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Relays & Meters  Rhomberg RHOMBERG RELAY BASE - RHO S3-B  |  | An 11 pin base suitable for Rhomberg 'SP' range of relays |
| Rhomberg CURRENT MONITOR AC 1 PHASE - RHO P100P |  | Features
- DIN rail mount.
- Fail-to-safe design.
- Interchangeable plug-in power supply (up to 240VAC).
- Programmable for overload or underload monitoring.
- 1A, 2A or 5A, AC or DC input range (programmable).
- Internal shunt for direct in-line current sensing (max 5A AC or DC).
- Direct interface with conventional current transformers for >5A.
- Trip point adjustable on percentage scale (10% to 100%).
- Adjustable hysteresis (5% to 30%).
- Adjustable response time available on trip and recovery (0.1 to 10 seconds).
- Start-up delay 10 sec fixed.
- Selectable latching (ie manual or auto reset).
- Power ON & Relay ON LED's.
- 10A SPDT relay output.
Click here for technical manual (PDF 101k) |
| Rhomberg VOLTAGE MONITORING RELAY SINGLE PHASE AC(rms)/DC - RHO P200P |  | Features
- DIN rail mount.
- Fail-to-safe design.
- Interchangeable plug-in power supply (up to 240V).
- Programmable for overvoltage or undervoltage monitoring.
- Programmable input voltage range up to 600V AC (RMS) or DC (Input ranges: (AC or DC), 15V 150V, 30V 300V, 60V 600V).
- Trip point adjustable on percentage scale (10% to 100%).
- Adjustable hysteresis (5% to 30%).
- Adjustable response time available on trip and recovery (0.1 to 10 seconds).
- Selectable latching (ie manual or auto reset).
- Power ON & Relay ON LED's.
- 10A SPDT relay output.
Click here for technical manual (PDF 103k) |
| Rhomberg VOLTAGE WINDOW COMPAR. ADJ.T&R - RHO P230P |  | Features
- DIN rail mount.
- Fail-to-safe design.
- Combined overvoltage and undervoltage monitoring.
- Monitoring of own supply voltage (3 phase).
- Separately adjustable setpoints: over-voltage, (5 to 20%) and, under-voltage (-5 to -20%).
- Adjustable response time available on trip and recovery (0.1 to 10 seconds).
- Fixed hysteresis: 2%.
- Adjustable start-up delay for disabling latching 0 to 10 sec.
- Selectable latching (ie manual or auto reset).
- LED indication of Power ON, Relay ON and fault type.
- 10A SPDT relay output.
Click here for technical manual (PDF 106k) |
| Rhomberg CURRENT WINDOW COMPARATOR - RHO SP123 |  | Features
- 11-pin plug-in.
- Fail-to-safe design.
- Adjustable time delay on trip 0.1 to 10 seconds.
- Combined overload and underload detection.
- 1A or 5A, AC input range (programmable).
- Internal shunt for direct in-line current sensing (AC).
- Direct interface with conventional current transformers.
- Fixed hysteresis: 2%.
- Separate adjustment of overload and underload setpoints.
- Adjustable response time on trip (0.1 to 10 seconds).
- Start-up delay 10 sec fixed.
- Selectable latching (ie manual or auto reset).
- LED indication of Relay ON and fault type.
- 10A SPDT relay output.
- Supercedes SP120
Click here for technical manual (PDF 110k) |
| Rhomberg FREQUENCY MONITOR - RHO SP320 |  | Features
- 11-pin plug-in.
- Fail-to-safe design.
- Selectable: Over-frequency, Under-frequency or Frequency Window Monitoring
- Start-up delay: 0 sec or 10 sec (selectable)
- Separately adjustable setpoints: over-frequency, (52 to 58 Hz), Under-voltage (42 to 48Hz).
- 60Hz & 400Hz nominal frequency versions available on request.
- Fixed hysteresis: 0.5Hz
- LED indication of Power ON, Relay ON, over frequency & under frequency.
- 10A SPDT relay output.
Click here for technical manual (PDF 109k) |
| Rhomberg PHASE SEQ/FAIL DETECTOR - RHO SP430 |  | Features
- 11-pin plug-in.
- Fail-to-safe design.
- Monitoring on three phase supply.
- Sensitive to: NPS Voltage, Reverse phase sequence, loss of phase, phase imbalance, phase asymmetry.
- Insensitive to regenerated EMF.
- High stability under harmonic distortion
- Insensitive to balanced supply variations - prevents nuisance tripping
- Fast response to reversed phase sequence
- Adjustable NPS sensitivity.
- Relay ON LED
- 10A SPDT or 5A DPDT relay output.
Click here for technical manual (PDF 104k) |
| Rhomberg VOLTAGE MONITOR 1-PHASE - RHO SP201 |  | Features
- 11-pin plug-in.
- Fail-to-safe design.
- Programmable for overvoltage or undervoltage monitoring.
- Programmable input voltage range up to 600V AC (RMS) or DC (Input ranges: (AC or DC), 15V 150V, 30V 300V, 60V 600V).
- Trip point adjustable on percentage scale (10% to 100%).
- Adjustable hysteresis (5% to 30%).
- Adjustable response time on trip (0.1 to 10 seconds).
- Selectable latching (ie manual or auto reset).
- Relay ON LED's.
- 10A SPDT relay output.
- Supercedes SP200.
Click here for technical manual (PDF 107k) |
| Rhomberg VOLTAGE WIN COMP 3PHASE - RHO SP231 |  | Features
- 11-pin plug-in.
- Fail-to-safe design.
- Combined overvoltage and undervoltage monitoring.
- Monitoring of own supply voltage (3 phase).
- Separately adjustable setpoints: over-voltage, (5 to 20%) and, under-voltage (-5 to -20%).
- Adjustable response time on trip (0.1 to 10 seconds).
- Fixed hysteresis: 2%.
- Fixed start-up delay for disabling latching 10 sec.
- Selectable latching (ie manual or auto reset).
- LED indication of Relay ON and fault type.
- 10A SPDT relay output.
- Supercedes SP230.
Click here for technical manual (PDF 113k) |
| Rhomberg VOLTAGE WINDOW COMPARITOR 240v - RHO SP221 |  | Features
- 11-pin plug-in.
- Fail-to-safe design.
- Combined overvoltage and undervoltage monitoring.
- Monitoring of own supply voltage (single phase).
- Separately adjustable setpoints: over-voltage, (5 to 20%) and, under-voltage (-5 to -20%).
- Adjustable response time on trip (0.1 to 10 seconds).
- Fixed hysteresis: 2%.
- Fixed start-up delay for disabling latching 10 sec.
- Selectable latching (ie manual or auto reset).
- LED indication of Relay ON and fault type.
- 10A SPDT relay output.
- Supercedes SP220.
Click here for technical manual (PDF 106k) |
| Rhomberg MULTI-FUNCTION TIMER 0.1S-100HR - RHO 48T101 |  | Features
- 8-pin plug-in.
- Time settings 0.1 sec to 100 hours
- Extra short body
- Test mode in all ranges
- Automatic (ie power up) start
- Power ON and Relay ON LEDs
- Flashing Power ON LED when unit is timing.
- DPDT (5A per contact)
- Plug-in replacement for other brands
- Includes panel mount bezel (not shown in photo)
Click here for technical manual (PDF 262k) |
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