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 25C 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 25C 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 105C limit): Between All Other Mutually Isolated Elements: >2,500V rms, 60 Hz. Operating AC Coils: -45C to +70C for open models. -45C to +60C for enclosed models. DC Coils: -45C to +80C for open models. Coil Data 25C -45C to +70C for enclosed models. Storage Voltage: 6-110VDC and 6-240VAC. All: -65C to +100C. Nominal Power: DC Coils: 1.2 Watts. Shock: 15gs, 11 1 ms (non-operating, no mechanical damage). AC Coils: 3.0VA. Vibration: .1 double amplitude or 10 gs, 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, 130C. Temperature Rise: AC Coils: Nominal Voltage: 35C for open models. 45C for enclosed models. 25% Overvoltage: 55C for open models. 65C for enclosed models. Mechanical Data DC Coils: Termination: .250 quick connect/solder and PC board. Nominal Voltage: 35C for open models. Enclosure: Open or polycarbonate dust cover. 40C for enclosed models. Weight: 3 oz. (86g) approximately. 25% Overvoltage: 50C for open models. 55C 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: 52-55-1106-0803Outline 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