Model 6 Motor Control Centers 80459-641-01E
Section 12—Insulation Resistance 10/2012
© 1999–2012 Schneider Electric All Rights Reserved106
ENGLISH
Melting Alloy Overload Selection Tables for Combination Starter Units (cont.)
Size 5 without CT Type Overloads
Size 5 with CT Type Overloads and Circuit Breakers
Motor
Full-Load
Current (A)
Thermal Unit
Number
Motor
Full-Load
Current (A)
Thermal Unit
Number
Motor
Full-Load
Current (A)
Thermal Unit
Number
Motor
Full-Load
Current (A)
Thermal Unit
Number
88.2–95.1 DD 112 171–180 DD 220 40.8–45.5 B 1.03 115–128 B 3.00
95.2–101 DD 121 181–197 DD 240 45.6–49.9 B 1.16 129–140 B 3.30
102–111 DD 128 198–204 DD 250 51.0–57.5 B 1.30 141–160 B 3.70
112–119 DD 140 205–213 DD 265 57.6–65.9 B 1.45 161–193 B 4.15
120–131 DD 150 214–237 DD 280 66.0–73.1 B 1.67 194–209 B 4.85
132–149 DD 160 238–243 DD 300 73.2–81.5 B 1.88 210–232 B 5.50
150–170 DD 185 244–266 DD 320 81.6–92.3 B 2.10 233–248 B 6.25
92.4–104 B 2.40 249–266 B 6.90
105–114 B 2.65
Size 5 with CT Type Overloads and Fusible Switch Disconnects
Motor
Full-Load
Current (A)
Thermal Unit
Number
Max. Fuse
Rating (A)
Motor
Full-Load
Current (A)
Thermal Unit
Number
Max. Fuse
Rating (A)
40.8–45.5 B 1.03 90 115–128 B 3.00 250
45.6–49.9 B 1.16 100 129–140 B 3.30 250
51.0–57.5 B 1.30 110 141–160 B 3.70 300
57.6-65.9 B 1.45 125 161–193 B 4.15 350
66.0–73.1 B 1.67 125 194–209 B 4.85 400
73.2–81.5 B 1.88 150 210–232 B 5.50 400
84.6–92.3 B 2.10 175 233–248 B 6.25 400
92.4–104 B 2.40 200 249–266 B 6.90 400
105–114 B 2.65 225
Size 6
Motor
Full-Load
Current (A)
Thermal Unit
Number
Motor
Full-Load
Current (A)
Thermal Unit
Number
133–148 B 1.30 272–308 B 2.65
149–174 B 1.45 309–348 B 3.00
175–195 B 1.67 349–397 B 3.30
196–219 B 1.88 398–429 B 3.70
220–239 B 2.10 430–495 B 4.15
240–271 B 2.40 496–520 B 4.85