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TYPE MS450 - MS497 | MANUAL MOTOR PROTECTORS
TYPE MS45(X)
- Suitable for use with 3-phase motors up to 40 HP @ 480V
- 14 Setting ranges from 11 to 50 amps
TYPE MS49(X)
- Suitable for use with 3-phase motors up to 75 HP @ 480V
- 22 Setting ranges from 11 to100 amps
OVERLOAD TRIPPING CLASS 10
| FLA Adjustment Range |
Horsepower Ratings | Catalog Number | Catalog Number (UL 508E) |
|||||
| Single-Phase | Three-Phase | |||||||
| 115V | 230V | 200- 208V |
230V | 460V | 575V | |||
| Type MS450 | ||||||||
| 11 – 16 | 1 | 3 | 5 | 5 | 10 | 15 | MS450-16 | MS450-16E |
| 14 – 20 | 1.5 | 3 | 5 | 7.5 | 15 | 20 | MS450-20 | MS450-20E |
| 18 – 25 | 2 | 5 | 7.5 | 10 | 20 | 25 | MS450-25 | MS450-25E |
| 22 – 32 | 3 | 5 | 10 | 10 | 25 | 30 | MS450-32 | MS450-32E |
| 28 – 40 | 3 | 7.5 | 15 | 15 | 30 | 40 | MS450-40 | MS450-40E |
| 36 – 45 | 5 | 7.5 | 15 | 15 | 30 | 40 | MS450-45 | MS450-45E |
| 40 – 50 | 5 | 10 | 15 | 20 | 40 | 50 | MS450-50 | MS450-50E |
| MS495 | ||||||||
| 28 – 40 | 3 | 7.5 | 15 | 15 | 30 | 40 | MS495-40 | MS495-40E |
| 36 – 50 | 5 | 10 | 15 | 20 | 40 | 50 | MS495-50 | MS495-50E |
| 45 – 63 | 5 | 15 | 20 | 25 | 50 | 60 | MS495-63 | MS495-63E |
| 57 – 75 | 7.5 | 15 | 25 | 25 | 60 | 75 | MS495-75 | MS495-75E |
| 70 – 90 | 10 | 20 | 30 | 30 | 75 | 100 | MS495-90 | MS495-90E |
| 80 – 100 | 10 | 25 | 40 | 40 | 75 | 100 | MS495-100 | MS495-100E |
| MS497 | ||||||||
| 11 – 16 | 1 | 3 | 5 | 5 | 10 | 15 | MS497-16 | MS497-16E |
| 14 – 20 | 1.5 | 3 | 5 | 7.5 | 15 | 20 | MS497-20 | MS497-20E |
| 18 – 25 | 2 | 5 | 7.5 | 10 | 20 | 25 | MS497-25 | MS497-25E |
| 22 – 32 | 3 | 5 | 10 | 10 | 25 | 30 | MS497-32 | MS497-32E |
| 28 – 40 | 3 | 7.5 | 15 | 15 | 30 | 40 | MS497-40 | MS497-40E |
| 36 – 50 | 5 | 10 | 15 | 20 | 40 | 50 | MS497-50 | MS497-50E |
| 45 – 63 | 5 | - | 20 | 25 | 50 | 60 | MS497-63 | MS497-63E |
| 57 – 75 | 7.5 | - | 25 | 25 | 60 | 75 | MS497-75 | MS497-75E |
| 70 – 90 | 10 | - | 30 | 30 | 75 | 100 | MS497-90 | MS497-90E |
| 80 – 100 | 10 | - | 30 | 40 | 75 | 100 | MS497-100 | MS497-100E |
OVERLOAD TRIPPING CLASS 20
| FLA Adjustment Range |
Horsepower Ratings | Catalog Number | Catalog Number (UL 508E) |
|||||
| Single-Phase | Three-Phase | |||||||
| 115V | 230V | 200- 208V |
230V | 460V | 575V | |||
| Type MS451 | ||||||||
| 11 – 16 | 1 | 3 | 5 | 5 | 10 | 15 | MS451-16 | MS451-16E |
| 14 – 20 | 1.5 | 3 | 5 | 7.5 | 15 | 20 | MS451-20 | MS451-20E |
| 18 – 25 | 2 | 5 | 7.5 | 10 | 20 | 25 | MS451-25 | MS451-25E |
| 22 – 32 | 3 | 5 | 10 | 10 | 25 | 30 | MS451-32 | MS451-32E |
| 28 – 40 | 3 | 7.5 | 15 | 15 | 30 | 40 | MS451-40 | MS451-40E |
| 36 – 45 | 5 | 7.5 | 15 | 15 | 30 | 40 | MS451-45 | MS451-45E |
| 40 – 50 | 5 | 10 | 15 | 20 | 40 | 50 | MS451-50 | MS451-50E |
| MS496 | ||||||||
| 28 – 40 | 3 | 7.5 | 15 | 15 | 30 | 40 | MS496-40 | MS496-40E |
| 36 – 50 | 5 | 10 | 15 | 20 | 40 | 50 | MS496-50 | MS496-50E |
| 45 – 63 | 5 | 15 | 20 | 25 | 50 | 60 | MS496-63 | MS496-63E |
| 57 – 75 | 7.5 | 15 | 25 | 25 | 60 | 75 | MS496-75 | MS496-75E |
| 70 – 90 | 10 | 20 | 30 | 30 | 75 | 100 | MS496-90 | MS496-90E |
| 80 – 100 | 10 | 25 | 40 | 40 | 75 | 100 | MS496-100 | MS496-100E |
