Catalog 1308242 Issued 3-03 PRODUCTS UNLIMITED 38 series Potential Motor Starting Relay 1-pole, 35A, Normally Closed AC Coil File E83865 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 ensure the product meets the requirements for a given application. Features Coil Data @ 25°C • Single-pole, normally closed relay used extensively in HVAC applications. • Variety of mounting positions and brackets. • Convenient 0.250” (6.35 mm) quick connect terminals. • Custom-built to meet customer requirements. Voltage: 130, 170, 214, 256, 336, 395, 420 and 495 VAC, 60 Hz. Nominal Sealed Power: 5 VA). Insulation Class: UL Class B (130°C). Duty Cycle: Continuous. Contact Data @ 25°C Arrangements: Normally-Closed. Materials: Silver cadmium oxide. Maximum Rating: 35A inductive @ 277VAC, 0.5 power factor (Break only.) Expected Life: 750,000 ops, mechanical. 250,000 ops., breaking rated load. Initial Dielectric Strength Initial Breakdown Voltage: 1,554 VAC @ 60 Hz. between live parts and exposed non-current carrying metal parts. Mechanical Data Termination: 0.250” (6.35 mm) quick connects (single or dual, model dependent). Terminals #4 & #6 are dummies for customer convenience. Mounting Position: Each model is calibrated for its specified mounting position. Pick-up voltage may vary if relay is mounted in positions other than specified. Weight: 5.76 oz. (163.8 g) approximately Ordering Information Typical Part No. B 38 -A 144 C 3 000 1. Series: 38 = 1-pole, normally-closed, potential motor starting relay 2. Wiring and Terminal Type (number of QCs at given base locations): A = 2 @ loc. 1, 2 @ loc. 2, 4 @ loc. 3, 2 @ loc. 5 and 2 @ loc. 6. D = 2 @ loc. 1, 2 @ loc. 2, 4 @ loc. 3, 2 @ loc. 5 and 0 @ loc. 6. M = 2 @ loc. 1, 2 @ loc. 2, 2 @ loc. 3, 2 @ loc. 5 and 0 @ loc. 6. R = 1 @ loc. 1, 2 @ loc. 2, 0 @ loc. 3, 1 @ loc. 5 and 0 @ loc. 6. S = 1 @ loc. 1, 2 @ loc. 2, 0 @ loc. 3, 2 @ loc. 5 and 0 @ loc. 6. T = 2 @ loc. 1, 2 @ loc. 2, 0 @ loc. 3, 2 @ loc. 5 and 0 @ loc. 6. Y = 1 @ loc. 1, 2 @ loc. 2, 4 @ loc. 3, 2 @ loc. 5 and 0 @ loc. 6. 3. Coil Rating and Calibration: 000-999 = See table on following page for details. 4. Mounting Bracket Style: C, D, F or J = See drawings below for details. C 1.59 (40.39) J F D #8-32 UNC-2B THD. #8-32 UNC-2B THD. 1.00 (25.4) .500 (12.7) 1.563 (39.7) 5. Mounting Position: 1, 2, 3, 4, 5 & 6 = See drawings below for details. NOTE: Devices calibrated in specified mounting position only. 1 2 3 4 5 6 6. Customer ID Suffix: 000-999 = Factory assigned customer ID Standard part numbers listed below are more likely to be available from stock. Custom parts only. Dimensions are shown for 818 reference purposes only. Dimensions are in inches over (millimeters) unless otherwise specified. Specifications and availability subject to change. www.tycoelectronics.com Technical support: Refer to inside back cover. Catalog 1308242 Issued 3-03 PRODUCTS UNLIMITED Coil Rating & Calibration Table Select proper continuous coil voltage from top of appropriate column, select pick - up (PU) and drop-out (DO) voltages and insert relay calibration (RC) number in part number. COIL #1 130 V 60 Hz 117 V 50 Hz* RES.@ 1480+10% 24°C RC# PU DO 1 8 15 22 29 36 43 50 57 111-125 20-50 64 121-134 20-50 71 130-143 20-55 78 139-153 20-55 85 149-163 20-55 92 99 106 113 120 127 134 141 80-110 20-55 148 62-76 20-45 156 163 170 178 185 COIL #2 COIL #3 COIL #4 170 V 60 Hz 256 V 60 Hz 336 V 60 Hz 151 V 50 Hz* 228 V 50 Hz* 299 V 50 Hz* RES.