Series Overview
Three - phase Power Control Relay RM17TG
Introduction
- Used for three - phase power supplies, the RM17TG and RM17G power control relays monitor the sequence of L1, L2, and L3 phases being correct, and can also monitor one or more phase loss conditions.
| Function |
RM17TG |
| Sequence of L1, L2 and L3 phases |
YES |
| Phase loss |
YES |
According to different models, the RM17TG control relay:
- Can accept various rated three - phase voltages: RM17TG500 is used for AC 208...480V, RM17G20 is used for AC 208...480V
- The relay can be installed on a DIN rail
- LED indicators are used to display the status
- Control the connection of mobile equipment (field equipment, agricultural equipment, refrigerated trucks)
- Function to prevent reverse rotation of motors (hoists, lifting, elevators, escalators, etc.)
- Sensitive three - phase power supply control
- Emergency power supply switching in abnormal situations
Multifunctional Three - phase Power Control Relays RM17TT, RM17TA, RM17TU and RM17TE
Introduction
- RM17TT, RM17TA, RM17TU and RM17TE power control relays monitor the following for three - phase power supplies:
| Function |
RM17TT |
RM17TA |
RM17TU |
RM17TE |
| Sequence of L1, L2 and L3 phases |
YES |
YES |
YES |
YES |
| Correct phase sequence |
YES |
YES |
YES |
YES |
| Phase asymmetry |
|
YES |
|
YES |
| Missing phase |
|
|
YES |
|
| Over - voltage and under - voltage |
|
|
|
YES |
According to different models, the RM17T●● control relay:
- Can accept various rated three - phase voltages: Up to 208...480V~
- Monitors the actual effective value (rms) of its own power supply
- The relay can be installed on a DIN rail
- Setting protection with a sealable cover
- An LED indicating the control status
- Control the connection of mobile equipment (field equipment, agricultural equipment, refrigerated trucks)
- Function to prevent reverse rotation of motors (hoists, lifting, elevators, escalators, etc.)
- Sensitive three - phase power supply control
- Emergency power supply switching in abnormal situations
Three - phase Voltage Control Relay RM17UB3
Introduction
- The RM17UB3 voltage control relay monitors the following for three - phase power supplies:
| Function |
RM17UB310 |
| Phase sequence |
YES |
| Missing phase |
|
| Over - voltage and under - voltage |
YES |
| Phase imbalance |
YES |
| Voltage between phases |
|
According to different models, the RM17T●● control relay:
- Monitors the actual effective value (rms) of its own power supply
- The relay can be installed on a DIN rail
- Setting protection with a sealable cover
- An LED indicating the control status
- Control the connection of mobile equipment (field equipment, agricultural equipment, refrigerated trucks)
- Function to prevent reverse rotation of motors (hoists, lifting, elevators, escalators, etc.)
- Sensitive three - phase power supply control
- Emergency power supply switching in abnormal situations
Single - phase Voltage Control Relays RM17UA5 and RM17UBE
Introduction
- RM17UA5 and RM17UBE voltage control relays monitor the following:
According to different models, the control relay:
- Allows automatic selection of AC or DC operation modes
- Monitors the actual effective value (rms) of its own power supply
- The relay can be installed on a DIN rail
- Setting protection with a sealable cover
- An LED indicating the control status
- Protect electronic or electrical equipment from the effects of over - voltage and under - voltage
- Emergency power supply switching in abnormal situations
- Avoid damage to the contactor due to phase loss in the circuit
Integrated Current Transformer Single - phase Current Control Relay RM17JC
Introduction
- The RM17JC00NM current control relay monitors AC currents:
| Function |
RM17JC00NM |
| Over - current (no memory) |
YES |
These control relays can:
- Integrate current transformers
- Measure currents from 2A to 20A
- Can choose the setting of the relay output
- Can be clipped on a DIN rail
- An LED indicating the control status
- Setting protection with a sealable cover
- Protect electronic or electrical equipment from the effects of over - current and under - current
- Emergency power supply switching in abnormal situations
- Avoid damage to the contactor due to phase loss in the circuit