Monitor for 3-phase Type PSSW1
Monitor for 3-phase, Phase Asymmetry, Phase Sequence, Over- and Undervoltage
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Product description
Relays for 3-phase networks type PSSW1 monitor 3-phase networks for phase-sequence, asymmetry and over- and undervoltage.
Applications
Monitoring of 3-phase-networks at heat pumps, compressors or at machines at building sites.
Functions
- Over- and undervoltage, adjustable ± 2-20 % (common)
- Asymmetry adjustable 5-15%
- Phase loss
- Phase sequence
- Switching delay adjustable 0,1-12 s (for voltage and asymmetry)
- Bifrequential measuring input 50/60 Hz
Displays (4 LEDs for)
- Over-/undervoltage
- Asymmetry
- Phase-sequence/loss
- State of relay
Technical Data
Rated supply voltage Us
AC 230 V, alt. AC 400 V, 50/60 Hz, < 3 VA
Admissible tolerance Us
±20%
Output relay
1 change-over contact (co)
Type of contact
type 2 see general technical informations
Test conditions
see general technical informations
Rated ambient temperature range
-20°C...+55°C
Monitoring asymmetry
switching point adjustable 5...15 %
Hysteresis
app. 2 %
Switching delay
adjustable 0,1...12 s
Loss of voltage
switching point app. 50 %
Hysteresis
app. 5 %
Switching delay
0,1 s
Under-/overvoltage
measuring voltage 3 AC 400 V
Switching point
adjustable ±2...20 % (common, symmetric)
Hysteresis
app.1 %
Switching delay
adjustable 0,1-12 s
Housing
Dimensions (h x w x d)
housing K: 75 x 22,5 x 110 mm
Attachment
on 35 mm DIN-rail or with 2 screws M4 (option)
Protection housing / terminals
IP 40 / IP 20
Weight
160 g
Certificates
FAQ / Product videos