WEG Electric UMBW-UL489, UMBW-UL1077 Data Sheet

Circuit Protection
UL Approval
Number of Poles Current Rating
Introducing the New WEG UMBW Series Thermal-Magnetic Miniature Circuit Breakers. This new offering includes both UL489 and UL1077 approvals to provide a solution for circuit & equipment protection in Industrial Electrical equipment. The UMBW has a range from 1 to 63Amps, available in 1,2, 3 poles, and B, C, D trip curves.
Standard Features
AC & DC voltages available in one Series
UL489 Branch Circuit protective device
UL1077 Equipment protection
17.5mm width per pole
Visual status indication
Positive trip-free snap action mechanism to ensure
reliable switching
Cuttable Bus Bar connecting system
UMBW Catalog Number Sequence
UMBW -1
-1= UL1077
-4= UL489
Table inte nded a s refe ren ce only a nd not to creat e par t numb ers.
B 1 -1
B= 4xIn (+/-20% ) Magnetic Trip Current C= 8xIn (+/-20% ) Magnetic Trip Current D= 12xIn (+/-20% ) Magnetic Trip Current
1,2,3
Trip Curve
UL1077-1 to 63
UL489-1 to 63
Data is subject to change without notice.
UL10 77
Circuit Protection
UMBW
# Poles Ampacity
1 UMBW-1B1-1 UMBW-1C1-1 UMBW-1D1-1
1.5 UMBW-1B1-1.5
2 UMBW-1B1-2 UMBW-1C1-2 UMBW-1D1-2
3 UMBW-1B1-3 UMBW-1C1-3 UMBW-1D1-3
4 UMBW-1B1-4 UMBW-1C1-4 UMBW-1D1-4
5 UMBW-1B1-5 UMBW-1C1-5 UMBW-1D1-5
6 UMBW-1B1-6 UMBW-1C1-6 UMBW-1D1-6
1 POLE
7 UMBW-1B1-7
8 UMBW-1B1-8
10 UMBW-1B1-10 UMBW-1C1-10 UMBW-1D1-10
12 UMBW-1B1-12 UMBW-1C1-12 UMBW-1D1-12
13 UMBW-1B1-13
15 UMBW-1B1-15 UMBW-1C1-15 UMBW-1D1-15
16 UMBW-1B1-16 UMBW-1C1-16 UMBW-1D1-16
20 UMBW-1B1-20 UMBW-1C1-20 UMBW-1D1-20
25 UMBW-1B1-25 UMBW-1C1-25 UMBW-1D1-25
30 UMBW-1B1-30
32 UMBW-1B1-32 UMBW-1C1-32 UMBW-1D1-32
35 UMBW-1B1-35
40 UMBW-1B1-40 UMBW-1C1-40 UMBW-1D1-40
50 UMBW-1B1-50 UMBW-1C1-50 UMBW-1D1-50
60 UMBW-1B1-60
63 UMBW-1B1-63 UMBW-1C1-63 UMBW-1D1-63
1 UMBW-1B2-1 UMBW-1C2-1 UMBW-1D2-1
1.5 UMBW-1B2-1.5
2 UMBW-1B2-2 UMBW-1C2-2 UMBW-1D2-2
3 UMBW-1B2-3 UMBW-1C2-3 UMBW-1D2-3
4 UMBW-1B2-4 UMBW-1C2-4 UMBW-1D2-4
2 POLE
5 UMBW-1B2-5 UMBW-1C2-5 UMBW-1D2-5
6 UMBW-1B2-6 UMBW-1C2-6 UMBW-1D2-6
7 UMBW-1B2-7
8 UMBW-1B2-8
10 UMBW-1B2-10 UMBW-1C2-10 UMBW-1D2-10
12 UMBW-1B2-12 UMBW-1C2-12 UMBW-1D2-12
13 UMBW-1B2-13
15 UMBW-1B2-15
16 UMBW-1B2-16 UMBW-1C2-16 UMBW-1D2-16
20 UMBW-1B2-20 UMBW-1C2-20 UMBW-1D2-20
25 UMBW-1B2-25 UMBW-1C2-25 UMBW-1D2-25
30 UMBW-1B2-30
32 UMBW-1B2-32 UMBW-1C2-32 UMBW-1D2-32
35 UMBW-1B2-35
40 UMBW-1B2-40 UMBW-1C2-40 UMBW-1D2-40
50 UMBW-1B2-50 UMBW-1C2-50 UMBW-1D2-50
60 UMBW-1B2-60
63 UMBW-1B2-63 UMBW-1C2-63 UMBW-1D2-63
1) Non-stocked. Contact WEG for availability.
