Ashida ADR141A, Instruction Manual, Page: 30 / 151

ADR141A /
ADR241A
Doc ID : ADR241A_IM_01
Ref ID : ADR241A/IM/I&P
Rev No. : 02
Page No. : 30 of 150
Contents
2 INSTALATION AND PROCEDURE 31
2.1 Overview 31
2.2 Handling 31
2.2.1 Handling the Goods 31
2.2.2 Receipt of the Goods 31
2.2.3 Unpacking the Goods 31
2.2.4 Storing the Goods 32
2.2.5 Dismantling the Goods 32
2.3 Installation Procedure 32
2.3.1 Safe Mounting 32
2.3.2 Relay Connection and Diagram 35
2.3.3 Before energizing the relay following should be checked 35
2.3.4 Relay Operating Condition 35
2.3.5 Current Transformer (CT) Circuit 35
2.3.6 Insulation and dielectric strength testing 35
2.3.7 Cables and Connectors 35
2.3.8 Power Supply Connections 37
2.3.9 Earth Connection 37
2.3.10 Current Transformers 38
2.3.11 Output Relay Connections 38
2.3.12 USB Connection 38
2.4 Mechanical Dimensions and Electrical Connection 39
2.4.1 Mechanical Dimensions ADR241A without IP cover 39
2.4.2 Mechanical Dimensions ADR241A with IP cover 40
2.4.3 Electrical Connection diagram for 3Phase, 3Wire system 41
2.4.4 Electrical Connection diagram for 3Phase, 4Wire system 42