MU25A4.0 IMO

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 Magnetic Short Product Rated insulation voltage UI 690V AC Amps Circuit Trip-Amps Rated current Ith open, at 50C 25 amps 0.10 - 0.16 1.92 MU25A 0.16 Mechanical life 100,000 ops 0.16 - 0.25 3.0 MU25A 0.25 Electrical life AC3 duty 100,000 ops 0.25 - 0.40 4.8 MU25A 0.40 Switching frequency 30 ops per hour 0.40 - 0.63 7.6 MU25A 0.63 Operate time approximately 7 mS 0.63 - 1.00 12.0 MU25A 1.00 Total power loss (warm condition) 6-8 W 1.00 - 1.60 19.2 MU25A 1.60 Temperature compensation open 20 to +55C 1.60 - 2.50 30 MU25A 2.50 Rating auxiliary switch AC15 400V 2A 2.50 - 4.00 48 MU25A 4.00 Mounting position Any 4.00 - 6.30 75.6 MU25A 6.30 Power consumption undervoltage trip 2.7VA 1.8W 6.30 - 10 120 MU25A 10 shunt trip 2.7VA 1.8W 10 - 16 192 MU25A 16 Terminal wiring cross section 1 or 2 wires main 0.75 4mm2 16 - 20 240 MU25A 20 aux 0.75 2.5mm2 20 - 25 300 MU25A 25 Weight 0.25 Kg Accessories Auxiliary Contacts Shunt Trip For fitting to the side of the unit Trips out the unit as voltage is applied. max 1 block each side. Mounting inside the unit. Contacts Product Voltage Product 1 Make + 1 Break MU25A PE11 24 AC MU25A A24 (internal mount) 110 AC MU25A A110 1 Break MU25A PS01 220-240 AC MU25A A240 1 Make + 1 Break MU25A PS11 380-415 AC MU25A A400 2 Makes MU25A PS20 2 Early Makes MU25A PV20 MU/03/03 www.imopc.comManual Motor Starter MU continued Accessories continued Undervoltage Trip Current Limiter Trips out the unit should the voltage fall For increasing the fault breaking capacity of below 70% of the rated voltage, prevents single unit or group back-up to 50kA. automatic restart when voltage returns. U = 690V I = 32A I U For mounting inside the unit. Product Voltage Product MBS25 ID50 220-240 AC MU25A U230 380-415 AC MU25A U400 24 AC MU25A U24 110 AC MU25A U110 Starter Carrier Accepts contactor and manual motor starter to mount onto one DIN rail. Bus-Bar System Product System for connecting units together and incoming supply. MBS25 PL54 Fully isolated UI = 690V I = 63 amps U Description Product For 2 units - 99mm MBS25 D99 For 3 units - 154mm MBS25 D154 Enclosures For 4 units - 208mm MBS25 D208 For 5 units - 262mm MBS25 D262 Description Product Protection for unused terminals MBS25 BS Moulded enclosure - IP55 MU25A O55 Supply Block MBS25 DB Moulded front plate - IP55 MU25A C55 1 Spacing Piece / TE P730 2 Locking Bracket - 3 position MU25A Z Mushroom stop button MU25A NAT Green Indicator 240V MU25A SG230 Red Indicator 240V MU25A SR230 Earth or neutral conductor MU25A NL Moulded enclosure CEE Socket MU25A GC1 Electrical Characteristics Trip curve Current Range Rated Short Circuit Capacity kA Back-up Fuse (gI) Trip curve 220-240 380-415 500 660-690 220-240 380-415 500 660-690 1. Three phase trip curve 0.10 - 0.16 100 100 100 100 0.16 - 0.25 100 100 100 100 0.25 - 0.40 100 100 100 100 Average value of typical 0.40 - 0.63 100 100 100 100 tolerance curves from cold condition 0.63 - 1.00 100 100 100 100 1.00 - 1.60 100 100 100 100 1.60 - 2.50 100 100 3 2.5 25 25 2.50 - 4.00 100 100 3 2.5 35 25 4.00 - 6.30 100 100 3 2.5 50 35 6.30 - 10 100 6/50* 32.5 80 50 35 10 -16 10/100* 4/50* 2.5 2 80 80 63 35 16 - 20 10/100* 4/50* 2.5 2 80 80 63 50 20 - 25 10/100* 4/50* 2.5 2 80 80 63 50 x setting current *KA with current limiter MBS25-ID50 up to 415V AC Fuse not required MU/03/03 www.imopc.com