Data is subject to change without notice.
Catalog Number
B CURVE C CURVE D CURVE
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
UMBW-1C1-1.5
UMBW-1C1-7
UMBW-1C1-8
UMBW-1C1-13
UMBW-1C1-30
UMBW-1C1-35
UMBW-1C1-60
UMBW-1C2-1.5
UMBW-1C2-7
UMBW-1C2-8
UMBW-1C2-13
UMBW-1C2-15
UMBW-1C2-30
UMBW-1C2-35
UMBW-1C2-60
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
UMBW-1D1-1.5
UMBW-1D1-7
UMBW-1D1-8
UMBW-1D1-13
UMBW-1D1-30
UMBW-1D1-35
UMBW-1D1-60
UMBW-1D2-1.5
UMBW-1D2-7
UMBW-1D2-8
UMBW-1D2-13
UMBW-1D2-15
UMBW-1D2-30
UMBW-1D2-35
UMBW-1D2-60
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Max Voltage
277 VAC
277/480 VAC
Data is subject to change without notice.
Circuit Protection
UMBW
UL10 77
# Poles Ampacity
3 POLE
1) Non-stocked. Contact WEG for availability.
Catalog Number
B CURVE C CURVE D CURVE
1 UMBW-1B3-1 UMBW-1C3-1 UMBW-1D3-1
1.5 UMBW-1B3-1.5
1
UMBW-1C3-1.5
1
UMBW-1D3-1.5
2 UMBW-1B3-2 UMBW-1C3-2 UMBW-1D3-2
3 UMBW-1B3-3
1
UMBW-1C3-3
1
UMBW-1D3-3
4 UMBW-1B3-4 UMBW-1C3-4 UMBW-1D3-4
5 UMBW-1B3-5
1
UMBW-1C3-5
1
UMBW-1D3-5
6 UMBW-1B3-6 UMBW-1C3-6 UMBW-1D3-6
7 UMBW-1B3-7
8 UMBW-1B3-8
1
1
UMBW-1C3-7
UMBW-1C3-8
1
1
UMBW-1D3-7
UMBW-1D3-8
10 UMBW-1B3-10 UMBW-1C3-10 UMBW-1D3-10
12 UMBW-1B3-12
13 UMBW-1B3-13
15 UMBW-1B3-15
1
1
1
UMBW-1C3-12
UMBW-1C3-13
UMBW-1C3-15
1
1
1
UMBW-1D3-12
UMBW-1D3-13
UMBW-1D3-15
16 UMBW-1B3-16 UMBW-1C3-16 UMBW-1D3-16
20 UMBW-1B3-20 UMBW-1C3-20 UMBW-1D3-20
25 UMBW-1B3-25 UMBW-1C3-25 UMBW-1D3-25
30 UMBW-1B3-30
1
UMBW-1C3-30
1
UMBW-1D3-30
32 UMBW-1B3-32 UMBW-1C3-32 UMBW-1D3-32
35 UMBW-1B3-35
1
UMBW-1C3-35
1
UMBW-1D3-35
40 UMBW-1B3-40 UMBW-1C3-40 UMBW-1D3-40
50 UMBW-1B3-50 UMBW-1C3-50 UMBW-1D3-50
60 UMBW-1B3-60
1
UMBW-1C3-60
1
UMBW-1D3-60
63 UMBW-1B3-63 UMBW-1C3-63 UMBW-1D3-63
1
1
1
1
1
1
1
1
1
1
1
Max Voltage
277/480 VAC
Circuit Protection
UL489
# Poles Ampacity
1 UMBW-4B1-1 UMBW-4C1-1 UMBW-4D1-1
1.5 UMBW-4B1-1.5
2 UMBW-4B1-2
3 UMBW-4B1-3
4 UMBW-4B1-4 UMBW-4C1-4 UMBW-4D1-4
5 UMBW-4B1-5
6 UMBW-4B1-6 UMBW-4C1-6 UMBW-4D1-6
1 POLE
2 POLE
1) Non-stocked. Contact WEG for availability.
