Catalog 1308242 Issued 3-03 (PDF Rev. 5-10) W58 series P&B Push To Reset Only Thermal Circuit Breaker Features Maximum Resistance vs. Current Rating @ +25°C • 0.5 amp to 30 amp ratings. Current Maximum Current Maximum • Cannot be manually tripped. Rating Resistance Rating Resistance • Button extends for visual trip indication. in Amps in Ohms in Amps in Ohms • Push button to reset breaker. 0.5 5.0 8 0.020 • Termination is screw or .250” QC. 1 1.35 9 0.020 • Bottom marked amperage rating optionally available. 2 0.32 10 0.014 3 0.18 12 0.010 4 0.10 15 0.010 5 0.026 20 0.005 Agency Approvals 6 0.026 25 0.006 7 0.020 30* 0.004 W58 Series is UL 1077 Recognized as Supplementary Protectors, File E69543 and meets Ignition Protection requirements in accordance *No UL/CSA with UL 1500. W58 Series is also CSA Accepted as Supplementary Protectors (Appliance Component Protectors), File LR15734. Users should thoroughly review the technical data before selecting a product part number. It is recommended that users also seek out the pertinent approvals files of the agencies/laboratories and review them to confirm the product meets the requirements for a given application. Mechanical/Environmental Data Electrical Data @ +25°C Shock:Withstands to 10g. Calibration: Breaker will continuously carry 100% of rated load. It may trip Endurance Cycling: Over 1,000 cycles at 200% of rated load. between 101% and 145% of rated load, but must trip at Vibration: Withstands to 10g at 10-55 Hz. 145% at 25°C. Weight: Less than 1 1/2 oz. (42.5g). Dielectric Strength: Over 1,500 volts RMS. Maximum Operating Voltages: 50VDC; 250VAC. Interrupt Capacity:2,000 amps at 50VDC (0.5 - 30 amp models). 1,000 amps at 250VAC (0.5 - 30 amp models). Note:30 amp model not UL or CSA. Resettable Overload Capacity: Ten times rated current. Time vs. Current Trip Curve @ +25°C Ambient Compensation Chart 1000 1.40(cid:13) (A) All 5-30 Amp Models (B) All 1-4 Amp Models 900 Overload Trip Times Overload Trip Times 1.30(cid:13) urrent As A PercentBreaker Rating 876540000000000 (A) 11124680(B04000000500000)%%%%%%% 000..T211.r6655i.p.60--000 --i-n41..396N ..105705o h SSSSSToeeeeeruicccccpr..... 1112468004000000500000%%%%%%% 300T1...r075i.1p4-5001 ---i-n74434N ....105034o h SSSSSToeeeeeruciccccpr..... Correction Factor 111000......210987000000(cid:13)(cid:13)(cid:13)(cid:13)(cid:13)(cid:13) d COf 300 0.60 –2(cid:13)0 –1(cid:13)0 0(cid:13) 1(cid:13)0 2(cid:13)0 3(cid:13)0 4(cid:13)0 5(cid:13)0 6(cid:13)0 a o 200 L Ambient Temperature In Degrees Centigrade (°C) 100 0 To use this chart: Read up from the ambient .1 1 10 100 1000 temperature to the curve, and across to find a correction Time In Seconds factor. Multiply the breaker rating by the correction factor to determine the compensated rating. Calculate the overloads in terms of the compensated rating to use the published trip curve. Revised 5-10 Dimensions are in inches over Dimensions are shown for reference USA: 1-800-522-6752 South America: 55-11-2103-6000 www.tycoelectronics.com (millimeters) unless otherwise purposes only. Specifications and Canada: 1-905-470-4425 Hong Kong: 852-2735-1628 1 specified. availability subject to change. Mexico: 01-800-733-8926 Japan: 81-44-844-8013 C. America: 52-55-1106-0803 UK: 44-8706-080208

