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Modular 3-phase control relay, 8 A, 2 CO, 380...480 V AC

Mfr. Part No.:

RM22TR33

APT Stock No.:

SE-RM22TR33

Brand:

Schneider Electric

Relay monitored parameters:
AsymmetryOvervoltage and undervoltage detectionPhase failure detectionPhase sequence
[Uc] control circuit voltage:
200...240 V380...480 V

Back Order

Subtotal (1 unit)**

GHS 1,981.51

(Exc. VAT)

GHS 2,415.46

(Inc. VAT)

Available For Order

* Delivery dates may change based on your quantity and address.

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Return policy

Enjoy peace of mind with our 7-day return policy for used items, provided they are returned in their original packaging.

Simplified panel design due to 22.5mm width same as 2-pole circuit breaker

Experience unprecedented accuracy, predictive maintenance, and superior security.

Provides automatic shutdown management and fault information for a quick fault identification and troubleshooting

Transparent cover to protect settings from being tampered with reducing maintenance

Compatible with a wide range of applications, such as hoisting, packaging, lifts, textile, pumping, and water.

Description

This Harmony RM22-TR relay allows monitoring of phase and undervoltage/overtage in 3-phase networks. This modular multi function 3-phase control relay is ideal for monitoring of electrical values in industrial and building control panels. It applies to a wide type of industrial automation applications such as hoisting, packaging, lifts, textile, water. It has one of market slim form-factors with 22.5mm width, allowing for a flexible and easy installation on DIN rail, using the same space as any modular 1-pole DIN device. It also offers a diagnostic button, sealable cover, simple and precise settings with screw trimmers. It provides automatic shutdown management and fault information to user for a quick fault identification and troubleshooting. multi function controller for wide choice selected in hard-wired logic automated systems, ideal for refurbishment of old installations without using a PLC.

Specifications

Main
Range of product
Harmony Control Relays
Relay type
Control relay
Product or component type
3-phase control relay
Network number of phases
3 phases
Relay name
RM22TR
Relay monitored parameters
Overvoltage and undervoltage detection
Phase sequence
Phase failure detection
Time delay type
Adjustable 0.1...30 s, +/- 10 % of the full scale value Tt- time delay upon fault
Switching capacity in VA
2000 VA
Measurement range
380...480 V voltage AC
Contacts type and composition
2 C/O
Complementary
Reset time
1500 ms at maximum voltage
Maximum switching voltage
250 V AC
Minimum switching current
10 mA at 5 V DC
Maximum switching current
8 A AC
[Us] rated supply voltage
AC/DC
Supply voltage limits
304…576 V AC

Dimensions Drawings

Dimensions



Mounting and Clearance

Mounting and Clearance
Rail Mounting



Connections and Schema

3-Phase Voltage Control Relay

Wiring Diagram


L1,L2,L3 : Supply to be monitored

11-14,12 : 1st C/O contact of output relay

21-24,22 : 2nd C/O contact of output relay


Technical Description

Function Diagrams
Phase Failure Detection (U measured < 0.7 x nominal supply voltage)


Control of Overvoltage and Undervoltage


Legend

Un Nominal supply voltage

R Output relay

Tt Overvoltage and undervoltage threshold delay (adjustable on front panel from 0.3 to 30 s)

H Hysteresis

U> Overvoltage threshold

U< Undervoltage threshold

L1, L2, L3 Phases of the supply voltage monitored

11-12, 11-14 R1 output relay connections

Relay status: black color = energized.


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