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    Altech Corporation 1BU20M

    CIR BRK THRM-MAG 20A 277VAC LEVR
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    Altech Corporation 1BU20R

    Circuit Breakers factory currently not accepting orders
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    Agilent Technologies Inc N9951BU-209

    N9951Bu/Extended Range Transmission Analysis (Erta) |Keysight Technologies N9951BU-209
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    SMC Corporation of America TIUB11BU-20

    Tubing, Poly, 3/8" OD, L 66ft., Blue, TIUB-Inch | SMC Corporation TIUB11BU-20
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    RS TIUB11BU-20 ft. Coil 15 5 Weeks 1
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    SMC Corporation of America TIUB01BU-20

    Tubing, Poly, 1/8" OD, L 66ft., Blue, TIUB-Inch | SMC Corporation TIUB01BU-20
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    RS TIUB01BU-20 ft. Coil 7 3 Weeks 1
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    1BU20 Datasheets (2)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    1BU20 Altech Circuit Breaker, Single Pole, 277VAC, 20A Original PDF
    1BU20 Altech Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Circuit Protection Devices Scan PDF

    1BU20 Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    din 7167

    Abstract: 2CU8 ABL SURSUM 3BU20 2CU16 1BU10 rc 4580 3BU10 3BU15 3BU16
    Text: Altech Corp. Circuit Protection Devices Minutes V-EA Circuit Breakers, DIN Rail Mount 60 40 Time Versus Current Trip Curve 10 4 1 10 91.5 mm 3.60 in. Seconds Time t 4 1 0.4 10-1 4x10-2 Z B 6 91.5 mm (3.60 in.) CG D E 17.5 mm (0.69 in.) 10-2 4x10-3 10-3 91.5 mm


    Original     		PDF 4x10-2 4x10-3 UL508 3CU03 3CU05 3CU07 3CU10 3CU13 3CU15 3CU16 din 7167 2CU8 ABL SURSUM 3BU20 2CU16 1BU10 rc 4580 3BU10 3BU15 3BU16

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 3 pole D-Trip Three Pole 91.5 mm 3.60 in. 35 mm (1.38 in.) 70 mm (2.76 in.) 52.5 mm (2.07 in.) 1.13-1.45xIN UL 60 40 Minutes UL UL UL Thermal Overload “Must Trip” < 1 hr = 145% RC “Must Not Trip” > 1 hr = 113% RC


    Original     		PDF UL508 45xIN 4x10-2 4x10-3 480Y/277VAC 42VDC; 80VDCrrent 1BR20 1BU20.

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 1 pole C-Trip Weight: 0.3A - 32A 1.68kg 3.7 lb. 40A - 63A 1.92kg (4.23 lb.) One Pole 35 mm (1.38 in.) 70 mm (2.76 in.) 91.5 mm (3.60 in.) 17.5 mm (0.69 in.) 60 40 Minutes UL UL 10 Thermal Overload “Must Trip” < 1 hr = 145% RC


    Original     		PDF UL508 4x10-2 4x10-3 45xIN 1BR20 1BU20. E137938

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 1 pole G-Trip One Pole 91.5 mm 3.60 in. 35 mm (1.38 in.) 70 mm (2.76 in.) 17.5 mm (0.69 in.) Minutes UL UL UL UL 10 Thermal Overload “Must Trip” = 125% Rated Current “Must Not Trip” < 1 hr = 135% RC “Must Not Trip” > 1 hr = 105% RC


    Original     		PDF UL508 4x10-2 4x10-3 35xIN 1BR20 1BU20. E137938 1GU03

    din 7167

    Abstract: 3CU20 AN 6683 sursum
    Text: Altech Corp. Circuit Protection Devices V-EA Circuit Breakers, DIN Rail Mount 6 UL¨ listed to UL508 and CSA certified to C22.2 No. 14 V-EA manual motor controllers are horsepower rated for AC across-the-line motor starting, suitable for motor disconnect means and


    Original     		PDF UL508 2CU20 3CU20 1CU25 2CU25 3CU25 1CU30 2CU30 3CU30 1CU32 din 7167 3CU20 AN 6683 sursum

