187 series 20-25 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. Features Coil Data 25C (continued) AC coils 6-240VAC 50/60 Hz., DC 6-110VDC. Temperature Rise: One or two pole models with single or double throw contacts. AC Coils: Nominal Voltage: 35C for open models. 187 relays with 2 form A or 2 form B contacts are rated 25 amps 45C for enclosed models. 187 relays with other contact arrangements are rated 20 amps. 25% Overvoltage: 55C for open models250 combination quick connect/solder terminals or PC terminals. 65C for enclosed models. Various mounting options include stud, core, bracket, flange, PC board. DC Coils: Open-style relay or with dust cover. Nominal Voltage: 35C for open models. 40C for enclosed models. 25% Overvoltage: 50C for open models. 55C for enclosed models. Contact Data 25C Arrangements: 1 Form X (SPST-NO-DM), 1 Form Y (SPST-NC-DB), 2 Form C (DPDT), 2 Form A (DPST-NO) and 2 Form B (DPST-NC). Coil Data Material: Silver-cadmium oxide, .25 (6.5mm) dia. or DC Must Fine silver, .187 (4.75mm) dia. Nominal Resistance Operate Expected Mechanical Life: 10 million operations. Voltage in Ohms Voltage Initial Contact Resistance: 50 milliohms. 10% 6 32 4.5 DC 12 120 9.0 Coils 24 470 18.0 Contact Ratings 48 1,800 36.0 Contact Code UL Ratings Expected 110 11,000 82.5 & Description Life 6 4.2 5.1 -200 20A 120/240VAC 100,000 AC 12 18 10.2 1/4 (6.25 mm) Dia. 10A 480/600VAC ops. Coils 24 72 20.4 Silver Cadmium 3/4 HP 120VAC, 120 1,700 102.0 Oxide 1 1/2 HP 240VAC 208 5,400 176.8 240 7,200 204.0 2 HP 208/277VAC* 17FLA, 65LRA 300VAC 20A 28VDC -500 5A 120/240VAC 100,000 Operate Data 25C 3/16 (4.75 mm) Dia. 2A 480/600VAC ops. Fine Silver 1/8 HP 120VAC, Must Operate Voltage: 1/4 HP 240VAC DC Coils: 75% of nominal. 2A (7.2A inrush) 24VAC AC Coils: 85% of nominal. 5A 28VDC Operate Time (Excluding Bounce): 20 milliseconds, max, at nominal voltage, no coil suppression. -600 25A 120/240VAC 100,000 Release Time (Excluding Bounce): 10 milliseconds, max, at nominal 1/4 (6.25 mm) Dia. 10A 480/600VAC ops. voltage, no coil suppression. Silver Cadmium 3/4 HP 120VAC, Oxide 1 1/2 HP 240VAC 2 HP 208/277VAC* 17FLA, 65LRA 300VAC Environmental Data Temperature Range (50/60 Hz operation, based on 105C limit): *2 HP rating at reduced electrical life, consult factory. Operating AC Coils: -45C to +60C for open models. -45C to +45C for enclosed models. DC Coils: -45C to +80C for open models. Initial Dielectric Strength -45C to +70C for enclosed models. Storage Between Open Contacts: >75 0V rms, 60 Hz. All: -65C to +100C. Between All Other Mutually Isolated Elements: >2,500V rms, 60 Hz. Shock: 15gs, 11 1 ms (non-operating, no mechanical damage). Vibration: .1 double amplitude or 10 gs, 10-55 Hz. (operating, no contact chatter). Coil Data 25C Voltage: 6-110VDC and 6-240VAC. Nominal Power: DC Coils: 1.2 Watts. Mechanical Data AC Coils: 3.0VA. Duty Cycle: Continuous at up to 25% overvoltage. Termination: .250 quick connect/solder and PC board. Initial Insulation Resistance: 1,000 megohms, min. 500VDC Enclosure: Open or polycarbonate dust cover. Insulation: Class B, 130C. Weight: 3 oz. (86g) approximately. Issued 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. > 187- 32 T 2 00 1. Basic Series and Type: 187 = Open or Enclosed 20-25 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: 2 = 2 Form C (DPDT) 6 = 2 Form A (DPST-NO) 7 = 2 Form B (DPST-NC) 0 = Special 8 = 1 Form X (SPST-NO-DM) 9 = 1 Form Y (SPST-NC-DB) 4. Coil: A = 6VDC C = 24VDC F = 110VDC N = 6VAC Q = 24VAC U = 240VAC S = Special B = 12VDC D = 48VDC P = 12VAC T = 120VAC M = 208VAC 5. Contacts: 2 = 1/4 (6.25mm) Diameter, Silver-Cadmium Oxide. 0 = Special 5 = 3/16 (4.75mm) Diameter, Pure Fine Silver. 6 = 1/4 (6.25mm) Diameter, Silver-Cadmium Oxide (Requires Contact Arrangement 6 2 form A or 7 2 form B in step 3 above). 6. Standard or Special: 00 = Standard F0 = Class F Coil A1-Z9 = Special Construction or Feature L0 = Lamp in parallel with coil M0 = Magnetic blowout NOTE: No sockets are available for this relay. Our authorized distributors are more likely to maintain the following items in stock for immediate delivery. 187-32B200 187-32D200 187-32Q200 187-32U200 187-32T200 187-32C200 187-32F200 Outline Dimensions Open 187-1 Dust Cover 187-2 Dust Cover with Mounting Flange 187-3 Dust Cover with Bracket and Stud on End 187-4 Issued 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