Catalog 1308242 Issued 3-03 (PDF Rev. 5-10) Ordering Information > W 58 -X B 1 A 4 A -5 Typical Part No. 1.Designator: W = Circuit breaker 2.Series Number: 58 = Single Pole, Push-to-Reset 3.Circuit Function: X = Series Trip 4.Button and Rate Marking: A = White, plain, no rate marking, no trip band E = White with red rate marking no trip band B = White with red rate marking, red trip band F = White with black rate marking, no trip band C = White with black rate marking, red trip band K = Black, plain, no rate marking, no trip band Note: Rate marking on the bottom of the case is available on a special order basis. Consult factory for details. 5.Mounting Bushing: 1 = Metal, 7/16” x .500” (12.70mm) long 7 = Plastic, 3/8” x .465” (11.81mm) long, round 4 = Metal, 15/32” x .300” (7.62mm) long, black 6 = Metal, 3/8” x .465” (11.81mm) long, round 6.Terminals: A = Quick connect .250” (6.35mm) straight C = 6/32 screw 90° (screws installed) D = 6/32 screw 90° (screws bulk packed) 7.Mounting Hardware: 4 = Metal, knurled nut/hex nut 7 = Plastic, knurled nut 6 = Metal, knurled nut/hex nut/lock washer 22 = Plastic knurled nut, metal lock washer 12 = Metal, knurled nut/lock washer 15 = Metal, two hex nuts/lock washer 18 = Metal, hex nut/lock washer 99 = No mtg. hardware supplied (Use C, Step #8) Note: For other hardware combinations, order separately. See mounting hardware Ordering Information table. 8.Mounting Hardware Packaging: A = Assembled to bushing B = Bulk unassembled C = No mounting hardware 9.Specify Amp Rating: 0.5 3 6 9 15 30* 1 4 7 10 20 2 5 8 12 25 *Not UL or CSA Stock Items – Authorized distributors are more likely to stock the following items. W58-XB1A4A-1 W58-XB1A4A-6 W58-XB1A4A-15 W58-XC4C12A-2 W58-XC4C12A-15 W58-XB1A4A-2 W58-XB1A4A-7 W58-XB1A4A-20 W58-XC4C12A-3 W58-XC4C12A-20 W58-XB1A4A-3 W58-XB1A4A-8 W58-XB1A4A-25 W58-XC4C12A-5 W58-XC4C12A-25 W58-XB1A4A-4 W58-XB1A4A-10 W58-XB1A4A-30 W58-XC4C12A-7 W58-XC4C12A-30 W58-XB1A4A-5 W58-XB1A4A-12 W58-XC4C12A-1 W58-XC4C12A-10 Outline Dimensions Terminal Options .250 (6.35) x .032 (.81) .440 1.375 .05(10. 2M7A)X. QUICK CONNECT TERMINALS (11.18) (34.93) CLOSED POSITION .415 (10.54) CODES 1 & 4 .425 .425 (2.815.509)(10.80) .(37.1922.0.1035) (13.43.7953) 15 (13.43.7953) (10.80) .250 .850 (6.35) (21.59) .440 CODE 6 A (11.18) SEE TERMINAL DRAWINGS SEE MOUNTING FOR DETAIL BUSHING AND MOUNTING HARDWARE DRAWINGS FOR DETAIL .187 (4.75) .281 MAX. (7.14) .660 OPEN POSITION .312 TYP. (16.76) BUTTON (7.92) C & D .156 .85 (3.96) (21.6) #6-32 SCREW & LOCK WASHER ASSEMBLY Revised 5-10 Dimensions are in inches over Dimensions are shown for reference USA: 1-800-522-6752 South America: 55-11-2103-6000 2 www.tycoelectronics.com (millimeters) unless otherwise purposes only. Specifications and Canada: 1-905-470-4425 Hong Kong: 852-2735-1628 specified. availability subject to change. Mexico: 01-800-733-8926 Japan: 81-44-844-8013 C. America: 52-55-1106-0803 UK: 44-8706-080208