Data is subject to change without notice.
7 UMBW-4B1-7
8 UMBW-4B1-8
10 UMBW-4B1-10 UMBW-4C1-10 UMBW-4D1-10
12 UMBW-4B1-12
13 UMBW-4B1-13
15 UMBW-4B1-15 UMBW-4C1-15
16 UMBW-4B1-16 UMBW-4C1-16 UMBW-4D1-16
20 UMBW-4B1-20 UMBW-4C1-20 UMBW-4D1-20
25 UMBW-4B1-25 UMBW-4C1-25 UMBW-4D1-25
30 UMBW-4B1-30
32 UMBW-4B1-32 UMBW-4C1-32 UMBW-4D1-32
35 UMBW-4B1-35
40 UMBW-4B1-40
50 UMBW-4B1-50
60 UMBW-4B1-60
63 UMBW-4B1-63
1 UMBW-4B2-1 UMBW-4C2-1 UMBW-4D2-1
1.5 UMBW-4B2-1.5
2 UMBW-4B2-2 UMBW-4C2-2 UMBW-4D2-2
3 UMBW-4B2-3
4 UMBW-4B2-4 UMBW-4C2-4 UMBW-4D2-4
5 UMBW-4B2-5 UMBW-4C2-5 UMBW-4D2-5
6 UMBW-4B2-6 UMBW-4C2-6 UMBW-4D2-6
7 UMBW-4B2-7
8 UMBW-4B2-8
10 UMBW-4B2-10 UMBW-4C2-10 UMBW-4D2-10
12 UMBW-4B2-12 UMBW-4C2-12 UMBW-4D2-12
13 UMBW-4B2-13
15 UMBW-4B2-15
16 UMBW-4B2-16 UMBW-4C2-16 UMBW-4D2-16
20 UMBW-4B2-20 UMBW-4C2-20 UMBW-4D2-20
25 UMBW-4B2-25 UMBW-4C2-25 UMBW-4D2-25
30 UMBW-4B2-30
32 UMBW-4B2-32 UMBW-4C2-32 UMBW-4D2-32
35 UMBW-4B2-35
40 UMBW-4B2-40
50 UMBW-4B2-50
60 UMBW-4B2-60
63 UMBW-4B2-63
Catalog Number
B CURVE C CURVE D CURVE
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
UMBW-4C1-1.5
UMBW-4C1-2 UMBW-4D1-2
UMBW-4C1-3
UMBW-4C1-5
UMBW-4C1-7
UMBW-4C1-8
UMBW-4C1-12
UMBW-4C1-13
UMBW-4C1-30
UMBW-4C1-35
UMBW-4C1-40
UMBW-4C1-50
UMBW-4C1-60
UMBW-4C1-63
UMBW-4C2-1.5
UMBW-4C2-3
UMBW-4C2-7
UMBW-4C2-8
UMBW-4C2-13
UMBW-4C2-15
UMBW-4C2-30
UMBW-4C2-35
UMBW-4C2-40
UMBW-4C2-50
UMBW-4C2-60
UMBW-4C2-63
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
UMBW-4D1-1.5
UMBW-4D1-3
UMBW-4D1-5
UMBW-4D1-7
UMBW-4D1-8
UMBW-4D1-12
UMBW-4D1-13
UMBW-4D1-15
UMBW-4D1-30
UMBW-4D1-35
UMBW-4D1-40
UMBW-4D1-50
UMBW-4D1-60
UMBW-4D1-63
UMBW-4D2-1.5
UMBW-4D2-3
UMBW-4D2-7
UMBW-4D2-8
UMBW-4D2-13
UMBW-4D2-15
UMBW-4D2-30
UMBW-4D2-35
UMBW-4D2-40
UMBW-4D2-50
UMBW-4D2-60
UMBW-4D2-63
Max Voltage
1
1
1
1
1
1
1
1
277 VAC /60 VDC
1
1
1
1
120 VAC /60 VDC
1
1
1
1
1
277/480 VAC 125 VDC
1
1
1
1
277/480 VAC 125 VDC
1
1
1
1
UMBW
Data is subject to change without notice.