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 3 pole G-Trip 91.5 mm 3.60 in. 35 mm (1.38 in.) 70 mm (2.76 in.) 52.5 mm (2.07 in.) 1.05-1.35xIN 60 40 UL Minutes UL UL UL UL Thermal Overload “Must Trip” = 125% Rated Current “Must Not Trip” < 1 hr = 135% RC


    Original     		PDF UL508 35xIN 4x10-2 4x10-3 1BR20 1BU20. 3GU03 3GU05 3GU08

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 1 pole Z-Trip Standard Pack: 12 Weight: 0.3A - 32A 1.68kg 3.7 lb. 40A - 63A 1.92kg (4.23 lb.) One Pole 91.5 mm (3.60 in.) 70 mm (2.76 in.) 17.5 mm (0.69 in.) 1.05-1.35xIN UL 60 40 Minutes UL UL UL UL UL UL UL


    Original     		PDF UL508 35xIN 4x10-2 4x10-3 1BR20 1BU20. E137938 1ZU03

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 2 pole G-Trip Two Pole 91.5 mm 3.60 in. 35 mm (1.38 in.) 70 mm (2.76 in.) 35 mm (1.38 in.) Minutes UL UL UL UL 10 Thermal Overload “Must Trip” = 125% Rated Current “Must Not Trip” < 1 hr = 135% RC “Must Not Trip” > 1 hr = 105% RC


    Original     		PDF UL508 4x10-2 4x10-3 35xIN 1BR20 1BU20. E137938 2GU03

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 2 pole Z-Trip Standard Pack: 6 Weight: 0.3A - 63A 1.68kg 3.7 lb. Two Pole 91.5 mm (3.60 in.) 35 mm (1.38 in.) 60 40 Minutes UL UL UL UL UL UL UL UL UL UL 10 1 40 20 10 4 1 0.4 10-1 UL 4x10-2 UL UL Thermal Overload


    Original     		PDF UL508 4x10-2 4x10-3 35xIN 480Y/277VAC 42VDC; 1BR20 1BU20. E137938

    rc 3866

    Abstract: abl sursum mcb type b 160A mccb curve 2CU8 2DNU6 3C63 zytel fr 72 3E63 ABL SURSUM 24V 0.5A ROYAL FUSE
    Text: MINIATURE CIRCUIT BREAKERS MCBs UL Recognized Supplementar y Pr otectors vs. UL Listed Manual Motor Contr ollers D4A D 16A I 277V AC 277V AC 10000 1D4.0 1DU16 I 10kA LISTED 4C87 UL Recognized UL Listed UL Recognized one pole supplementary protector UL Listed one pole manual motor controller


    Original     		PDF 1DU16 3P18U3H/6 3P18U3H/9 3P18U3H/12 3P18U3H/18 3P25U3H/6 3P25U3H/9 3P25U3H/12 3P25U3H/18 3P18U3H/24 rc 3866 abl sursum mcb type b 160A mccb curve 2CU8 2DNU6 3C63 zytel fr 72 3E63 ABL SURSUM 24V 0.5A ROYAL FUSE

    CHQ 1838

    Abstract: CK 77- 94V-0 cam pinout tda 12011 nec mys 501 MYS 99 726 TDA 7786 crouzet 88 810.1 MYS 99 832 Dry Reed Relay DG Rohs alps 3889
    Text: Electromechanical Switches Basic / Snap Switches Cherry.1583, 1584, 1585, 1586, 1587 Mountain


    Original     		PDF M0284-SS M0285-SS M0286-SS M0287-SS M0288-SS M0289-SS M0290-SS M0291-SS CHQ 1838 CK 77- 94V-0 cam pinout tda 12011 nec mys 501 MYS 99 726 TDA 7786 crouzet 88 810.1 MYS 99 832 Dry Reed Relay DG Rohs alps 3889

    UL1077

    Abstract: No abstract text available
    Text: Altech UL1077 11/14/13 10:50 AM Page 10 Typical UL1077 Application Control Circuit of a UL508A Panel Disclaimer: This is an example application. Installation should be done by a qualified electrician under the guidance of UL/NEC specifications.


