nuts
MSM LA 22
non-illuminated
4410.9018
T12-221-15
15A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 22
non-illuminated
4410.9019
T12-221-15
15A
Quick connect terminals 6.3 x 0.8 mm
MSM LA 22
Ring Illumination, blue, 24 VDC
4410.9021
Coupler is included
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Circuit Breakers
█
T12-MSM
Thermal (T- and TA-Line)
https://www.schurter.com /PG17_20
Packaging Unit
10 Pcs
27.03.2024
- Actuating elements in ESD safe packaging
- Screw nuts and sealing rings in a bag (enclosd in the box)
- Circuit breaker in a bag (enclosed in the box)
The specifications, descriptions and illustrations indicated in this document are based on current
information. All content is subject to modifications and amendments. Information furnished is believed
to be accurate and reliable. However, users should independently evaluate the suitability and test each
product selected for their own applications.
Circuit Breakers
7