Circuit Protection
UMBW
UL489
# Poles Ampacity
3 POLE
1) Non-stocked. Contact WEG for availability.
Catalog Number
B CURVE C CURVE D CURVE
1 UMBW-4B3-1 UMBW-4C3-1 UMBW-4D3-1
1.5 UMBW-4B3-1.5
1
UMBW-4C3-1.5
1
UMBW-4D3-1.5
2 UMBW-4B3-2 UMBW-4C3-2 UMBW-4D3-2
3 UMBW-4B3-3
1
UMBW-4C3-3
1
UMBW-4D3-3
4 UMBW-4B3-4 UMBW-4C3-4 UMBW-4D3-4
5 UMBW-4B3-5 UMBW-4C3-5 UMBW-4D3-5
6 UMBW-4B3-6 UMBW-4C3-6 UMBW-4D3-6
7 UMBW-4B3-7
8 UMBW-4B3-8
1
1
UMBW-4C3-7
UMBW-4C3-8 UMBW-4D3-8
1
UMBW-4D3-7
10 UMBW-4B3-10 UMBW-4C3-10 UMBW-4D3-10
12 UMBW-4B3-12
13 UMBW-4B3-13
1
1
UMBW-4C3-12
UMBW-4C3-13
1
1
UMBW-4D3-12
UMBW-4D3-13
15 UMBW-4B3-15 UMBW-4C3-15 UMBW-4D3-15
16 UMBW-4B3-16 UMBW-4C3-16 UMBW-4D3-16
20 UMBW-4B3-20 UMBW-4C3-20 UMBW-4D3-20
25 UMBW-4B3-25 UMBW-4C3-25 UMBW-4D3-25
30 UMBW-4B3-30
1
UMBW-4C3-30
1
UMBW-4D3-30
32 UMBW-4B3-32 UMBW-4C3-32 UMBW-4D3-32
35 UMBW-4B3-35
40 UMBW-4B3-40
50 UMBW-4B3-50
60 UMBW-4B3-60
63 UMBW-4B3-63
1
1
1
1
1
UMBW-4C3-35
UMBW-4C3-40
UMBW-4C3-50
UMBW-4C3-60
UMBW-4C3-63
1
1
1
1
1
UMBW-4D3-35
UMBW-4D3-40
UMBW-4D3-50
UMBW-4D3-60
UMBW-4D3-63
Max Voltage
1
1
1
277/480 VAC 125 VDC
1
1
1
1
240 VAC / 125 VDC
1
1
1
1
Circuit Protection
UMBW
Miniature Circuit Breakers
Accessories
Auxiliary Contact 1NO/1NC
Shunt Trip 120,240,277AC…12,24,48,125DC
Bell Alarm 1NO/1NC
Bus Bar 1,2,3 Phase…1,2,3 Phase with Auxiliary
Auxiliary Contacts
Signaling contacts that open and close with the breaker. Provide remote status indicating ON and OFF only.
For Use
With
UMBW-1 UMBW-4
Catalog Number
UMBW-AUX
Bell Alarm
Provides provisions for visual and alarm indication when the breaker in the Tripped status, due to Short Circuit, Overload or Undervoltage. Breaker must be re-set to open contacts.
For Use
With
UMBW-1 UMBW-4
Catalog Number
UMBW-BAC
Operating
Voltage
12-240VAC 6A
277VAC 3A
12-24VDC 6A
48VDC 3A
110-220VDC 1.5A
Operating
Voltage
12-240VAC 6A
277VAC 3A
12-24VDC 6A
48VDC 3A
110-220VDC 1.5A
Operating
Amperage
Operating
Amperage
Contacts Mounting/Dims (mm)
1NO/1NC
Contacts Mounting/Dims (mm)
1NO/1NC
Field Mountable..Left
Side/ 9mm
Field Mountable..Left
Side/ 9mm
Mechanical
Operations
20,000
Mechanical
Operations
10,000
Torque Mass
1 Nm .74
Ft. lbs.
Torque Mass
1 Nm .74
Ft. lbs.
29g
29g
Shunt Trip
Provides ability to trip breaker from remote location when power is applied.
For Use
With
Catalog Number
UMBW-ST12DC
UMBW-ST24DC
UMBW-ST48DC
UMBW-1 UMBW-4
UMBW-ST125DC
UMBW-ST120AC
UMBW-ST240AC
UMBW-ST277AC
Data is subject to change without notice.
