Voltage Relays on Powermatic Associates

WEG ERWM-VM1-01D90 - MONITORING RELAY ERWM-VM1-01D90, Timing & Protective. Relays

WEG ERWM-VM2-01D90 - MONITORING RELAY ERWM-VM2-01D90, Timing & Protective. Relays

Pilz PILZ-890065 is a protection unit designed for true power monitoring with a relay function. It features nine different measuring ranges, adjustable switching for underload and overload thresholds, and adjustable monitoring reaction time. The unit also includes an adjustable start-up suppression time for enhanced control. It is designed for DIN rail mounting and operates within an ambient air temperature range of 0 to +55°C. The unit has a net height of 87 mm and supports a rated current of 9A for measuring current with safety output contacts ratings ranging from 0.1A to 5A at 24Vdc (DC-1; 120W) and 240Vac (AC-1; 1200VA), and from 0.1A to 1.5A at 24Vdc (DC-13) and 0.1A to 1.8A at 230Vac (AC-15). Connection is facilitated through fixed screw terminal connections. The supply voltage ranges from 27.5-264.5Vac for AC and 93.5-287.5Vdc for DC, with a sub-range name of S1WP. The dimensions include a width of 22.5mm and a degree of protection rated at IP40. The frequency range for measurement extends up to 1kHz. The housing is made of PPO material, and the unit is compatible with both single-phase (1AC) and 3-phase (3AC) input types. The rated voltage for AC operation is 0-550Vac/dc, with a net width of 22.5 mm and a power consumption of 5 VA. The net depth is 121 mm, and it can be stored in temperatures ranging from -40 to +85°C. It includes one digital output (SPDT-NO/NC contacts; 0.1-5A 24Vdc 120W DC-1 or 240Vac 1200VA AC-1 resistive load) and two analog inputs (one for current measurement and one for voltage measurement), alongside one analog output for voltage and current. The protection functions include underpower and overpower protection.

Pilz PILZ-890140 is a protection unit designed for true power monitoring with a relay that supports 9 different measuring ranges. It features adjustable switching thresholds for underload and overload conditions, along with customizable monitoring reaction times and start-up suppression times. This unit is suitable for DIN rail mounting and operates within an ambient air temperature range of 0 to +55°C. It has a net height of 87 mm and is designed to handle a rated current of 18A for measuring, with safety output contacts ratings ranging from 0.1A to 5A at 24Vdc (DC-1; 120W) and 0.1A to 1.5A at 24Vdc (DC-13). The connection is established via fixed screw terminal connections. As part of the S1WP sub-range, it measures 22.5mm in width, offers an IP40 degree of protection, and requires a supply voltage of 20.4-30Vdc (24Vdc nominal). The frequency range for measurement extends up to 1kHz, and it is housed in a PPO material. This unit can be used with both single-phase (1AC) and three-phase (3AC) inputs, with a rated voltage measuring capacity of 0-550Vac/dc. The net width is 22.5 mm, and it consumes 2W of power. Its depth is 121 mm, and it can be stored in temperatures ranging from -40 to +85°C. It includes 1 x auxiliary output (SPDT-NO/NC contacts; 0.1-5A 24Vdc DC-1 120W resistive load) for digital outputs, 1 x analog input for current measurement (K1-UL1), and 1 x analog input for voltage measurement (L1-L3), alongside 1 x analog output for voltage (U) and current (I) monitoring. The protection functions include underpower and overpower monitoring.

Pilz PILZ-890004 is a protection unit designed for true power monitoring with a relay that supports 9 different measuring ranges. It features adjustable switching for underload and overload thresholds, along with customizable monitoring reaction time and start-up suppression time. This unit is suitable for DIN rail mounting and operates within an ambient air temperature range of 0 to +55°C. It has a net height of 87 mm and is designed to handle a rated current of 9A for measuring, with safety output contacts ratings ranging from 0.1A to 5A at 24Vdc (DC-1; 120W) and 0.1A to 1.5A at 24Vdc (DC-13). The connection type is fixed screw terminal connections, and it falls under the S1WP sub-range. Dimensions include a width of 22.5mm and a degree of protection rated at IP40. The supply voltage requirement is 20.4-30Vdc (24Vdc nominal), and it can measure frequency ranges from 0 to 1kHz. The housing is made of PPO material, and it is compatible with both single-phase (1AC) and three-phase (3AC) input types. The rated voltage for AC measuring is 0-240Vac/dc, with a net width of 22.5 mm and a depth of 121 mm. Power consumption is rated at 2 W. It can be stored in ambient air temperatures ranging from -40 to +85°C. The unit includes 1 x auxiliary output (SPDT-NO/NC contacts; 0.1-5A 24Vdc DC-1 120W resistive load) and 1 x analog input for current measurement (K1-UL1) and 1 x analog input for voltage measurement (L1-L3). Protection functions include underpower and overpower monitoring, and it also features 1 x analog output for voltage (U) and current (I) monitoring.

