The ALSTOM MVAJ21T1GB0771B is a protection relay module designed for the protection and control of power systems.

Product Name:

ALSTOM MVAJ21T1GB0771B Protection Relay Module

Product Description:

The MVAJ21T1GB0771B is a multifunctional protection relay module that provides comprehensive protection and control features for power systems. It is designed to ensure the safe and reliable operation of electrical networks.

Product Parameters and Specifications:

– Rated Voltage: 24-220 VDC / 48-230 VAC
– Operating Temperature: -40°C to +70°C
– Dimensions: 140mm x 122mm x 127mm
– Weight: 1.4 kg
– Communication Interfaces: RS485, Ethernet

Product Use:

The MVAJ21T1GB0771B is used in a wide range of applications within the power generation, transmission, and distribution industry. It offers protection functions such as overcurrent, undervoltage, and overvoltage protection, as well as advanced communication capabilities for seamless integration into power system networks.

The product is known for its reliability, accuracy, and flexibility in providing protection and control functionality for various power system applications.

Discrete input board: 8-channel, 120vac, insulated, terminal unit, item no. (deltav, deltav): ve4001s3t1b1 (kj4001x1-ca1, kj3207x1-ba1 / -ba2), rre4001s3t1b1 (rkj4001x1-ca1, rkj3207x1-ba1 / -ba2); Discrete input board: 8-channel, 120vac, insulated, terminal unit with fused fillers, item no. (deltav, deltas): ve4001s3t1b2 (kj4001x1-cb1, kj3207x1-ba1 / -ba2), rre4001s3t1b2 (rkj4001x1-cb1, rkj3207x1-ba1 / -ba2); Discrete input board: 8-channel, 120vac, dry contact, terminal unit, item no. (deltav, deltav): ve4001s3t2b1 (kj4001x1-ca1, kj3207x1 – bb1 /- bb2), rre4001s3t2b1 (rkj4001x1 – ca1, rkj3207x1 – bb1 /- bb2); Discrete input fee: 8-channel, 120vac, dry contact, terminal unit with fuse fillers, item no. (deltav, deltav): ve4001s3t2b2 (kj4001x1-cb1, kj3207x1 – bb1 /- bb2), rre4001s3t2b2 (rkj4001x1 – cb1, rkj3207x1 – bb1 /- bb2); Discrete input board: 8-channel, 24vdc, insulated, 16-contact group terminal unit, item no. (deltav, deltav): ve4001s2t1b3 (kj3206x1-ba1 / -ba2, kj4001x1-ce1), rre4001s2t1b3 (rkj3206x1-ba1 / -ba2, rkj4001x1-ce1); Discrete input board: 8-channel, 24vdc, insulated, terminal unit with fuse fillers, item no. (deltav, deltas): ve4001s2t1b2 (kj3206x1-ba1 / -ba2, kj4001x1-cb1), rre4001s2t1b2 (rkj3206x1-ba1 / -ba2, rkj4001x1-cb1); Discrete input board: 8-channel, 24vdc, insulated, standard terminal unit, item no. (deltav, deltas): ve4001s2t1b1 (kj3206x1-ba1 / -ba2, kj4001x1-ca1), rre4001s2t1b1 (rkj3206x1-ba1 / -ba2, rkj4001x1-ca1); Discrete input board: 8-channel, 24vdc, dry contact, 16-contact group terminal unit, item no. (deltav, deltav): ve4001s2t2b3 (kj3201x1-ba1 / -ba2, kj4001x1-ce1), rre4001s2t2b3 (rkj3201x1-ba1 / -ba2, rkj4001x1-ce1);