APC SILCON 10-40KW 400V UPS - Manual (Page 4)

4 Installation Guide APC Silcon 10-40kW 400V UPS
990-4050
6.1.3 Operating The External Service Bypass Switch 57
6.2 Service Bypass Panel for Parallel Redundant Operation 59
6.2.1 Two Parallel Systems with Service Bypass Panel 60
6.2.2 Parallel/Redundant Operation with Service Bypass Panel and External Battery
via MCCB 61
6.2.3 Operating External Service Bypass Switch for Parallel Systems 62
6.2.4 Isolating One UPS for Service/Maintenance 66
6.2.5 Switching Back to Normal Parallel/Redundant Operation 67
6.3 Intersystem Synchronization Unit 68
6.4 Relay Board 69
6.4.1 Relay Board/Relay Functions 70
6.5 Weight Equalizer 72
6.6 Remote Display 74
6.6.1 Extension of Remote Display Communication Distance 74
6.6.2 Remote Display Installation 76
6.6.3 Remote Display Use 77
6.7 Isolation Transformer 78
6.7.1 Connecting Isolation Transformer 79
6.7.2 Wiring up UPS with External Yyn0 Isolation Transformer at Output 81
6.7.3 Wiring up UPS with External Yyn0 Isolation Transformer at Input 82
6.7.4 Wiring up UPS with External Optional Dzn0 Isolation Transformer at Input 83
6.7.5 Wiring up UPS with External Optional Dzn0 Isolation Transformer at Output 84
6.7.6 Wiring up UPS with External Optional Dyn11 Isolation Transformer at Input 85
7.0 System Specifications 86
7.1 Technical Data 86
7.2 Back-up Time / Dimensions / Weigh 86
8.0 Warranty 87
8.1 APC Silcon Series Limited Factory Warranty 87
9.0 Appendix 88
9.1 Table 1. Installation Planning Data 88
10.0 How to Contact APC 90