5
5
Manual
motor protectors
Low Voltage Products & Systems  5.15
ABB Inc. • 888-385-1221 • www.abb-control.com   AC 1000 - 11/03
Type MS450 – MS497
  MS450   MS497
Manual motor starters
FLA
adjustment
range
1   Single phase motor ratings are based upon wiring all three poles in series.
2   Maximum motor current 95A.
Discount schedule MA
 Weight  Availability   Catalog  List
 (lbs)   code  number  price
Horsepower ratings
                Single-phase
1  Three-phase 
  115V 230V   200V – 208V   230V                460V   575V
Availability code
A – Standard item, stock to two weeks lead time
B – Stock to four weeks lead time
C – 4 to 6 weeks lead time
UL File # E167205
MS450
  11 – 16  1   3   5  5  10                 15   2.12 A                  MS450-16 $ 450
 14 – 20  1.5                  3   5 7.5   15                 20   2.12 A                  MS450-20 450
 18 – 25  2   5  7.5   10  20                 25   2.12 A                  MS450-25 450
 22 – 32  3   5   10  10  25                 30   2.12  A                  MS450-32 450
 28 – 40  3                  7.5   15  15  30                 40    2.12  A MS450-40 510
 36 – 45  5                  7.5   15  15  30                 40    2.12  A MS450-45 510
 40 – 50  5   10   15  20  40                 50   2.12  A                  MS450-50 510
MS495
 28 – 40  3                  7.5   15  15  30                 40    4.63  A MS495-40 562.50
 36 – 50  5   10   15  20  40                 50   4.63  A                  MS495-50 562.50
 45 – 63  5   15   20  25  50                 60   4.63  A                  MS495-63 562.50
 57 – 75  7.5                 15   25  25  60                 75    4.63  A MS495-75 600
 70 – 90  10   20   30  30  75                100   4.63  A                  MS495-90 615
 80 – 100  10   25   40  40  75                100   4.63  A                  MS495-100 690
MS497
  11 – 16  1   3   5  5  10                 15   2.12 B                   MS497-16 450
 14 – 20  1.5                  3   5 7.5   15                 20   2.12 B                  MS497-20 450
 18 – 25  2   5  7.5   10  20                 25   2.12 B                  MS497-25 450
 22 – 32  3   5   10  10  25                 30   2.12  B                   MS497-32 450
 28 – 40  3                  7.5   15  15  30                 40    4.63  B  MS497-40 562.50
 36 – 50  5   10   15  20  40                 50   4.63  B                   MS497-50 562.50
 45 – 63  5   —   20  25                 50                 60    4.63  B                   MS497-63 562.50
 57 – 75  7.5                 —   25  25  60                 75   4.63 B                   MS497-75 600
 70 – 90  10   —   30  30                 75                100    4.63  B  MS497-90 615
 80 – 100  10   —   30  40                 75                100    4.63  B  MS497-100 690
MS451
  11 – 16  1   3   5  5  10                 15   2.12 B                   MS451-16 450
 14 – 20  1.5                  3   5 7.5   15                 20   2.12 B                  MS451-20 450
 18 – 25  2   5  7.5   10  20                 25   2.12 B                  MS451-25 450
 22 – 32  3   5   10  10  25                 30   2.12  B                   MS451-32 450
 28 – 40  3                  7.5   15  15  30                 40    2.12  B  MS451-40 510
 36 – 45  5                  7.5   15  15  30                 40    2.12  B  MS451-45 510
 40 – 50  5   10   15  20  40                 50   2.12  B                   MS451-50 510
MS496
 28 – 40  3                  7.5   15  15  30                 40    4.63  B  MS496-40 562.50
 36 – 50  5   10   15  20  40                 50   4.63  B                   MS496-50 562.50
 45 – 63  5   15   20  25  50                 60   4.63  B                   MS496-63 562.50
 57 – 75  7.5                 15   25  25  60                 75    4.63  B  MS496-75 600
 70 – 90  10   20   30  30  75                100   4.63  B                   MS496-90 615
 80 – 100
2   10   25   40  40  75                100   4.63 B  MS496-100 690
Overload tripping class 10Overload tripping class 20