TMC 7 and TMC 8 series
overcurrent protection
Thermal-magnetic supplementary protectors and circuit breakers
Features and benefits
TMC 7 and TMC 8 series
Visual status indication
Toggle for
switching behavior
Secure screw
terminations
Thermal-magnetic overcurrent protection
Snap-action
mechanism
The TMC 7 series supplementary protectors and TMC 8 series circuit breakers are composed
of 1-pole, 2-pole, and 3-pole thermal-magnetic miniature circuit breakers (MCBs) available in
industry standard B-, C-, and D-trip curves for DIN rail-mounted applications. The breakers
comply with UL 1077, UL 489, and EN 60947-2 accordingly, and are marked with the
appropriate approvals.
These dual-rated breakers are equipped with toggle actuation and visual status indication, and
are ideal for overcurrent protection of circuits and loads. A trip-free, snap-action mechanism
ensures reliable switching behavior for use in switchgear, panel boards, and electrical equipment.
Trip-free
design
7.5 kA SCCR for TMC 7
10 kA AIC for TMC 8
1-63 A ratings for 120/240/277/480 V AC
and 60/125 V DC
Features
Benefits
Visual status indication
Easily identify circuit status
A wide range of currents
1-63 A versions for optimizing system reliability
1-, 2-, and 3-pole versions
Configurations for all applications
B-, C-, and D-curves
A single product line with trip curves for all
load types
Dual rated (AC/DC)
Single part number with both AC and DC
ratings, reducing inventory requirements
Snap-action mechanism
Eliminates contact welding and reduces
contact wear
Trip-free design
Increased safety against closing during an
overcurrent event
UL 508 Listed cuttable busbar
Flexible, easy bridging of power and accessories
Multiple accessories
Provide added functionality and system status
information
Trip characteristics
10,000
Ambient temperature
+30 °C
No-trip current
Trip current
1.05x In
1.30x In
Curve B magnetic trip current
4x In (±20%)
Curve C magnetic trip current 8x In (±20%)
Curve D magnetic trip current 12x In (±20%)
1,000
100
Trip time in seconds
Phoenix Contact’s TMC 7 series supplementary protectors and TMC 8 series circuit breakers
are rated for use in systems up to 277/480 V AC and 60/125 V DC.
10
1
The TMC 7 and TMC 8 series includes a range of trip
characteristics for a variety of applications: B-, C-, and D-curves.
0,1
Curve
Application
B
• Heaters
• Sensitive equipment
C
• Small transformers
• Lighting
D
• Motors
• Generators
B
• Pilot devices
• Control circuits and coils
C
D
0,01
0,8
1
2
4
6
8 10
2
0
Times rated current
Magnetic tripping currents are increased by 30% on DC supplies
PHOENIX CONTACT
PHOENIX CONTACT
TMC 7 series supplementary protectors
Ampere
rating (A)
B Curve
1 Pole
D Curve
C Curve
2 Pole
3 Pole
1 Pole
2 Pole
1 Pole
3 Pole
2 Pole
3 Pole
1
TMC 71B 01A
1011962
TMC 72B 01A
1019930
TMC 73B 01A
1019951
TMC 71C 01A
1019972
TMC 72C 01A
1019994
TMC 73C 01A
1020015
TMC 71D 01A
1020037
TMC 72D 01A
1020060
TMC 73D 01A
1020082
2
TMC 71B 02A
1019909
TMC 72B 02A
1019931
TMC 73B 02A
1019952
TMC 71C 02A
1019973
TMC 72C 02A
1019995
TMC 73C 02A
1020016
TMC 71D 02A
1020038
TMC 72D 02A
1020061
TMC 73D 02A
1020083
3
TMC 71B 03A
1019910
TMC 72B 03A
1019932
TMC 73B 03A
1019953
TMC 71C 03A
1019974
TMC 72C 03A
1019996
TMC 73C 03A
1020017
TMC 71D 03A
1020039
TMC 72D 03A
1020062
TMC 73D 03A
1020084
4
TMC 71B 04A
1019911
TMC 72B 04A
1019933
TMC 73B 04A
1019954
TMC 71C 04A
1019975
TMC 72C 04A
1019997
TMC 73C 04A
1020018
TMC 71D 04A
1020040
TMC 72D 04A
1020064
TMC 73D 04A
1020085
5
TMC 71B 05A
1019912
TMC 72B 05A
1019934
TMC 73B 05A
1019955
TMC 71C 05A
1019976
TMC 72C 05A
1019998
TMC 73C 05A
1020019
TMC 71D 05A
1020041
TMC 72D 05A
1020065
TMC 73D 05A
1020086
6
TMC 71B 06A
1019913
TMC 72B 06A
1019935
TMC 73B 06A
1019956
TMC 71C 06A
1019977
TMC 72C 06A
1019999
TMC 73C 06A
1020020
TMC 71D 06A
1020042
TMC 72D 06A
1020066
TMC 73D 06A
1020087
7
TMC 71B 07A
1019914
TMC 72B 07A
1019936
TMC 73B 07A
1019957
TMC 71C 07A
1019978
TMC 72C 07A
1020000
TMC 73C 07A
1020021
TMC 71D 07A
1020043
TMC 72D 07A
1020067
TMC 73D 07A
1020088
8
TMC 71B 08A
1019915
TMC 72B 08A
1019937
TMC 73B 08A
1019958
TMC 71C 08A
1019979
TMC 72C 08A
1020001
TMC 73C 08A
1020022
TMC 71D 08A
1020044
TMC 72D 08A
1020068
TMC 73D 08A
1020090
The supplementary protectors in the TMC 7
series are ideal for device protection in systems
that require reliable overcurrent protection, and
where ease of installation, maintenance, and
repair is required.
