Dold Multifunction Monitoring Relay With SPDT Contacts, 24 V dc Supply Voltage, 3 Phase

  • RS Stock No. 181-2796
  • Mfr. Part No. MK9300N.11/022 3AC24...400V AC12A UH=DC24V
  • Brand Dold
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): DE
Product Details

Multifunction measuring relay
Voltage monitoring (1- and 3-phase)
Current monitoring
Frequency monitoring
Power factor cos phi
Phase sequence, phase failure, asymmetry
Effective-, reactive- and apparent power
Start up delay, on delay
Adjustable hysteresis 0.2 ... 50 % of response value
Manual reset
LCD for indication of the measuring values
Relay output
MK 9300N: 1 changeover contact
MH 9300: 2 x 1 changeover contacts
Relay function selectable (energized/de-energized on trip)
As option with plug able terminal blocks for easy exchange of devices
- with screw terminals
- or with cage clamp terminals
MK 9300N: Width 22,5 mm
Advantages / Customer benefit
Min-, Max. value or window monitoring
Simultaneous monitoring of up to 9 different parameters
Simple configuration and fault diagnostic
Different fault indications
Early detection of irregular states

Attribute Value
Monitoring Application Multifunction
Supply Voltage 24 V dc
Contact Configuration SPDT
Electrical Phase 3
Voltage Sensing Range 24 → 400 V ac
Minimum Current Sensed 100mA
Maximum Current Sensed 12A
Time Delay 0 → 10 s, 0.2 → 10 s
Current Range 100 mA → 12 A
Length 22.5mm
Width 97mm
Minimum Operating Temperature -20°C
Series MK9300N
Maximum Operating Temperature +60°C
Dimensions 22.5 x 97 x 90 mm
Height 90mm
Mounting Type DIN Rail
Terminal Type Screw
Minimum Voltage Sensed 24 V ac
Operating Temperature Range -20 → +60 °C
1 In stock for delivery within 1 working days
Price Each
£ 188.73
(exc. VAT)
£ 226.48
(inc. VAT)
Per unit
1 +
Not available for guaranteed pre 9am/10am delivery
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