1

Thermal (T- and TA-Line)

T12-MSM

www.schurter.com/PG17_18_19

Circuit Breakers

Circuit Breaker for Equipment thermal with Metal Actuator

Description

- Thermal circuit breaker

- Metal switch non-illuminated and illuminated

- 1-pole

- Quick connect terminals 6.3 x 0.8 mm or screw terminals

Approvals

- Approval Reference Type: T12

- IEC Standard: IEC 60934

- UL Standard: UL 1077

- GB Standard: GB 17701

Applications

- Power supplies

- Uninterruptible power supply

- Power tools

- Household appliances

References

Component 1: circuit breakers T12-221; T12-222

Component 2: metal switch MSM LA 19 ; MSM LA 22

Component 3: Coupler

Weblinks

pdf-datasheet, html-datasheet, General Product Information, Approvals,

CE declaration of conformity, RoHS, CHINA-RoHS, REACH, e-Shop,

SCHURTER-Stock-Check, Distributor-Stock-Check, Detailed request for

product, Product News

Technical Data

Rated Voltage AC

240 V; 50/60 Hz

Rated Voltage DC

28 V

Rated current range AC

0.05 - 15/16 A

Conditional short circuit ca-

pacity

IEC: Inc, PC1, AC 240V: 1 kA

Dielectric Strength

50 Hz: > 1.5 kV

Impulse 1.2/50

μs: > 2.5kV

Insulation resistance

500 VDC > 100 M

Ω

Endurance typical

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

IEC: min. 40 trips

@ 6 x Ir, cos

φ 0.6

␣

UL / CSA: min. 50 trips

@ 1.5 x Ir, cos

φ 0.75

Ambient temperature

-5 °C to 60 °C

Vibration Resistance

± 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

Shock Resistance

60 G / 18 ms

acc. to IEC 60068-2-27, test Ea

Tripping Type

Thermal

Actuation type

Manual ON/OFF

Shock Protection

IK 07

Tightening Torque Stainless

Steel Nut

12 Nm for thread M19, 16 Nm for M22

Salt Spray Test (acc. to DIN

50021-SS)

24 h / 48 h / 96 h Residence Time

Supply Voltage

24 VDC Ring Illuminationwithout series

resistor Point Illumination

Weight

ca. 45 g