10
TMC 71B 10A
1019916
TMC 72B 10A
1019938
TMC 73B 10A
1019959
TMC 71C 10A
1019980
TMC 72C 10A
1020002
TMC 73C 10A
1020023
TMC 71D 10A
1020045
TMC 72D 10A
1020069
TMC 73D 10A
1020091
12
TMC 71B 12A
1019917
TMC 72B 12A
1019939
TMC 73B 12A
1019960
TMC 71C 12A
1019981
TMC 72C 12A
1020003
TMC 73C 12A
1020024
TMC 71D 12A
1020046
TMC 72D 12A
1020070
TMC 73D 12A
1020093
13
TMC 71B 13A
1019918
TMC 72B 13A
1019940
TMC 73B 13A
1019961
TMC 71C 13A
1019982
TMC 72C 13A
1020004
TMC 73C 13A
1020025
TMC 71D 13A
1020048
TMC 72D 13A
1020071
TMC 73D 13A
1020094
15
TMC 71B 15A
1019919
TMC 72B 15A
1019941
TMC 73B 15A
1019962
TMC 71C 15A
1019983
TMC 72C 15A
1020005
TMC 73C 15A
1020026
TMC 71D 15A
1020049
TMC 72D 15A
1020072
TMC 73D 15A
1020095
16
TMC 71B 16A
1019920
TMC 72B 16A
1019942
TMC 73B 16A
1019963
TMC 71C 16A
1019984
TMC 72C 16A
1020006
TMC 73C 16A
1020027
TMC 71D 16A
1020051
TMC 72D 16A
1020073
TMC 73D 16A
1020096
20
TMC 71B 20A
1019921
TMC 72B 20A
1019943
TMC 73B 20A
1019964
TMC 71C 20A
1019985
TMC 72C 20A
1020007
TMC 73C 20A
1020028
TMC 71D 20A
1020052
TMC 72D 20A
1020074
TMC 73D 20A
1020097
These devices increase system reliability by
isolating problematic circuits from an application,
which allows the rest of the system to remain up
and running. Installation is simple and easy, and
the cuttable UL 508 Listed bus bars can
significantly reduce installation time.
25
TMC 71B 25A
1019922
TMC 72B 25A
1019944
TMC 73B 25A
1019965
TMC 71C 25A
1019986
TMC 72C 25A
1020008
TMC 73C 25A
1020029
TMC 71D 25A
1020053
TMC 72D 25A
1020075
TMC 73D 25A
1020098
30
TMC 71B 30A
1019923
TMC 72B 30A
1019945
TMC 73B 30A
1019966
TMC 71C 30A
1019987
TMC 72C 30A
1020009
TMC 73C 30A
1020030
TMC 71D 30A
1020054
TMC 72D 30A
1020076
TMC 73D 30A
1020099
32
TMC 71B 32A
1019924
TMC 72B 32A
1019946
TMC 73B 32A
1019967
TMC 71C 32A
1019988
TMC 72C 32A
1020010
TMC 73C 32A
1020031
TMC 71D 32A
1020055
TMC 72D 32A
1020077
TMC 73D 32A
1020100
40
TMC 71B 40A
1019925
TMC 72B 40A
1019947
TMC 73B 40A
1019968
TMC 71C 40A
1019989
TMC 72C 40A
1020011
TMC 73C 40A
1020032
TMC 71D 40A
1020056
TMC 72D 40A
1020078
TMC 73D 40A
1020101
50
TMC 71B 50A
1019926
TMC 72B 50A
1019948
TMC 73B 50A
1019969
TMC 71C 50A
1019990
TMC 72C 50A
1020012
TMC 73C 50A
1020033
TMC 71D 50A
1020057
TMC 72D 50A
1020079
TMC 73D 50A
1020103
60
TMC 71B 60A
1019927
TMC 72B 60A
1019949
TMC 73B 60A
1019970
TMC 71C 60A
1019991
TMC 72C 60A
1020013
TMC 73C 60A
1020035
TMC 71D 60A
1020058
TMC 72D 60A
1020080
TMC 73D 60A
1020104
63
TMC 71B 63A
1019928
TMC 72B 63A
1019950
TMC 73B 63A
1019971
TMC 71C 63A
1019992
TMC 72C 63A
1020014
TMC 73C 63A
1020036
TMC 71D 63A
1020059
TMC 72D 63A
1020081
TMC 73D 63A
1020105
Longevity is increased and maintenance
minimized through the use of snap-action
technology that reduces wear and tear on the
internal contacts of the device. Safety is ensured
with the trip-free design to eliminate closing the
circuit during an overcurrent event.