    Original     		PDF UL1077 UL1077 UL508A E301611 480Y/277V 50/60Hz With14 TR-11

    B-Trip

    Abstract: R-Series EN60898
    Text: R-Series - UL1077 Supplementary Protector - 1 pole B-Trip B, C and D Trip, Less than 10A One Pole Standard Pack: 12 Weight: 0.5A - 63A: 1.6kg 3.54 lb. 120 60 40 Minutes 20 10 8 6 4 2 1 40 20 Tripping time t E301611 Type/ Cat. No. 1BU05R 1BU1R 1BU2R 1BU3R


    Original     		PDF UL1077 E301611 1BU05R 1BU10R 1BU12R 1BU13R 1BU15R 1BU16R 1BU20R 1BU25R B-Trip R-Series EN60898

    mccb tripping curve

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 3 pole C-Trip Three Pole 91.5 mm 3.60 in. 35 mm (1.38 in.) 70 mm (2.76 in.) 35 mm (1.38 in.) 60 40 Minutes UL UL Thermal Overload “Must Trip” < 1 hr = 145% RC “Must Not Trip” > 1 hr = 113% RC 4 1 UL UL


    Original     		PDF UL508 4x10-2 4x10-3 45xIN 1BR20 1BU20. E137938 3CU03 mccb tripping curve

    shunt trip mccb

    Abstract: 24V 0.5A ROYAL FUSE mccb tripping curve UL508A 28.1 3hp DC motor 220v HP 450 motor 2CU8 ul508a 160A mccb curve iec 947-4-1 400v
    Text: Power Circuit of a UL508A Panel Typical UL508 Application Altech UL508 Disclaimer: This an application example. Installation should be done by a qualified electrician under the guidance of UL/NEC specifications. Altech's V-EA UL508 Manual Motor Controllers


    Original     		PDF UL508A UL508 UL508 E137938 LR104391 480Y/277V 50/60Hz shunt trip mccb 24V 0.5A ROYAL FUSE mccb tripping curve UL508A 28.1 3hp DC motor 220v HP 450 motor 2CU8 160A mccb curve iec 947-4-1 400v

    24V 0.5A ROYAL FUSE

    Abstract: E301611 mcb tripping curves 230v dc to 440v ac controller MINIATURE CIRCUIT BREAKER clips DC 12V 20A SINGLE POLE MCB Altech 700 120v AC to 12V dc transformer THERMAL Fuse beneath transformers IEC 60947-2
    Text: Altech UL1077 Typical UL1077 Application Control Circuit of a UL508A Panel Disclaimer: This is an example application. Installation should be done by a qualified electrician under the guidance of UL/NEC specifications. 10 Altech Corp.® • 35 Royal Road • Flemington, NJ 08822-6000 • Phone 908 806-9400 • FAX (908)806-9490 • www.altechcorp.com


    Original     		PDF UL1077 UL1077 UL508A E301611 480Y/277V 50/60Hz TR-11 24V 0.5A ROYAL FUSE E301611 mcb tripping curves 230v dc to 440v ac controller MINIATURE CIRCUIT BREAKER clips DC 12V 20A SINGLE POLE MCB Altech 700 120v AC to 12V dc transformer THERMAL Fuse beneath transformers IEC 60947-2

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 2 pole D-Trip Two Pole 91.5 mm 3.60 in. 35 mm (1.38 in.) 70 mm (2.76 in.) 35 mm (1.38 in.) Minutes UL UL Thermal Overload “Must Trip” < 1 hr = 145% RC “Must Not Trip” > 1 hr = 113% RC 4 UL 1 UL UL UL


    Original     		PDF UL508 4x10-2 4x10-3 45xIN 480Y/277VAC 42VDC; 80VDC 0-60A: 24VDC; 60VDC

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 1 pole D-Trip Weight: 0.3A - 32A 1.68kg 3.7 lb. 40A - 63A 1.92kg (4.23 lb.) One Pole 91.5 mm (3.60 in.) 35 mm (1.38 in.) 70 mm (2.76 in.) 17.5 mm (0.69 in.) 60 40 Minutes UL UL Thermal Overload “Must Trip” < 1 hr = 145% RC


