ABB MS325-4 Information Manual
protect them reliably and without the need for a fuse from short-circuits, overload and
handle with a clear switch position indication. The manual motor starter is suitable for
undervoltage releases, shunt trips, 3-phase bus bars, power in-feed blocks and locking
PRODUCT-DETAILS
Minimum Order Quantity
MS325-4
MS325-4 Manual Motor Starter
General Information
Extended Product Type
Product ID
EAN
Catalog Description
The MS325-4 manual motor starter is a 54 mm width devices with a rated operational
current of Ie = 4.0 A. This device is used to manually switch on and off motors and to
phase failures. The manual motor starter offers a rated service short-circuit breaking
Long Description
capacity Ics = 100 kA at 400 VAC and the trip class 10A. Further features are the build-
in disconnect function, temperature compensation, trip-free mechanism and a rotary
three- and single-phase applications. Auxiliary contacts, signalling contacts,
devices for protection against unauthorized changes are available as accessory.
MS325-4 Manual Motor Starter
1SAM150000R1008
MS325-4
4013614195044
Ordering
1 piece
85362010 Customs Tariff Number
(NEW)
1SAM350000R1008 Replacement Product ID
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Dimensions
54 mm Product Net Width
87.5 mm Product Net Height
Length
75.5 mm Product Net Depth /
0.34 kg Product Net Weight
Technical
Rated Service ShortCircuit Breaking
Capacity (I
Rated Ultimate ShortCircuit Breaking
Capacity (I
Short-Circuit Current
Setting (I
AC-3 (P
Rated Operational
Voltage
Current (I
Current AC-3 (I
Rated Frequency (f)
Withstand Voltage (U
)
(Ui)
Thermal Current (I
Degree of Protection
Connecting Capacity
Main Circuit
Wire Stripping Length
Recommended Screw
Driver
)
cs
)
cu
)
i
)
e
)
e
)
e
imp
at Rated Operating Conditions per Pole 0.9 ... 2.3 W Power Loss
)
th
Flexible with Insulated Ferrule 1/2x 0.75 ... 4 mm²
Flexible with Ferrule 1/2x 0.75 ... 4 mm²
(400 V) Three Phase 1.5 kW
Main Circuit Terminals IP20
(230 V AC) 100 kA
(400 V AC) 100 kA
(440 V AC) 100 kA
(500 V AC) 60 kA
(690 V AC) 10 kA
(230 V AC) 100 kA
(400 V AC) 100 kA
(440 V AC) 100 kA
(500 V AC) 60 kA
(690 V AC) 10 kA
50 A Rated Instantaneous
2.5 ... 4.0 A Setting Range
Main Circuit 690 V AC
Main Circuit 440 V DC
4 A Rated Operational
4 A Rated Operational
Main Circuit 50 Hz
Main Circuit 60 Hz
Main Circuit 6 kV Rated Impulse
690 V Rated Insulation Voltage
3 Number of Poles
Main Circuit 4 A Conventional Free-air
Housing IP20
3 Pollution Degree
50000 cycle Electrical Durability
100000 cycle Mechanical Durability
Screw Terminals Terminal Type
Flexible 1/2x 1 ... 6 mm²
Rigid 1/2x 1 ... 6 mm²
Main Circuit 1.4 N·m Tightening Torque
Auxiliary Circuit 8 mm
Main Circuit 10 mm
M3.5
Pozidriv 2
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