Additional functionality is provided through
optional, snap-on accessories: shunt trip, alarm,
and auxiliary contacts. The series also offers
multiple trip curves, pole configurations, and
dual-rated (AC/DC) versions.
PHOENIX CONTACT
Product description breakdown
TMC 7 1 C 01A
Current rating
Trip curve (B, C, or D)
Number of poles
Design criteria (UL 1077)
Thermal-magnetic trip technology
Accessories
Part number
PN description
Description
1022238
TMC 7 B1 80 57 C
Single-pole, 57-position cuttable busbar
1022237
TMC 7 B1 80 37 CA
Single pole with accessory, 37-position cuttable busbar
1022236
TMC 7 B2 80 56 C
Double-pole, 56-position cuttable busbar
1022235
TMC 7 B2 80 46 CA
Double pole with accessory, 46-position cuttable busbar
1022234
TMC 7 B3 80 57 C
Three-pole, 57-position cuttable busbar
1025400
TMC 7 B3 80 48 CA
Three pole with accessory, 48-position cuttable busbar
1022233
TMC 7 B1 TERM
Wiring termination for single pole
1022232
TMC 7 B2/3 TERM
Wiring termination for 2 and 3 pole
1022231
TMC 7 B1 END CAP
Insulating end cap for busbar after cutting to length - single pole
1022229
TMC 7 B2/3 END CAP
Insulating end cap for busbar after cutting to length - 2 and 3 pole
1022224
TMC 7 B BUS CAP
Touch-safe cap for busbar terminations
2908219
TMC 7/8 AUX
Contact for notification of breaker actuation
2908220
TMC 7/8 ALARM
Contact for indicating overcurrent trip
2908221
TMC 7/8 12VDC SHNT
12 V DC input for remote trip
2908222
TMC 7/8 24VDC SHNT
24 V DC input for remote trip
2908224
TMC 7/8 48VDC SHNT
48 V DC input for remote trip
2908225
TMC 7/8 125VDC SHNT
125 V DC input for remote trip
2908226
TMC 7/8 120VAC SHNT
120 V AC input for remote trip
2908227
TMC 7/8 240VAC SHNT
240 V AC input for remote trip
2908228
TMC 7/8 277VAC SHNT
277 V AC input for remote trip
PHOENIX CONTACT
TMC 8 series circuit breakers
Ampere
rating (A)
The TMC 8 series is composed of 1-pole, 2-pole,
and 3-pole thermal-magnetic miniature circuit
breakers (MCBs) in accordance with UL 489 and
EN 60947-2 for DIN rail-mounted applications.
These dual-rated breakers are equipped with
toggle actuation, visual status indication, and
high-rated interrupting capacity and are meant
to protect branch circuit conductors. A trip-free
snap-action mechanism ensures reliable switching
behavior for use in switchgear, panel boards, and
electrical equipment.
Phoenix Contact’s TMC 8 breakers are rated
for use in systems up to 277/480 V AC and
60/125 V DC with a 10 kA short-circuit
current rating.