Voltage/Min
Trip Voltage
12 VDC/
8VDC
24 VDC/
16VDC
48 VDC/
24VDC
125 VDC/
80VDC
120 VAC/
80VAC
240 VAC/
160VAC
277 VAC/
160VAC
Amperage/ Power Con-
suption
6A/ 200W
6A/ 200W
2A/ 200W
1.5A/ 200W
6A/ 200W
6A/ 200W
3A/ 200W
Contacts Mounting/Dims (mm)
1NO/1NC
Field Mountable..Left
Side/18mm
Mechanical
Operations
20,000
Torque Mass
1Nm,
.74ft lbs
60g
Data is subject to change without notice.
Circuit Protection
UMBW
Minature Circuit Breakers
Bus Bar Accessories
For Use
With
1 Pole
UMBW-1
Catalog Number
UMBW-BB-1-1
AMP
Rating
End/
Center
80A/160A 57
Number of Poles
Max
Voltage
600 AC
/1000 DC
Length
End Cap Catalog Number
(mm)
1009 UMBW-BB-1-1P-END CAP
(Sold as Seprate Item)
UMBW-4
1 Pole with Auxiliary
UMBW-1
UMBW-4
2 POLE
UMBW-1
UMBW-4
2 Pole with Auxiliary
UMBW-1
UMBW-4
3 Pole
UMBW-1
UMBW-BB-4-1
UMBW-BB-1-1A
UMBW-BB-4-1A
UMBW-BB-1-2
UMBW-BB-4-2
UMBW-BB-1-2A
UMBW-BB-4-2A
UMBW-BB-1-3
80A/160A 57 1000 AC/DC 1031 UMBW-BB-4-END CAP
80A/160A 37
80A/160A 37 1000 AC/DC 972 UMBW-BB-4-END CAP
80A/160A 56 600 AC/DC 991 UMBW-BB-1-2/3P-E CAP
80A/160A 56 600 AC/DC 979 UMBW-BB-4-END CAP
80A/160A 46 600 AC/DC 1009 UMBW-BB-1-2/3P-E CAP
80A/160A 46 600 AC/DC 981 UMBW-BB-4-END CAP
80A/160A 57 600 AC/DC 1009
600 AC
/1000 DC
985 UMBW-BB-1-1P-END CAP
UMBW-BB-1-2/3P-E CAP
UMBW-4
3 Pole with Auxiliary
UMBW-1
UMBW-4
Note: Bus Bars May Be Center Fed to Increase A mpacity to D ouble Rated Value
UMBW-BB-4-3
UMBW-BB-1-3A
UMBW-BB-4-3A
80A/160A 57 600 AC/DC 997 UMBW-BB-4-END CAP
80A/160A 48 600 AC/DC 982 UMBW-BB-1-2/3P-E CAP
80A/160A 600 AC/DC 936 UMBW-BB-4-END CAP
Miniature Circuit Breakers
Bus Bar Accessories
For Use
With
UMBW-1 UMBW-BB-1-1P-END CAP N/A
UMBW-1 UMBW-BB-1-2/3-E-CAP N/A 2 or 3 N/A N/A N/A
Catalog Number
AMP
Rating
Number of Poles
1
Max
Voltage
N/A N/A N/A
Conductor
Range Min/Max
Tightening
Torque
Circuit Protection
UMBW
UMBW-1 UMBW-BB-1-1P-TERM 115A 1
UMBW-1 UMBW-BB-1-2/3P-TERM 115A 2 or 3
UMBW-1 UMBW-BB-1-BUS CAP-Y N/A 5 N/A N/A N/A
For Use
With
UMBW-4 UMBW-BB-4-END CAP N/A N/A N/A N/A
UMBW-4 UMBW-BB-4-1P-TERM 115A 1
UMBW-4 UMBW-BB-4-BUS CAP-Y N/A 3 N/A N/A N/A
Catalog Number
AMP
Rating
Number of Poles
1000
AC/DC
1000
AC/DC
Max
Voltage
1000
AC/DC
10AWG/1AWG 50 lb.in
10AWG/1AWG 50 lb.in
Conductor
Range Min/Max
14AWG/2AWG 50 lb.in
Tightening
Torque
UMBW-BB-1-1-TERM UMBW-BB-1-2/3P-TERM UMBW-BB-1-BUS CAP-Y
UMBW-BB-4-1P-TERM UMBW-BB-4-BUS CAP-Y
Data is subject to change without notice.
