NFR

KEY FEATURES

  • Frost formation monitored by temperature probe.
  • Choice of defrosting time.
Code
88899204 Obsolete

Specifications


Supply voltage 90 •260 V ∿ 50 / 60 Hz
Maximum frequency variations ± 1 Hz
Choice of total compressor operating time before defrosting (using switch on underside of unit) 25 min, 50 min, 75 min, 90 min
Defrosting time 10 min ± 10 %
Temperature 01 -3 °C
Temperature 02 +18 °C
Probe KTY - 1 kΩ
Length of temperature probe cable 1,6 m
Absorbed power 36 VA
Weight (g) 155
Relay outputs 1 changeover
Type of contacts AgNi - cadmium-free
Breaking capacity 2000 VA ∿ DC ; 80 W
Maximum breaking current 8 V ∿ ⎓
Minimum breaking current 10 mA ∿ ⎓
Max. breaking voltage 250 V∿
Electrical life (number of operations) 105 at 2000 VA resistive
Mechanical life (operations) 20 x 106
Terminals faston type 6,35 mm
Temperature limits (use) according to IEC/EN 60068-2-14 - Casing 0 →+55 °C
Temperature limits (use) according to IEC/EN 60068-2-14 - Probe -20 →+70 °C
Relative humidity (acc. to IEC/EN 60068-2-30) 93 %
Temperature limits (stored) for casing and probe acc. to IEC/EN 60068-2-1/2 -25 →+70 °C
Degree of protection (IEC/EN 60529) Front face IP 20
Protection (IEC/EN 60529) IP 40
Electromagnetic compatibility (EMC) IEC/EN 61000-6-2, IEC/EN 61000-6-3
Breakdown voltage according to IEC/EN 60255-5 2,5 kV AC / 1 min / 1 mA / 50 Hz
Insulation resistance (IEC/EN 60255-5) < 100 M Ω at 500 V ⎓
Shock resistance according to IEC/EN 60664-1, IEC/EN 60255-5 with the unit switched off 5 kV / wave 1,2 / 50 μs
Insulation coordination IEC/EN 60664-1

Technical sketches

NFR

NFR

Mounting on DIN rail

Mounting on DIN rail
Mounting on DIN rail

on panel using 2 M4 screws

on panel using 2 M4 screws
Mounting on panel using 2 M4 screws
Legend
1-
Auxiliary power supply contact
2-
Compressor control thermostat
3-
Compressor contactor coil
4-
Compressor control
5-
Probe
6-
Power supply
7-
Defrost control
PH 88899204

Share
Share
Aenean quis, Sed id, ut efficitur. sem, mi, lectus