B Curve
1 Pole
C Curve
2 Pole
3 Pole
2 Pole
D Curve
3 Pole
1 Pole
2 Pole
3 Pole
1
TMC 81B 01A
2907478
TMC 82B 01A
2907502
TMC 83B 01A
2907539
TMC 81C 01A
2907558
TMC 82C 01A
2907582
TMC 83C 01A
2907607
TMC 81D 01A
2907626
TMC 82D 01A
2907650
TMC 83D 01A
2907674
2
TMC 81B 02A
2907479
TMC 82B 02A
2907503
TMC 83B 02A
2907540
TMC 81C 02A
2907559
TMC 82C 02A
2907584
TMC 83C 02A
2907608
TMC 81D 02A
2907627
TMC 82D 02A
2907652
TMC 83D 02A
2907675
3
TMC 81B 03A
2907480
TMC 82B 03A
2907504
TMC 83B 03A
2907542
TMC 81C 03A
2907560
TMC 82C 03A
2907585
TMC 83C 03A
2907609
TMC 81D 03A
2907628
TMC 82D 03A
2907653
TMC 83D 03A
2907676
4
TMC 81B 04A
2907481
TMC 82B 04A
2907505
TMC 83B 04A
2907543
TMC 81C 04A
2907561
TMC 82C 04A
2907586
TMC 83C 04A
2907610
TMC 81D 04A
2907629
TMC 82D 04A
2907654
TMC 83D 04A
2907678
5
TMC 81B 05A
2907482
TMC 82B 05A
2907506
TMC 83B 05A
2907544
TMC 81C 05A
2907562
TMC 82C 05A
2907587
TMC 83C 05A
2907611
TMC 81D 05A
2907630
TMC 82D 05A
2907655
TMC 83D 05A
2907679
6
TMC 81B 06A
2907483
TMC 82B 06A
2907507
TMC 83B 06A
2907545
TMC 81C 06A
2907563
TMC 82C 06A
2907588
TMC 83C 06A
2907612
TMC 81D 06A
2907631
TMC 82D 06A
2907656
TMC 83D 06A
2907681
7
TMC 81B 07A
2907484
TMC 82B 07A
2907508
TMC 83B 07A
2907546
TMC 81C 07A
2907564
TMC 82C 07A
2907589
TMC 83C 07A
2907613
TMC 81D 07A
2907632
TMC 82D 07A
2907657
TMC 83D 07A
2907682
8
TMC 81B 08A
2907485
TMC 82B 08A
2907510
TMC 83B 08A
2907547
TMC 81C 08A
2907565
TMC 82C 08A
2907590
TMC 83C 08A
2907614
TMC 81D 08A
2907633
TMC 82D 08A
2907658
TMC 83D 08A
2907683
10
TMC 81B 10A
2907487
TMC 82B 10A
2907511
TMC 83B 10A
2907548
TMC 81C 10A
2907566
TMC 82C 10A
2907591
TMC 83C 10A
2907615
TMC 81D 10A
2907634
TMC 82D 10A
2907659
TMC 83D 10A
2907684
12
TMC 81B 12A
2907488
TMC 82B 12A
2907512
TMC 83B 12A
2907549
TMC 81C 12A
2907568
TMC 82C 12A
2907592
TMC 83C 12A
2907616
TMC 81D 12A
2907636
TMC 82D 12A
2907660
TMC 83D 12A
2907685
13
TMC 81B 13A
2907489
TMC 82B 13A
2907513
TMC 83B 13A
2907550
TMC 81C 13A
2907569
TMC 82C 13A
2907593
TMC 83C 13A
2907617
TMC 81D 13A
2907637
TMC 82D 13A
2907661
TMC 83D 13A
2907686
15
TMC 81B 15A
2907490
TMC 82B 15A
2907514
TMC 83B 15A
2907551
TMC 81C 15A
2907571
TMC 82C 15A
2907594
TMC 83C 15A
2907618
TMC 81D 15A
2907638
TMC 82D 15A
2907662
TMC 83D 15A
2907687
16
TMC 81B 16A
2907491
TMC 82B 16A
2907515
TMC 83B 16A
2907552
TMC 81C 16A
2907572
TMC 82C 16A
2907595
TMC 83C 16A
2907620
TMC 81D 16A
2907639
TMC 82D 16A
2907663
TMC 83D 16A
2907688
20
TMC 81B 20A
2907492
TMC 82B 20A
2907516
TMC 83B 20A
2907553
TMC 81C 20A
2907573
TMC 82C 20A
2907597
TMC 83C 20A
2907621
TMC 81D 20A
2907640
TMC 82D 20A
2907665
TMC 83D 20A
2907689
25
TMC 81B 25A
2907493
TMC 82B 25A
2907530
TMC 83B 25A
2907555
TMC 81C 25A
2907574
TMC 82C 25A
2907598
TMC 83C 25A
2907623
TMC 81D 25A
2907641
TMC 82D 25A
2907666
TMC 83D 25A
2907690
30
TMC 81B 30A
2907494
TMC 82B 30A
2907531
TMC 83B 30A
2907556
TMC 81C 30A
2907575
TMC 82C 30A
2907599
TMC 83C 30A
2907624
TMC 81D 30A
2907642
TMC 82D 30A
2907667
TMC 83D 30A
2907691
32
TMC 81B 32A
2907495
TMC 82B 32A
2907532
TMC 83B 32A
2907557
TMC 81C 32A
2907576
TMC 82C 32A
2907600
TMC 83C 32A
2907625
TMC 81D 32A
2907643
TMC 82D 32A
2907668
TMC 83D 32A
2907692
35