Pilz PILZ-837280 is a protection unit designed for 3-phase voltage monitoring, including overvoltage and undervoltage monitoring functions. It is suitable for DIN rail mounting and operates within an ambient air temperature range of -15 to +55°C. The unit has a net height of 87 mm and supports safety output contacts ratings from 0.1A to 5A at 24Vdc (DC-1; 120W) and 1.5A at 24Vdc (DC-13). Connection is facilitated through fixed screw terminal connections, and it belongs to the S3UM sub-range. With dimensions of W22.5mm x D122 mm and a net width of 22.5 mm, it offers an IP40 degree of protection. The supply voltage requirement is 20.4-26.4Vdc (24Vdc nominal), and it can measure frequencies from 40 to 400Hz. The housing is made of PPO material, and it is designed for a 3-phase (3AC) input network with a rated voltage (AC) for measuring voltage at 440/480Vac. Power consumption is rated at 1.5 W. Operating modes include fault latching/non-latching and normally energized/de-energized modes. It can be stored in temperatures ranging from -40 to +85°C. The unit features 1 x delayed auxiliary output (SPDT-NO/NC contacts; 0.1-5A 24Vdc DC-1 resistive load; 0.5-10s time-delay selectable (ON-delay energization)), 1 x analog input (L1-L3 voltage measurement), and protection functions against undervoltage, overvoltage, phase sequence, phase failure, and asymmetry. Digital inputs include 1 x automatic reset (Y1-Y2 linked) and 1 x switching commutation (Y2-Y3).

Pilz PILZ-828050 is a protection unit designed for 3-phase voltage monitoring, including overvoltage and undervoltage monitoring functions. It is suitable for DIN rail mounting and operates within an ambient air temperature range of -15 to +55°C. The unit has a net height of 87 mm and supports safety output contacts ratings from 0.1A to 5A at 24Vdc (DC-1; 120W) and 1.5A at 24Vdc (DC-13) with fixed screw terminal connections. The S3UM sub-range model features dimensions of W22.5mm x D122 mm, an IP40 degree of protection, and a supply voltage range of 20.4-26.4Vdc (24Vdc nominal). It operates at a frequency measuring range of 40-400Hz, is housed in PPO material, and is designed for a 3-phase (3AC) input network with a 42Vac measuring voltage. The unit's power consumption is 1.5 W, and it offers operating modes including fault latching/non-latching and normally energized/de-energized modes. It can be stored within an ambient air temperature range of -40 to +85°C. The PILZ-828050 features 1 x delayed auxiliary output (SPDT-NO/NC contacts; 0.1-5A 24Vdc DC-1 resistive load; 0.5-10s time-delay selectable ON-delay energization), 1 x analog input for L1-L3 voltage measurement, and digital inputs for automatic reset and switching commutation. Its protection functions cover undervoltage, overvoltage, phase sequence, phase failure, and asymmetry.

Pilz PILZ-837240 is a protection unit designed for 3-phase voltage monitoring, including overvoltage and undervoltage monitoring functions. It is suitable for DIN rail mounting and operates within an ambient air temperature range of -15 to +55°C. The unit has a net height of 87 mm and supports safety output contacts ratings from 0.1A to 5A at 24Vdc (DC-1; 120W) and 1.5A at 24Vdc (DC-13). Connection is facilitated through fixed screw terminal connections. As part of the S3UM sub-range, this model measures 22.5mm in width, offers an IP40 degree of protection, and requires a supply voltage of 20.4-26.4Vdc (24Vdc nominal). It operates across a frequency range of 40-400Hz and is housed in a PPO material. Designed for a 3-phase (3AC) input network with a 100/110Vac rated voltage, the unit's net width is 22.5 mm, and it consumes 1.5 W of power with a net depth of 122 mm. Operating modes include fault latching/non-latching and normally energized/de-energized modes. It can be stored in temperatures ranging from -40 to +85°C. The unit features 1 x delayed auxiliary output (SPDT-NO/NC contacts; 0.1-5A 24Vdc DC-1 resistive load; 0.5-10s time-delay selectable), 1 x analog input for L1-L3 voltage measurement, and digital inputs for automatic reset and switching commutation. Protection functions cover undervoltage, overvoltage, phase sequence, phase failure, and asymmetry.

Pilz PILZ-490193 is a protection unit designed for true power monitoring, conversion, and measuring equipment for rated power/true power. It features DIN rail mounting and operates within an ambient air temperature range of 0 to +60 °C. The unit has a net height of 90 mm and is designed for a 230Vac measuring voltage with a rated current of 0-10A. It offers plug-in/detachable spring terminal connections and falls under the sub-range name P3WP3P. The dimensions include a width of 94 mm and a depth of 121 mm, with a degree of protection rated at IP20. The supply voltage required is 20.4-26.4Vdc, with 24Vdc nominal. Constructed from resin, it is suitable for a 3-phase (3AC) input network and has a rated voltage of 230Vac. The power consumption of the unit is 2.5 W. For storage, it can withstand ambient air temperatures from -40 to +85 °C. It features 3 digital power/voltage outputs (AN1; AN2; AN3; GND) and 3 analog inputs for voltage measurement across first, second, and third loads (L11-L21-L31 / L12-L22-L32). Protection functions include overpower protection. Additionally, it has 3 analog current outputs (V1-W1; V2-W2; V3-W3) for comprehensive monitoring and control.

Pilz PILZ-839425 is a protection unit designed for thermistor monitoring relay applications, featuring thermistor monitoring as its main function. It is suitable for DIN rail mounting and operates within an ambient air temperature range of -10 to +55°C. This unit has a net height of 87 mm and is designed with an automatic reset function. It utilizes fixed screw terminal connections for secure installation and requires a supply voltage of 340-440Vac (400Vac nominal). The S1MS sub-range model comes with dimensions of W22.5mm and offers a degree of protection rated at IP40. The housing is made from PPO material, ensuring durability, with a net width of 22.5 mm and a net depth of 121 mm. Its power consumption is rated at 3.5 VA. The operating mode is set to automatic reset, normally energized mode. For connectivity, it includes 2 x auxiliary outputs (2CO changeover / 2xSPDT-NO/NC contacts) (12-14-11; 22-24-21) and 2 x analog inputs (T1-T2 measuring circuits). The protection functions are specifically designed for overheating protection, utilizing thermistors.