@ 2040+10% RES.@ 5100+10% RES.@ 6800+10% 24°C 24°C 24°C RC# PU DO RC# PU DO RC# PU DO 2 159-172 20-77 3 240-269 45-95 4 243-271 55-125 9 10 259-288 45-95 11 261-290 55-125 16 17 278-306 45-115 18 280-309 55-125 23 24 296-325 45-115 25 299-327 55-125 30 31 315-343 45-115 32 317-345 55-125 37 38 323-352 45-115 39 326-354 55-125 44 45 333-363 45-115 46 335-364 55-125 51 52 285-305 MAX. 77 53 340-370 55-125 58 111-124 30-65 59 240-269 35-77 60 171-184 40-90 65 120-134 30-65 66 123-134 25-77 67 168-182 MAX. 90 72 130-144 30-65 73 74 180-195 40-90 79 140-153 30-65 80 136-150 45-90 81 219-253 40-115 86 149-163 30-65 87 150-163 45-90 88 152-166 55-115 93 159-172 30-65 94 159-172 45-90 95 162-175 55-115 100 168-182 30-65 101 168-182 45-95 102 171-184 55-115 107 178-192 30-75 108 178-192 45-95 109 180-193 55-115 114 139-153 MAX. 55 115 185-213 45-95 116 188-214 55-115 121 122 203-231 45-95 123 205-234 55-115 128 129 221-250 45-95 130 224-252 55-125 135 136 140-152 33-77 137 186-215 40-90 142 143 285-305 45-115 144 162-175 40-90 149 150 159-172 35-77 151 162-175 70-100 157 158 150-162 MAX. 77 159 243-271 40-90 164 165 136-150 MAX. 50 166 205-234 40-90 171 172 166-182 35-77 173 180-195 MAX.105 179 180 181 224-252 40-90 186 187 188 280-309 55-100 194 205-234 40-90 198 152-166 40-90 COIL #5 COIL #6 395 V 60 Hz 420 V 60 Hz 338 V 50 Hz* 378 V 50 Hz* 12700+10% RES.@ 9600+10% RES.@ 24°C 24°C RC# PU DO RC# PU DO 5 245-275 60-140 6 242-272 75-150 12 262-290 60-140 13 262-290 75-150 19 280-310 60-140 20 280-310 75-160 26 305-335 60-140 27 300-328 75-160 33 187-208 60-130 34 318-347 75-160 40 326-354 60-140 41 328-356 75-150 47 335-365 60-140 48 337-366 75-160 54 340-370 60-140 55 340-370 75-160 61 180-195 40-105 62 300-328 75-121 68 215-225 MAX.120 69 300-328 MAX.125 75 334-363 50-110 76 212-232 MAX.121 82 298-326 50-110 83 195-224 60-121 89 189-205 60-130 90 204-233 60-121 96 162-175 50-100 97 260-290 60-121 103 180-195 50-100 104 242-272 60-121 110 180-195 60-130 111 180-195 60-121 117 190-215 60-130 118 190-215 60-121 124 208-239 60-130 125 204-233 75-150 131 223-254 60-140 132 223-252 75-150 138 245-275 MAX.120 139 195-224 75-150 145 208-239 MAX.120 146 320-340 60-121 152 260-275 MAX.120 153 295-315 MAX.195 160 260-275 60-140 161 218-243 60-121 167 215-225 60-130 168 205-234 40-90 174 239-270 50-110 175 223-252 60-121 182 208-239 50-110 183 295-315 MAX.125 189 224-252 60-121 190 280-310 60-121 195 190-215 40-105 192 180-195 40-105 200 279-308 50-110 COIL #7 COIL #8 495 V 60 Hz 214 V 60 Hz 452 V 50 Hz* 193 V 50 Hz* RES.@ 15200+10% RES.@ 2840+10% 24°C 24°C RC# PU DO RC# PU DO 7 239-268 75-170 193 158-171 25-57 14 258-287 75-170 196 120-134 25-56 21 277-305 75-170 197 129-142 25-57 28 295-324 75-170 35 314-342 75-180 42 323-352 75-180 49 332-361 75-180 56 258-287 60-135 63 70 323-352 MAX.135 77 277-305 75-150 84 295-324 60-135 91 325-345 MAX.135 98 105 112 239-268 60-135 119 325-345 75-170 126 277-305 60-135 133 140 147 154 162 169 176 184 191 Outline Dimensions 1.59 (40.4) .156 (3.96) .250 (6.35) 1.82 (46.2) 2.065 (52.45) 1.82 (46.2) 2.03 (51.6) *For 50 Hz, add 300 to RC# - i.e. for 151 V 50 Hz, RC# 58 changes to 358. Dimensions are shown for reference purposes only. Dimensions are in inches over (millimeters) unless otherwise specified. Specifications and availability subject to change. www.tycoelectronics.com Technical support: Refer to inside back cover. 819