Manual Motor Starter MU
❚ Overload protection
❚ Short circuit protection
❚ Phase differential detection
❚ DIN rail mounting
❚ Test facility
❚ Ambient temperature compensation
❚ Fingertouch protection
❚ Lockable off position
❚ Designed to EN60947-4-1 and EN60947-2
❚ Bus-bar system
❚ Enclosures
Options and ordering codes
Specification
Current Range
Amps
Magnetic Short
Product
Rated insulation voltage UI
Rated current Ith open, at 50˚C
Mechanical life
690V AC
Circuit Trip-Amps
25 amps
0.10 - 0.16
0.16 - 0.25
0.25 - 0.40
0.40 - 0.63
0.63 - 1.00
1.00 - 1.60
1.60 - 2.50
2.50 - 4.00
4.00 - 6.30
6.30 - 10
10 - 16
1.92
3.0
MU25A 0.16
MU25A 0.25
MU25A 0.40
MU25A 0.63
MU25A 1.00
MU25A 1.60
MU25A 2.50
MU25A 4.00
MU25A 6.30
MU25A 10
100,000 ops
100,000 ops
30 ops per hour
7 mS
Electrical life – AC3 duty
Switching frequency
4.8
7.6
Operate time – approximately
Total power loss (warm condition)
Temperature compensation open
Rating auxiliary switch – AC15
Mounting position
12.0
19.2
30
6-8 W
–20 to +55˚C
400V 2A
48
Any
75.6
120
192
240
300
Power consumption – undervoltage trip
– shunt trip
2.7VA 1.8W
2.7VA 1.8W
0.75 – 4mm2
0.75 – 2.5mm2
0.25 Kg
MU25A 16
Terminal wiring cross section 1 or 2 wires main
aux
16 - 20
MU25A 20
20 - 25
MU25A 25
Weight
Accessories
Auxiliary Contacts
Shunt Trip
For fitting to the side of the unit
max 1 block each side.
Trips out the unit as voltage is applied.
Mounting inside the unit.
Contacts
Product
Voltage
Product
1 Make + 1 Break
(internal mount)
MU25A PE11
24 AC
MU25A A24
MU25A A110
MU25A A240
MU25A A400
110 AC
1 Break
MU25A PS01
MU25A PS11
MU25A PS20
MU25A PV20
220-240 AC
380-415 AC
1 Make + 1 Break
2 Makes
2 Early Makes
MU/03/03
www.imopc.com