My account
Login / Register
ABB motor protection switches MS116
Description
Special Features
- Overload and short-circuit release with phase failure sensitivity
- Remote disconnection via undervoltage release or operating current release (optional)
- Temperature compensated
- Optimal protection for motors up to 32A
- Main switch and isolating function
- Rated currents from 0.1 to 32A
- UL approval
Series Specifications
Designation
MS116
Main contacts
3 contacts
Electrical lifetime up to 16A
0.1 x 10^6 switching cycles
Electrical lifespan 20...32A
5x10 5 switching games
Ambient temperature open
-25°C ... +55°C
environmental temperature encapsulated
0°C ... +40°C
Shock resistance
25g/11ms
Installation position
Arbitrary
Connection cross-section
1.0 - 4.0 mm² (up to 16A) 2.5 - 6.0 mm² (greater than 16A)
Tightening torque of the connection screws (main contact)
0.8...1.2 Nm
Impulse withstand voltage Uimp
6000V
Overvoltage category/pollution degree
III/3
Rated operating voltage Ue
690VAC
rated operating current Ie
0.16 - 32A depending on the range
Rated short-circuit switching capacity 400V AC
50kA up to 10A; 25kA up to 12A; 16kA up to 16A; 10kA up to 32A
Frequency
50/60Hz
Motor switching capacity
AC-3 max. 690V
Additional Views and Drawings
Versions
| Artikel-Nr | Bild | Designation | Rated operating power at 400 VAC-3 (kW) | rated operating current (A) | Short-circuit interrupting capacity at 400 VAC (kA) |
|---|---|---|---|---|---|
| 4037.5020 1 |  | MS116-0.16 | 0.03 | 0.10...0.16 | 50 |
| 4037.5021 2 | | MS116-0.25 | 0.06 | 0.16...0.25 | 50 |
| 4037.5022 3 | | MS116-0.4 | 0.09 | 0.25...0.4 | 50 |
| 4037.5023 4 | | MS116-0.63 | 0.12 | 0.40...0.63 | 50 |
| 4037.5024 2 | | MS116-1.0 | 0.25 | 0.63...1.0 | 50 |
| 4037.5025 5 | | MS116-1.6 | 0.55 | 1.0...1.6 | 50 |
| 4037.5026 > 5 | | MS116-2.5 | 0.75 | 1.6...2.5 | 50 |
| 4037.5027 > 5 | | MS116-4.0 | 1.5 | 2.5...4.0 | 50 |
| 4037.5028 5 | | MS116-6.3 | 2.2 | 4.0...6.3 | 50 |
| 4037.5029 5 | | MS116-10 | 4.0 | 6.3...10 | 50 |
| 4037.5030 1 | | MS116-12 | 5.5 | 8.0...12 | 25 |
| 4037.5031 > 5 | | MS116-16 | 7.5 | 10...16 | 15 |
| 4037.5032 | | MS116-20 | 9.0 | 16...20 | 10 |
| 4037.5033 4 | | MS116-25 | 12.5 | 20...25 | 10 |
| 4037.5034 | | MS116-32 | 15.5 | 25...32 | 10 |