UT 6-TMC M 15A Thermomagnetic Circuit Breaker by Phoenix Contact

Selling Points

1High System Availability: Ensures continuous operation with its reclosure function and clear status display.
2Compact Design: Saves space with a width of 12.3 mm, ideal for DIN rail mounting.
3Robust Insulation: Provides >100 MΩ insulation resistance for reliable performance.
4Thermomagnetic Tripping: Offers trip-free mechanism in the event of overload and short circuits.
5Versatile Applications: Suitable for a wide range of applications with nominal current versions from 0.5 A to 16 A.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Product type	Thermomagnetic device circuit breakers	Product family	UT 6-TMC
Type	DIN rail module, one-piece	Number of positions	1
Number of connections	2	Number of rows	1
No. of channels	1	Potentials	1
Article revision	07	Overvoltage category	II
Degree of pollution	2	Fuse type	Automatic device
Maximum power dissipation for nominal condition	≤ 1.87 VA	Operating voltage	50 V AC ... 264 V AC (48 - 62 Hz) 5 V DC ... 30.8 V DC
Rated voltage	240 V AC (50/60 Hz) 28 V DC 240 V AC (50/60 Hz) 28 V DC	Rated insulation voltage U	440 V AC
Rated current I	15 A	Rated surge voltage	2.8 kV
Insulation resistance R	> 100 MΩ (main contact)	Type of actuation	S type
Tripping method	TM (thermomagnetic)	Tripping level	Trip-free mechanism (positive)
Device resistance	8.3 mΩ	Required backup fuse	25 A
Rated short-circuit switching capacity I	200 A (240 V AC) 400 A (28 V DC)	Dielectric strength	2000 V
Switching cycles, max.	6000 (at 1 x I 50 (at 1.5 x I 40 (at 6 x I	Fuse	M1 (normal blow)
Power dissipation	≤ 1.87 VA	Temperature derating	10.95 A DC (at -30 °C) 10.95 A DC (at -20 °C) 11.7 A DC (at -10 °C) 12.6 A DC (at 0 °C) 13.5 A DC (at 10 °C) 15 A DC (at 23 °C) 15.45 A DC (at 30 °C) 16.2 A DC (at 40 °C) 16.65 A DC (at 50 °C) 18.15 A DC (at 60 °C)
Connection name	Auxiliary contact	Nominal cross section	6.00 mm²
Rated cross section AWG	8	Connection method	Screw connection
Screw thread	M4	Tightening torque	1.5 ... 1.8 Nm
Stripping length	12 mm	Conductor cross section rigid	0.2 mm² ... 10 mm²
Cross section AWG	24 ... 8 (converted acc. to IEC)	Conductor cross section flexible	0.2 mm² ... 10 mm²
Conductor cross section, flexible [AWG]	24 ... 8 (converted acc. to IEC)	Conductor cross-section flexible (ferrule without plastic sleeve)	0.25 mm² ... 6 mm²
Flexible conductor cross section (ferrule with plastic sleeve)	0.25 mm² ... 6 mm²	2 conductors with same cross section, solid	0.2 mm² ... 2.5 mm²
2 conductors with same cross section, flexible	0.2 mm² ... 2.5 mm²	2 conductors with same cross section, flexible, with ferrule without plastic sleeve	0.25 mm² ... 1.5 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve	0.5 mm² ... 4 mm²	Nominal current	15 A
Nominal voltage	240 V AC 28 V DC	Nominal cross section	6 mm²
Connection method	Screw connection	Screw thread	M4
Tightening torque	1.5 Nm ... 1.8 Nm	Stripping length	12 mm
Conductor cross section flexible	0.2 mm² ... 10 mm²	Conductor cross section rigid	0.2 mm² ... 10 mm²
Conductor cross section AWG	24 ... 8	2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve	0.5 mm² ... 4 mm²
Conductor cross section, flexible, with ferrule, with plastic sleeve	0.25 mm² ... 6 mm²	Conductor cross section flexible, with ferrule without plastic sleeve	0.25 mm² ... 6 mm²
Width	12.3 mm	Height	85.5 mm
Depth	89.5 mm	Color	gray (RAL 7042)
Flammability rating according to UL 94	V-0	Insulating material	PA66
Open side panel	No	Degree of protection	IP40 (Actuation area) IP20 (Connection area)
Ambient temperature (operation)	-30 °C ... 60 °C	Altitude	2000 m (acc. to EN 60934)
Standards/specifications	EN 60934	Standards/specifications	UL 1077
Standards/specifications	CSA 22.2	Note	No. 235
Standards/specifications	EAC	Mounting type	DIN rail: 35 mm

Specifications may be subject to change without notice