Data is subject to change without notice.
Circuit Protection
UMBW
Breaker Technical Data
Electrical Ratings
Approval Poles Voltage Ampacity Interrupting
UL1077
E468808
E468810
IEC 60947-2
Mechanical Ratings
Shock Test to IEC60068-2-27, Test Ea 30g (11ms)
Corrosion Test to IEC60068-2-11 Test Ka 96hrs in 5% salt mist
Humidity Test to IEC60068-2-78 Test Cab 48hrs at 95% RH, Temp +40 deg C
1 Pole 240VAC 1A - 63A 7.5kA
1 Pole 277VAC 1A - 63A 5kA
2,3 Pole 240VAC 1A - 63A 5kA
2, 3 Pole 277/480Y VAC 1A - 63A 5kA
1 Pole 60VDC - pending 1A - 63A 7.5kA
2 Pole 125VDC - pending 1A - 63A 7.5kA
1 Pole 120VAC 1A - 63A 10kA
2, 3 Pole 240VAC 1A - 63A 10kA
UL489
Tripping Curves B,C,D
Number of Poles 1,2,3
Mounting Position Vertical, Horizontal
Torque 2 Nm, 1.48 ft lbs Maximum
Cable Cross Section 35mm sq, 2 Awg Maximum
Ambient Temperature -35 deg C to +70 deg C
Mass
Protection Class IP20
Mechanical Operations 10,000
Vibration (sinusoidal) +/- .38mm (10-57HZ), 5g
Test to IEC 60060-2-6 (57-500HZ)
Test to Fc 10 frequency cycles per axis
Terminals Screw with Bus Bar Connections
1 Pole 277VAC 1A - 20A 10kA
2, 3 Pole 277/480Y VAC 1A - 20A 10kA
1 Pole 60VDC 1A - 63A 10kA
2 Pole 125VDC 1A - 63A 10kA
1 Pole 230VAC 1A - 63A 10kA
2, 3 Pole 400VAC 1A - 63A 10kA
UL1077 - 116 grams per pole
UL489 - 131 grams per pole
Circuit Protection
04
UMBW
Operating Ampacity Based on Ambient Temperature (Degree C)
Amps -35 -30 -25 -20 -15 -10 -5 0 +5 +10 +15 +20 +25 +30 +35 +40 +45 +50 +55 +60 +65 +70
1 1.3 1.3 1.2 1.2 1.2 1.2 1.2 1.1 1.1 1.1 1.1 1.1 1.0 1.0 1.0 0.9 0.9 0.9 0.9 0.8 0.8 0.8
2 2.5 2.5 2.5 2.4 2.4 2.3 2.3 2.3 2.2 2.2 2.1 2.1 2.0 2.0 1.9 1.9 1.8 1.8 1.7 1.7 1.6 1.5
4 5.1 5.0 4.9 4.8 4.8 4.7 4.6 4.5 4.4 4.3 4.2 4.2 4.1 4.0 3.9 3.8 3.6 3.6 3.4 3.3 3.2 3.1
6 7.7 7.6 7.5 7.3 7.2 7.1 7.0 6.8 6.7 6.6 6.4 6.3 6.1 6.0 5.8 5.7 5.5 5.4 5.2 5.0 4.8 4.6
10 13.9 13.6 13.4 13.1 12.8 12.5 12.2 11.9 11.6 11.3 11.0 10.7 10.3 10.0 9.6 9.2 8.9 8.5 8.0 7.6 7.1 6.6
16 20.8 20.4 20.1 19.8 19.4 19.1 18.7 18.3 18.0 17.6 17.2 16.8 16.4 16.0 15.6 15.1 14.7 14.2 13.7 13.2 12.7 12.8
20 25.7 25.3 24.9 24.5 24.1 23.6 23.2 22.8 22.3 21.9 21.4 21.0 20.5 20.0 19.5 19.0 18.4 17.9 17.3 16.7 16.1 15.5
25 32.2 31.7 31.2 30.7 30.2 29.7 29.1 28.6 28.0 27.4 26.8 26.2 25.6 25.0 24.3 23.7 23.0 22.3 21.6 20.8 20.0 19.2
32 41.0 40.5 39.8 39.2 38.5 37.8 37.2 36.5 35.8 35.0 34.3 33.5 32.8 32.0 31.2 30.3 29.5 28.7 27.7 26.8 25.8 24.8