    Original     		PDF UL508 4x10-2 4x10-3 45xIN 277VAC 1BR20 1BU20. E137938

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 3 pole E-Trip 91.5 mm 3.60 in. 35 mm (1.38 in.) 70 mm (2.76 in.) 52.5 mm (2.07 in.) Minutes UL UL 10 Thermal Overload “Must Trip” < 1 hr = 135% RC “Must Not Trip” > 1 hr = 105% RC 4 UL 1 UL 10 Tripping time t


    Original     		PDF UL508 4x10-2 4x10-3 35xIN 480Y/277VAC 42VDC; 80VDC 0-60A: 1BR20 1BU20.

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 3 pole Z-Trip Three Pole 91.5 mm 3.60 in. 35 mm (1.38 in.) 70 mm (2.76 in.) 52.5 mm (2.07 in.) 60 40 Minutes UL UL UL UL UL Tripping time t UL UL UL UL Thermal Overload “Must Trip” < 1 hr = 135% RC “Must Not Trip” > 1 hr = 105% RC


    Original     		PDF UL508 4x10-2 4x10-3 35xIN 1BR20 1BU20. E137938 3ZU03

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 2 pole B-Trip Standard Pack: 6 Weight: 0.3A - 63A 1.68kg 3.7 lb. Two Pole 91.5 mm (3.60 in.) 35 mm (1.38 in.) 70 mm (2.76 in.) 35 mm (1.38 in.) 1.13-1.45xIN 60 40 Approvals Minutes UL UL UL 10 Thermal Overload


    Original     		PDF UL508 45xIN E137938 4x10-2 2BU10 2BU13 2BU15 2BU16 2BU20

    3bu8r

    Abstract: B 1038 3CU20 2149
    Text: 1274-2012.qxp:QuarkCatalogTempNew 8/31/12 9:20 AM Page 1274 TEST & MEASUREMENT 14 Supplementary Protectors UL1077 R-Series Supplementary Protectors RoHS B-Characteristic One Pole Rated Current Amps Stock No. Mfr.’s Type 0.5 1.0 2.0 3.0 4.0 5.0 6.0 8.0


    Original     		PDF UL1077 1BU05R 1BU10R 1BU12R 1BU13R 1BU15R 1BU16R 1BU20R 1BU25R 1BU30R 3bu8r B 1038 3CU20 2149

    mcb tripping curves

    Abstract: 60947-2 MAX EARTH LOOP IMPEDANCE US 603U shunt trip mccb VDE0660 2CU8 230v ac to 12v dc without transformer circuit IEC 60947-2 IEC 947 EN60947 48V dc supply FROM 415VAC
    Text: Altech UL1077 Altech UL508 Altech UL489 2 Altech Corp. Expands Itʼs Circuit Breaker line! Altech Corporation, the US market leader in UL508 listed Manual Motor Controllers/Miniature Circuit Breakers, has expanded its circuit protection product line. Altechʼs established line of UL508 listed devices is now being complimented by UL1077


    Original     		PDF UL1077 UL508 UL489 UL508 UL489 UL1077 3A/480Y/277V mcb tripping curves 60947-2 MAX EARTH LOOP IMPEDANCE US 603U shunt trip mccb VDE0660 2CU8 230v ac to 12v dc without transformer circuit IEC 60947-2 IEC 947 EN60947 48V dc supply FROM 415VAC

    Untitled

    Abstract: No abstract text available
    Text: V-EA-Series - UL508 Manual Motor Controller - 1 pole B-Trip V-EA-B Trip 1.0A Through 10A Rated Current Standard Pack: 12 Weight: 0.3A - 32A 1.68kg 3.7 lb. 40A - 63A 1.92kg (4.23 lb.) One Pole 35 mm (1.38 in.) 70 mm (2.76 in.) 91.5 mm (3.60 in.) 17.5 mm (0.69 in.)


    Original     		PDF UL508 45xIN E137938 1BU10 1BU13 1BU15 1BU16 1BU20 1BU25 1BU30