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PMA Relay S 120A, User Manual

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PMA Relay S 120A User Manual Download Page 7

PMA-Relay S 3PH 

   

from 60A to 210A 

Basic Connections 

 

7 

3.

 

Basic Connections 

Star wiring with resistive load (control on three phases) 

 

𝐼 =

.

 

 

V  = Nominal voltage of the load 

I   = Nominal current of the load 

P  = Nominal power of the load 

 

 

Delta wiring with resistive load (control on three phases) 

 

𝐼 =

.

 

 

V  = Nominal voltage of the load 

I   = Nominal current of the load 

P  = Nominal power of the load 

 
 

 

 

Summary of Contents for Relay S 120A

Page 1: ...Thyristor Power Controller PMA Relay S 3PH from 60A to 210A User Manual PMA S3 60 210A Valid from 30 06 2019 Order number 9499 040 96711...

Page 2: ...to the latest technical modifications the actual scope of delivery may vary from the descriptions and drawings in this manual For questions please contact the manufacturer Before starting to work wit...

Page 3: ...minals Positions 3PH 60 90A Size 14 8 2 Terminals Positions 3PH 120 210A Size 15 8 3 Power Terminals 15 8 4 Command Terminals 16 8 4 1 Terminal block M1 for SSR Input 16 8 4 2 Terminal block M1 for An...

Page 4: ...d handling techniques when installing or servicing product Do not throw in trash use proper recycling techniques or consult manufacturer for proper disposal A NOTE marks a short message to alert you t...

Page 5: ...ct for the application CAUTION To avoid compromising the insulation do not bend wire or other components beyond their bend radius specifications CAUTION Protect the power controller from high temperat...

Page 6: ...corrected cooling the user must clean the heat sink and the protective grill of the fans The frequency of this servicing depends on environmental pollution Also check periodically if the screw for th...

Page 7: ...ing with resistive load control on three phases V Nominal voltage of the load I Nominal current of the load P Nominal power of the load Delta wiring with resistive load control on three phases V Nomin...

Page 8: ...re that the Thyristor unit have not damages If the product has a fault please contact the dealer from which you purchased the product The identification label give all the information regarding the fa...

Page 9: ...ing Z Burst Firing 4 Cycles On at 50 Power Demand Available only with Analog Input 4 Burst Firing 8 Cycles On at 50 Power Demand Available only with Analog Input 8 Burst Firing 16 Cycles On at 50 Powe...

Page 10: ...voltage Uimp Latching current Max peak one cycle Leakage current FUSE I2T value Suggested A2s at500V Frequency range Power loss Thyristor Fuse Isolation Voltage Ui A V 480V 600V mAeff 10msec A mAeff...

Page 11: ...llation place Don t install at direct sun light where there are conductive dust corrosive gas vibration or water and also in salty environmental Altitude Up to 1000 meter over sea level For higher alt...

Page 12: ...nit must be always mounted in vertical position to improve air cooling on heat sink Maintain the minimum distances in vertical and in horizontal as represented When more unit has mounted inside the ca...

Page 13: ...PMA Relay S 3PH from 60A to 210A Installation 13 7 2 Fixing holes Relay S 3PH 60 90A Size SR16 Relay S 3PH120 210A Size SR17...

Page 14: ...power cables Local regulations regarding electrical installation should be rigidly observed Use copper cables and wires rated for use at 90 C only Power cable torque suggested Type Connector Type Tor...

Page 15: ...Down view 8 3 Power Terminals Warning Before connecting or disconnecting the unit check that power and control cables are isolated from voltage sources Terminal Description L1 Line Input Phase 1 T1 Lo...

Page 16: ...ply 230V standard 115V option 24Vdc option 8 4 2 Terminal block M1 for Analog Input or SSR input with HB Terminal M1 Description 1 Aux Voltage Supply for electronic boards 24V ac dc 2 Aux Voltage Supp...

Page 17: ...isolator this allows the qualified people to work in safety 2 Only for the HB option See par Heater break Alarm and SCR short circuit 3 The heat sink must be connected to the earth 4 Only for the Ana...

Page 18: ...olator this allows the qualified people to work in safety 2 Only for the HB option See par Heater break Alarm and SCR short circuit 3 The heat sink must be connected to the earth 4 Only for the Analog...

Page 19: ...larm doesn t work properly 9 1 Heater break Calibration procedure An automatic function sets the Heater Break Alarm The auto setting function can be activated using the CAL button on front unit or sup...

Page 20: ...terminals has opened relay coil energized In alarm condition or without auxiliary power supply the contact to the terminals is closed relay coil not energized If you wish to change the alarm contact o...

Page 21: ...t the jumper as shown don t set the other jumpers with factory settings not shown Important The analog input isn t isolated from Aux Supply The series connection between analog inputs of the units is...

Page 22: ...A Relay S 3PH from 60A to 210A 22 User Manual 10 1 Input calibration procedure Warning this procedure can be done just by specialized personnel This procedure is needed only if you change the input ty...

Page 23: ...m temperature controllers and the Thyristor operates like a contactor The Cycle time is performed by temperature controller ZC minimizes interferences because the Thyristor unit switches ON OFF at zer...

Page 24: ...es is already configured in line with customer requirements that are defined in the Order Code However if you wish to change the Burst Firing cycles es from 4 to 8 set the jumpers as below represented...

Page 25: ...75 only UL L220971J 100 660 3998 6150 690V 090 2 x 50 073 06 100 2 x 100 660 8680 12400 120 20 559 20 180 180 660 14280 20400 150 20 559 20 200 200 660 17500 25000 180 20 559 20 250 250 660 30800 4400...

Page 26: ...PMA Relay S 3PH from 60A to 210A 26 User Manual 12 1 Fuses Replacement Open the cover and remove the screws...

Page 27: ...on Load failure The yellow led HB is light on with HB option Thyristor fault The red led SC is light on with HB option Change the fuse Check the wiring Check the load Change the thyristor module Load...

Page 28: ...PMA Proze und Maschinen Automation GmbH P O Box 310 229 D 34058 Kassel Germany Printed in Germany 9499 040 96711 06 2019...

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