EMX4: Specifications

General

       
Current Range    24 A ~ 580 A (nominal)
Motor connection   In-line or inside delta
Bypass   Integrated internal

 

Supply

   
Mains Voltage (L1, L2, L3)    
  EMX4i-xxxx-V5   200 VAC ~ 525 VAC (± 10%)  
  EMX4i-xxxx-V7   380 VAC ~ 600 VAC (± 10%)
  EMX4i-xxxx-V7    380 VAC ~ 690 VAC (± 10%) [earthed star supply system only]
Control Voltage (A1, A2, A3)    
  EMX4i-xxxxB-xx-C1 (A1, A2)   110 VAC ~ 120 VAC (+10%/-15%), 600 mA 
  EMX4i-xxxxB-xx-C1 (A2, A3)   220 VAC ~ 240 VAC (+10%/-15%), 600 mA
  EMX4i-xxxxB-xx-C1 (A1, A3)   24 VAC/VDC (± 20%), 2.8 A
Mains Frequency   45 Hz to 66 Hz
Rated insulation voltage to earth   600 VAC
Rated impulse withstand voltage   4 kV
Form designation   Bypassed or continuous, semiconductor motor starter form 1

 

Short circuit capability

   
Coordination with semiconductor fuses   Type 2
Coordination with HRC fuses   Type 1
 Electromagnetic capability    (compliant with EU Directive 2004/108/EC)
EMC Immunity   IEC 60947-4-2
EMC Emissions   IEC 60947-4-2 Class B

 

Inputs

   
Input rating    Active 24 VDC, 8 mA approx.
Motor thermistor (B4, B5)   Trip >3.6kΩ, reset <1.6kΩ

 

Outputs

   
Relay outputs    10 A @ 250 VAC resistive, 5 A @ 250 VAC, AC15 pf 0.3
  Main contactor (33, 34)   Normally open
  Relay output A (41, 42, 43)   Changeover
  Relay output B (53, 54)   Changeover
Analog output (21, 22)    
  Maximum load   600Ω (12 VDC @ 20 mA)
  Accuracy    ± 5%

 

Environmental

   
Operating temperature   -10 °C ~ 60 °C, above 40 °C with derating
Operating altitude   0 - 1000 m, above 1000 m with derating
Storage temperature   -25 °C ~ 60 °C
Humidity    5% to 95% Relative Humidity
Pollution degree   Pollution Degree 3
Vibration   IEC 60068-2-6
Protection    
  EMX4i-0024B ~ EMX4i-0135B   IP20
  EMX4i-0184B ~ EMX4i-0580B    IP00

 

Heat dissipation

   
During start   4.5 watts per ampere
During run     
  EMX4i-0024B ~ EMX4i-0052B   ≤ 35 watts approx.
  EMX4i-0064B ~ EMX4i-0135B   ≤ 50 watts approx
  EMX4i-0184B ~ EMX4i-0250B   ≤ 120 watts approx.
  EMX4i-0352B ~ EMX4i-0580B   ≤ 140 watts approx.

 

Certification

   
RCM   IEC 60947-4-2
CE   IEC 60947-4-2