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Grid monitoring relay  CDMR-62     /   Operating instructions 

Page

  2 

CDMR62e_man_A1.doc 

 

 

Technical data

   

     (other values on request) 

 

Measuring circuit: 

Rated voltage U

n

 .....................  :        3x 100-110V / 57-64VAC

 

Measuring range ......................... :      up to 145V /  82V 

 

Overload resistance .................... : 

2 Un            (100% ED)

 

Input resistors ............................. : 500 

k

        (per phase) 

 

Frequency range ......................... : 

45  -  65 Hz  

Accuracy: 
          Voltage .............................. : 

<= 0.2% Un 

          Frequency ......................... : 

0,01 Hz 

          Phase angle ...................... :        +/- 0,5° 

Temperature resistance 
          Voltage .............................. : 

< 0.01% / °C 

          Frequency ......................... : 

no dependency

 

          Phase angle ...................... : 

+/- 0.006° / °C 

Supply voltage: 

 

Absolute Limits …….................... :     70 – 300V AC / 45 – 65 Hz,   19.2 V - 250 V DC  (limit values)

 

 

 

                                           (AC/DC Wide range power supply)

 

Power consumption .................... :     3 VA   max. 

General information: 

"Power On" startup delay............  : 

0.3 s      (after U

H

 failure)

 

Blocking Input B response time   : 

40ms

 

Vector surge trip delay...............  : 

60 – 80 ms

 

Ambient temperature range 

-20 

C to +60 

C

 

LCD display contrast ................... : 

  -5 

C to +50 

 

Contact data (ohm resistive load, see Fig. 2)                           

 

Max. switching power ….............. :     2000 VA / 240 W 
Max. switch voltage ..................... :      250 V AC / 230 V DC 
Max. switch current ..................... : 

8 A (250 V AC / 30 V DC) 

   

 

0.4 A (230 V DC) 

Electrical lifetime …..................... :      10

5

 switching cycles 

 

Insulation: 

 

 

 

 

 

 

Line input - Supply input …………: 

2.5 kV   

Line input - Relay outputs …......  : 

4.0 kV 

 

Safety:

 ........................... :  EN 61010

 

EMC:

 

Interference emission 

:  EN 61000-6-2 (Industry)

 

Interference resistance   :  EN 61000-6-4 (Industry) 

 

 

 

   

 

 

 

 
 
 
 
 
 
 
 
 
 
 

 
Front installation:  Control panel cut-out  92x68mm (WxH)                             Installation width with rail adapter:  115mm 

 

Mechanical data: 

Housing DIN43700 .......... :  96 x 72 x 90 mm 
Mounting .......................... :  Front panel or DIN Rail 35mm 
Material ............................ :  Noryl 
Flammability .................... :  UL94-V0 
Protection class ............... :  Front IP50 / rear IP30 
Terminals ......................... :  2.5  mm²,  pluggable 

Summary of Contents for CDMR-62

Page 1: ...mation about the monitoring functions 4 5 Change of setup values 5 Allocation of the message relays to the switch stages and inversing the message function 6 Combination lock 6 Real time clock 7 Event...

Page 2: ...H failure Blocking Input B response time 40ms Vector surge trip delay 60 80 ms Ambient temperature range 20 C to 60 C LCD display contrast 5 C to 50 C Contact data ohm resistive load see Fig 2 Max swi...

Page 3: ...rmation Wire length for connection B less then 3 m Fig 2 LOAD LIMIT CURVE OF THE OUTPUT CONTACTS 0 5 5 50 500 DC OHM RESISTIVE LOAD AC OHM RESISTIVE LOAD L1 L2 L3 L1 L2 L3 N B HP HN CDMR 62 UH L1 L2 L...

Page 4: ...located to it dis play K_____ in main menu Change of the setup values see page 5 Settings for 3 wire or 4 wire grid The star voltages are monitored in the 4 wire grid The triangular voltages are monit...

Page 5: ...ping on Vs in line L3 independent of L2 and L3 4 L1 L2 L3 tripping on Vs in line L1 or L2 or L3 inclusive or 5 L1 L2 tripping on Vs in line L1 and L2 independent of L3 6 L1 L3 tripping on Vs in line L...

Page 6: ...acts on the relays k1 and K4 The lowercase letter for k1 shows that this relay is negated It is energized in the normal state and released in the tripped state The characters mark the positions of th...

Page 7: ...ey 2 Event menu 1 Line Event number Hnn from the first event menu and tripping function 2 Line Measured values at the instant of tripping The entries 00 to 99 can be selected using this menu The flash...

Page 8: ...dditional to self monitoring the K5 can be assigned to any other monitoring function without restriction Use of the measuring voltage as auxiliary voltage A measuring voltage in the range of 70 300 V...

Page 9: ...well as date and time The Informationen menue will be updated in 1 s intervals Read the event memory Select the menu Ereignisspeicher enter the number of events to be listed starting with the newest a...

Page 10: ...p Angle Psy 0 10 4 0 Trip Voltage Asy 1 30 12 0V Trip Delay Psy 0 600 0 10s Trip Delay Asy 0 600 0 10s Ret Delay Psy 0 600 0 10s Ret Delay Asy 0 600 0 20s Output Relay Psy Output Relay Asy Output Rela...

Page 11: ...into the detailed menue chain of U The string K1__4__ indicates that K1 and K4 are assigned to U If there is no number in the string K______ the monitoring function is disabled Symbol of the monitori...

Page 12: ...Trip Delay 0 04 600 s 0 1s s 27 U Return Delay 0 04 600 s 0 1s s 23 25 U Hysteresis 0 20 Un 3 Switch point V 21 U Output relay K1 K5 15 17 U Trip Voltage 1 130 Un 80 Un V 19 U Trip Delay 0 04 600 s 0...

Page 13: ...s 0 12s s 30 f Hysteresis 0 5 00 Hz 0 05 Hz Hz 28 f Output relay K1 K5 57 Vk Trip Angle 1 30 8 58 Vk Trip Logic 0 9 8 L1 L2 L3 61 Vk BlockingTime 1 20 s 5 s s 62 Vk Pulswidth 1 20 s 1 s s 56 Vk Output...

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