Catalog 1308242 Issued 3-03 (PDF Rev. 5-10) Mounting Hardware Mounting Hardware Dimensions Hex Nut Knurled Nut Lockwasher Metal Metal Plastic Metal ALTERNATE TEETH TWISTED Dimension Hex Nut Knurled Nut Knurled Nut Lockwasher IN OPPOSITE DIRECTIONS 3/8” .556 (14.12) .562 (14.27) .74 (18.8) .562 (14.27) STRAIGHT KNURL A. 7/16” .625 (15.88) .625 (15.88) – .540 (13.72) 24 PITCH 15/32” .556 (14.12) .625 (15.88) – .600 (15.24) 3/8” .085 (2.16) .078 (1.98) .126 (3.2) .018 (.457) A FLAT A A B. 7/16” .111 (2.82) .125 (3.18) – .022 (.559) 15/32” .078 (1.98) .125 (3.18) – .018 (.457) B B B Mounting Hardware Ordering Information Mounting Metal Plastic Metal Metal Bushing Knurled Knurled Hex Lock Code Nut Nut Nut Washer 1 55-010A – 55-011A 88-021B 4 • – 55-001B 88-002A 6 55-008A – 55-001D 88-006K 7 55-008A 1423696-2 55-001D 88-006K • 55-010B (silver) 55-010E (black) Mounting Bushing Optional Protective Boot Silicone rubber boot is bonded to integral alumimum nut. Type 1 Recommended Cutout 1-1423696-5 .63 DIA.(cid:13) Black boot for W58 with 3/8”-24 .4(4101 .-2 . 4- 5101 .D4I)A. (16.0) bushing. .622(cid:13) (15.8) 7/16-28 THREAD (SILVER) Type 4 Optional Bottom Marking of Rating .300 (7.62) This is available on a special order basis. Consult factory for details. .470 - .480 DIA. (11.9 - 12.2) 15/32-32 THREAD (BLACK) Type 6 .465 (11.81) Disclaimer: .370 - .380 DIA. While Tyco Electronics and its affiliates referenced herein have made every (9.4 - 9.7) reasonable effort to ensure the accuracy of the information contained in this document, Tyco Electronics cannot assure that this information is error free. For this reason, Tyco Electronics does not make any representation or 3/8-24 THREAD offer any guarantee that such information is accurate, correct, reliable or (SILVER) current. Tyco Electronics reserves the right to make any adjustments to the information at any time. Tyco Electronics expressly disclaims any Type 7 implied warranty regarding the information contained herein, including, but not limited to, the implied warranties of merchantability or fitness for a .465 (11.81) particular purpose. Tyco Electronics‘ only obligations are those stated in Tyco Electronics’ Standard Terms and Conditions of Sale. Tyco Electronics .370 - .380 DIA. will in no case be liable for any incidental, indirect or consequential (15.0 - 15.3) damages arising from or in connection with, including, but not limited to, the sale, resale, use or misuse of its products. Users should rely on their 3/8-24 THREAD own judgment to evaluate the suitability of a product for a certain purpose (BLACK) and test each product for its intended application. In case of any potential ambiguities or questions, please don’t hesitate to contact us for clarification. © 2010 by Tyco Electronics Corporation. All Rights Reserved. P&B, Potter & Brumfield, TE (logo) and Tyco Electronics are trademarks of the Tyco Electronics group of companies and its licensors. Revised 5-10 Dimensions are in inches over Dimensions are shown for reference USA: 1-800-522-6752 South America: 55-11-2103-6000 www.tycoelectronics.com (millimeters) unless otherwise purposes only. Specifications and Canada: 1-905-470-4425 Hong Kong: 852-2735-1628 3 specified. availability subject to change. Mexico: 01-800-733-8926 Japan: 81-44-844-8013 C. America: 52-55-1106-0803 UK: 44-8706-080208