188 series 30 Amp Power Relays File E38802 File LR54109 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. Coil Data Features DC Must • AC coils 6-240VAC 50/60 Hz., DC 6-110VDC. Nominal Resistance Operate • Single pole, double throw, double break/double make contacts. Voltage in Ohms Voltage • .250" combination quick connect/solder terminals or PC terminals. ± 10% • Various mounting options include stud, core, bracket, flange, PC board. 6 32 4.5 • Open-style relay or with dust cover. DC 12 120 9.0 Coils 24 470 18.0 48 1,800 36.0 110 11,000 82.5 6 4.2 5.1 Contact Data @ 25°C 12 18 10.2 AC 24 72 20.4 Arrangements: 1 Form X (SPST-NO-DM), 1 Form Y (SPST-NC-DB and Coils 120 1,700 102.0 1 Form Z (SPDT-NC/NO-DB/DM). 208 5,400 176.8 Material: Silver-cadmium oxide, .25” (6.5mm) dia. 240 7,200 204.0 Expected Mechanical Life: 10 million operations. Initial Contact Resistance: 50 milliohms. Operate Data @ 25°C Contact Ratings Must Operate Voltage: Contact UL Ratings Expected DC Coils: 75% of nominal. Arrangement Life AC Coils: 85% of nominal. 1 Form X, 30A 120/240/277VAC 100,000 Operate Time (Excluding Bounce): 20 milliseconds, max, at nominal 1 Form Y & 15A 480/600VAC ops. voltage, no coil suppression. 1 Form Z 1 HP @ 120VAC, Release Time (Excluding Bounce): 10 milliseconds, max, at nominal 1 1/2 HP @ 240VAC voltage, no coil suppression. 2 HP @ 208/277VAC* 30A @ 28VDC *2 HP rating at reduced electrical life, consult factory. Initial Dielectric Strength Environmental Data Between Open Contacts: >1,200V rms, 60 Hz. Temperature Range (50/60 Hz operation, based on 105°C limit): Between All Other Mutually Isolated Elements: >2,500V rms, 60 Hz. Operating AC Coils: -45°C to +70°C for open models. -45°C to +60°C for enclosed models. DC Coils: -45°C to +80°C for open models. Coil Data @ 25°C -45°C to +70°C for enclosed models. Storage Voltage: 6-110VDC and 6-240VAC. All: -65°C to +100°C. Nominal Power: DC Coils: 1.2 Watts. Shock: 15g’s, 11 ± 1 ms (non-operating, no mechanical damage). AC Coils: 3.0VA. Vibration: .1" double amplitude or 10 g’s, 10-55 Hz. (operating, no Duty Cycle: Continuous at up to 25% overvoltage. contact chatter). Initial Insulation Resistance: 1,000 megohms, min. @ 500VDC Insulation: Class B, 130°C. Temperature Rise: AC Coils: Nominal Voltage: 35°C for open models. 45°C for enclosed models. 25% Overvoltage: 55°C for open models. 65°C for enclosed models. Mechanical Data DC Coils: Termination: .250" quick connect/solder; and PC board. Nominal Voltage: 35°C for open models. Enclosure: Open or polycarbonate dust cover. 40°C for enclosed models. Weight: 3 oz. (86g) approximately. 25% Overvoltage: 50°C for open models. 55°C for enclosed models. Revised 5-10 Dimensions are in inches over Dimensions are shown for reference South America: 55-11-2103-6000 USA: 1-800-522-6752 www.tycoelectronics.com (millimeters) unless otherwise purposes only. Specifications and Hong Kong: 852-2735-1628 Canada: 1-905-470-4425 specified. availability subject to change. Japan: 81-44-844-8013 Mexico: 01-800-733-8926 UK: 44-8706-080208 1 C. America: 52-55-1106-0803 Outline Dimensions Typical Part No. > 188- 34 T 2 00 1. Basic Series and Type: 188 = Open or Enclosed 30 Amp Power Relay. 2. Enclosure and Terminals: 1 = Open, Solder/Quick Connect Terminals. 2 = Plain Enclosure with 6-32 Tapped Core, Solder/Quick Connect Terminals 3 = Flanged Enclosure, Solder/Quick Connect Terminals 4 = Plain Enclosure with Mounting Bracket and Stud on Closed End, Solder/Quick Connect Terminals 5 = Plain Enclosure with Bottom Mounted 6-32 Stud, Solder/Quick Connect Terminals 6 = Plain Enclosure with Bottom Mounted Bracket, Solder/Quick Connect Terminals 7 = Open, Printed Circuit Board Terminals 8 = Plain Enclosure, Printed Circuit Board Terminals 0 = Special 3. Contact Arrangement: 4 = 1 Form X (SPST-NO-DM) 5 = 1 Form Y (SPST-NC-DB) 6 = 1 Form Z (SPDT-NC-NO, DB-DM) 0 = Special 4. Coil: A = 6VDC M = 208VAC S = Special B = 12VDC N = 6VAC C = 24VDC P = 12VAC D = 48VDC Q = 24VAC F = 110VDC T = 120VAC U = 240VAC 5. Contacts: 2 = 1/4” (6.25mm) Diameter, Silver-Cadmium Oxide. 0 = Special 6. Standard or Special: 00 = Standard F0 = Class “F” Coil A1-Z9 = Special Construction or Feature NOTE: No sockets are available for this relay. Our authorized distributors are more likely to maintain the following items in stock for immediate delivery. 188-34B200 188-34T200 188-34C200 188-36Q200 188-36B200 188-36T200 188-34C200 188-34Q200 Outline Dimensions Open 188-1 Dust Cover 188-2 Dust Cover with Mounting Flange 188-3 Dust Cover with Bracket and Stud on End 188-4 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 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 2 Outline Dimensions (Continued) Bottom Stud 188-5 Bracket Mount 188-6 Terminal Dimensions .250” (6.35mm) Quick Connect Printed Circuit .250±.002 (6.35±.05) .250±.002 .155 (6.35±.05) (3.97) . .047 (1.19) .032±.002 .032±.002 .345 REF . .315 (8.0) .500 REF (.81±.05) (.81±.05) (8.76) (12.7) .315 (8.0) .125 DIA (3.18) .125 DIA (3.18) Wiring Diagrams PC Board Layout (Bottom View) 1 Form X 1 Form Y 1 Form Z Suggested PCB layout for 188 series relays with PCB terminals (SPST-NO-DM) (SPST-NC-DB) (SPDT-NC/NO-DB/DM) .870 ± .005 (22.1 ± .13) .288 ± .003 (7.11 ± .08) .856 ± .003 (21.74 ± .08) .062 + .004 DIA. (1.57 + .1) AS REQUIRED Reference Only Disclaimer While Tyco Electronics has made every reasonable effort to ensure the accuracy of the information in this document , Tyco Electronics does not guarantee that it is error-free, nor does Tyco Electronics make any other representation, warranty or guarantee that the information is accurate, correct, reliable or current. Tyco Electronics reserves the right to make any adjustments to the information contained herein at any time without notice. Tyco Electronics expressly disclaims all implied warranties regarding the information contained herein, including, but not limited to, any implied warranties of merchantability or fitness for a particular purpose. The dimensions in this catalog are for reference purposes only and are subject to change without notice. Specifications are subject to change without notice. Consult Tyco Electronics for the latest dimensions and design specifications. 188 Series Data Sheet ©2010 by Tyco Electronics Corporation. All Rights Reserved. The Tyco Electronics logo and Tyco Electronics are trademarks. 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 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 3