Crouzet Frequency Monitoring Relay With DP-NO/NC Contacts, 120 → 277 V ac

  • RS庫存編號 261-971
  • 製造零件編號 84872501
  • 製造商 Crouzet
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HHZ series frequency control relay

Monitors the frequency variation of 50 or 60 Hz alternating signals.
Monitors its own supply voltage connected between phase and neutral.
Under and over-frequency with two independent relay outputs.
Measurement in true RMS.
Selectable memory function.
LED status display.

Operating voltage: 120 → 277 Vac (-15 % / +10 %)
Measuring range: 40 → 70 Hz
High threshold setting: -2 → +10 Hz
Low threshold setting: +2 → -10 Hz
Fixed hysteresis 0.3 Hz
Display accuracy ± 1 % of full scale
Delay at threshold: 0.1 → 10 sec. (0 + 10 %)
Display accuracy: ±10 % of full scale
Output: 2 single changeover relays
Cut-off voltage (max.): 250 Vac / Vdc
Cut-off current (max.): 5 A AC / DC
Enclosure: 35 mm
Operating temperature: -20 °C → +50 °C
Approvals UL; CSA; GL; GOST; applicable WEEE
規格
Attribute Value
Monitoring Application Frequency
Supply Voltage 120 → 277 V ac
Contact Configuration DP-NO/NC
Time Delay 0.1 → 10 s
Frequency Sensing Range 40 → 70 Hz
Height 92.6mm
Minimum Operating Temperature -20°C
Maximum Frequency Sensed 70Hz
Minimum Frequency Sensed 40Hz
Maximum Operating Temperature +50°C
Operating Temperature Range -20 → +50 °C
Frequency Sensitivity Overfrequency, Underfrequency
Length 69mm
Dimensions 69 x 35 x 92.6 mm
Width 35mm
4 在3 工作日內發貨 (海外庫存)
1 在3 工作日內發貨 (海外庫存)
單價 個
HK$ 1,441.00
(不含稅)
單位
Per unit
1 +
HK$1,441.00