ABB MS116 Catalog Page
MS Series
Manual motor
protectors
Type MS116
For applications up to 32A
Suitable applications:
• Single motor, suitable as motor
disconnect
• Group motor installation
4
Frame Sz. 1 Frame Sz. 2
MS116-0.16…MS116-16 MS116-20…MS116-32
MS116 Electrical ratings 1
Thermal setting
range (A)
Trip
class
Rated
operational current
I
(A)
e
0.10...0.16 10A 0.16 1.56
0.16...0.25 10A 0.25 2.44 MS116-0.25
Rated instanta-
neous short-circuit
ent setting
curr
I
(A)
i
Single phase
120V 240V 240V 480V 600V
Horsepower not applicable; use upper limit of the device thermal setting range for rated
0.25...0.40 10A 0.40 3.90 MS116-0.4
0.40...0.63 10A 0.63 6.14 MS116-0.63
0.63...1.0 10A 1.00 11.5 1/2 MS116-1.0
1.0...1.6 10A 1.60 18.4 1/10 3/4 3/4 MS116-1.6
1.6...2.5 10A 2.50 28.8 1/6 1/2 1 1.5 MS116-2.5
2.5...4.0 10A 4.00 50.0 1/8 1/3 1 2 3 MS116-4.0
4.0...6.3 10A 6.30 78.8 1/4 1/2 1.5 3 5 MS116-6.3
6.3...10.0 10A 10.0 150 1/2 1.5 3 5 7.5 MS116-10
8.0...12.0 10A 12.0 180 1/2 2 3 7.5 10 MS116-12
10.0...16.0 10A 16.0 240 1 2 5 10 10 MS116-16
16.0...20.0 10A 20.0 300 1.5 3 5 10 15 MS116-20
20.0...25.0 10A 25.0 375 2 3 7.5 15 20 MS116-25
25.0...32.0 10A 32.0 480 2 5 10 20 25 MS116-32
AC Motor ratings, breaking all lines, 50/60 Hz (hp)
2
Three phase
full-load
current in Amperes
Catalog
number
MS116-0.16
MS116 Short circuit current ratings (kA)
UL 508 - Motor controllers, manual (NLRV) UL 508 - Combination motor controllers (NKJH)
Catalog
number
MS116-0.16
Max. fuse
size (A)
Fuse
class
Cir
cuit
breaker
Motor disconnect 3
240V
480V
600V
30 5 30 5
Group motor installation
240V
480V
600V
MS116-0.25 30 5 30 5
MS116-0.4 30 5 30 5
MS116-0.63 30 5 30 5
MS116-1.0 30 5 30 5
MS116-1.6 30 5 30 5
MS116-2.5 30 5 30 5
MS116-4.0 18 5 18 5
200 J No rating
MS116-6.3 18 5 18 5
MS116-10 18 5 18 5
MS116-12 18 5 18 5
MS116-16 18 5 18 5
MS116-20 18 5 18 5
MS116-25 18 5 18 5
MS116-32 18 5 18 5
1 Always size manual motor protectors based on the full-load current of the motor.
2 For single phase connection diagram see page 4.17.
3 Suitable as motor disconnect only when provide with padlock adaptor SA1 or SA3; see accessories section.
4.6 Low Voltage Products & Systems
1SXU000023C0202 Rev. A ABB Inc.
Revised March 2014 Revised March 2014
Self-protected
480Y /
277V
Type E
600Y /
347V
480Y /
277V
Use Type MS132
Self-protected
Type F
600Y /
347V
Type F
contactors
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