40 51.6 50.9 50.0 40.2 48.4 47.5 46.6 45.7 44.8 43.9 43.0 42.0 41.0 40.0 38.9 37.9 36.8 35.6 34.4 33.2 32.0 30.6
50 64.9 64.0 62.9 61.9 60.8 59.7 58.5 57.4 56.2 55.1 53.8 52.6 51.3
63 83.5 82.1 60.6 79.2 77.7 76.2 74.7 73.1 71.5 69.9 68.2 66.5 64.8 63.0 60.1 58.2 56.2 54.2 52.0 49.8 47.5 43.1
50.0 47.8 46.2 44.8 43.3 41.8 40.2 38.6 35.8
10000
1000
100
10
Trip time in seconds
1
0,1
Ambient temperature +30 °C
No-trip current 1.05x In Trip current 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%)
B CURVE- Tripping Characteristics: Calibrated for resistive or non /low inductive loads. Applications: Lighting, Control Circuits
C CURVE- Tripping Characteristics: Calibrated for ge ne ra l purpose inductive loa ds. Applications: Fluorecent lighting, midrange inductive motors
D CURVE- Tripping Characteristics: Calibrated for inductive loads with high inrush currents Applications: Motors, Transformers
0,01
0,8 12468102
Magnetic tripping currents are increased by 30 % on DC supplies.
Data is subject to change without notice.
BCD
0
...times rated current
Data is subject to change without notice.
Circuit Protection
UMBW- 4 (UL4 89) UMBW- 1 (UL1 077)
UMBW
Dimensions (mm)
UMBW - 4 (UL489) UMBW - 1 (UL1077)
11
12 14
66 ± 0.5
60.4 ± 0.5
UMBW - AUX
81 ± 0.5
45 ± 0.5
5.5 ± 0.5
85.8 ± 0.5
4230-T... X4230-S
N / -
C1
L / +
11
C2
FA
1214
60.1 ± 0.5
66 ± 0.5
UMBW - BAC
9
91
94 92
60.4 ± 0.5
± 66 0.5
81 ± 0.5
45 ± 0.5
85.8 ± 0.5
9
5.5 ± 0.5
X4230-A4230-T...
UMBW - AUX
81 ± 0.5
45 ± 0.5
18 max.
5.5 ± 0.5
83 ± 0.5
X4230-M4230-T...
Circuit Protection
5,5
5,5
17,8
UMBW-BB-1-1
+
2
1009
UMBW
56x17,8 = 996,8
2
5
14,8
15
UMBW-BB-1-1A
+
2
985
27
36x27 = 972
2
4,6
14,8
15
UMBW-BB-1-2
+
2
991
21,2
) (23
36,5
13,5
6
17,8
55x17,8 = 979
1,5
UMBW-BB-1-2A
+
2
1009
21,2
13,5
6
17,8
44,5
Data is subject to change without notice.
22x44,5 = 979
) (23
36,5
1,5
Data is subject to change without notice.
Circuit Protection
UMBW
13,5
6
17,8
13,5
6
17,8
2x17,8 = 35,6
62,3
UMBW-BB-1-3
+
2
1009
56x17,8 = 996,8
UMBW-BB-1-3A
+
2
982
15x62,3 = 934,5
21,2
) (23
36,5
1,5
21,2
) (23
36,5
1,5
UMBW-BB-1-1P-TERM
16,1
28,5
11
37,6
21
UMBW-BB-1-2/3P-TERM
13,9
6
3
16,2
59
18,5
6,3
11
21
28,5
( 2 : 1 )
3
Circuit Protection
UMBW-BB-4-1
UMBW-BB-4-1A
UMBW
UMBW-BB-4-2
UMBW-BB-4-2A
Data is subject to change without notice.
Data is subject to change without notice.
Circuit Protection
UMBW
UMBW-BB-4-3
UMBW-BB-4-3A
UMBW-BB-4-1P-TERM
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