TMC 81B 35A
2907496
TMC 82B 35A
2907533
TMC 83B 35A
1010309
TMC 81C 35A
2907577
TMC 82C 35A
2907601
TMC 83C 35A
1010303
TMC 81D 35A
2907644
TMC 82D 35A
2907669
TMC 83D 35A
1010290
40
TMC 81B 40A
2907497
TMC 82B 40A
2907534
TMC 83B 40A
1010308
TMC 81C 40A
2907578
TMC 82C 40A
2907602
TMC 83C 40A
1010305
TMC 81D 40A
2907645
TMC 82D 40A
2907670
TMC 83D 40A
1010289
50
TMC 81B 50A
2907498
TMC 82B 50A
2907535
TMC 83B 50A
1010307
TMC 81C 50A
2907579
TMC 82C 50A
2907603
TMC 83C 50A
1010302
TMC 81D 50A
2907646
TMC 82D 50A
2907671
TMC 83D 50A
1010284
60
TMC 81B 60A
2907500
TMC 82B 60A
2907536
TMC 83B 60A
1010306
TMC 81C 60A
2907580
TMC 82C 60A
2907604
TMC 83C 60A
1010301
TMC 81D 60A
2907647
TMC 82D 60A
2907672
TMC 83D 60A
1010288
63
TMC 81B 63A
2907501
TMC 82B 63A
2907537
TMC 83B 63A
1010286
TMC 81C 63A
2907581
TMC 82C 63A
2907605
TMC 83C 63A
1010291
TMC 81D 63A
2907649
TMC 82D 63A
2907673
TMC 83D 63A
1010287
Product description breakdown
TMC 8 1 C 01A
Current rating
Trip curve (B, C, or D)
Number of poles
Design criteria (UL 489)
Thermal-magnetic trip technology
PHOENIX CONTACT
1 Pole
Accessories
Part number
PN description
Description
2907991
TMC 8 B1 80 57 C
Single-pole, 57-position cuttable busbar
2907992
TMC 8 B1 80 37 CA
Single pole with accessory, 37-position cuttable busbar
2907993
TMC 8 B2 80 56 C
Double-pole, 56-position cuttable busbar
2907995
TMC 8 B2 80 46 CA
Double pole with accessory, 46-position cuttable busbar
2907996
TMC 8 B3 80 57 C
Three-pole, 57-position cuttable busbar
2907997
TMC 8 B3 80 48 CA
Three pole with accessory, 48-position cuttable busbar
2907998
TMC 8 B TERM PIN
Wiring termination
2907999
TMC 8 B END CAP
Insulating end cap for busbar after cutting to length
2908000
TMC 8 B BUS CAP
Touch-safe cap for busbar terminations
2908219
TMC 7/8 AUX
Contact for notification of breaker actuation
2908220
TMC 7/8 ALARM
Contact for indicating overcurrent trip
2908221
TMC 7/8 12VDC SHNT
12 V DC input for remote trip
2908222
TMC 7/8 24VDC SHNT
24 V DC input for remote trip
2908224
TMC 7/8 48VDC SHNT
48 V DC input for remote trip
2908225
TMC 7/8 125VDC SHNT
125 V DC input for remote trip
2908226
TMC 7/8 120VAC SHNT
120 V AC input for remote trip
2908227
TMC 7/8 240VAC SHNT
240 V AC input for remote trip
2908228
TMC 7/8 277VAC SHNT
277 V AC input for remote trip
2908227
TMC 7/8 240VAC SHNT
240 V AC input for remote trip
2908228
TMC 7/8 277VAC SHNT
277 V AC input for remote trip
PHOENIX CONTACT
Ongoing communication with customers and
partners worldwide
Phoenix Contact is a global, market leader based in Germany. Our group is known
for its future-oriented components, systems, and solutions in the fields of
electrical engineering, electronics, and automation.
With a global network reaching across more than
100 countries and 14,500 employees, we can stay
in close contact with our customers, something
we believe is essential to success. The wide
variety of our innovative products makes
it easy for our customers to find futureoriented solutions for multiple applications
and industries. We especially focus on the
fields of energy, infrastructure, process,
and factory automation.
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