APC 990-4053 manual System Specifications, Warranty, Appendix, How to Contact APC

6.4.1	Extension of Remote Display Communication Distance	57
6.4.2	Remote Display Installation	59
6.4.3	Remote Display Use	60
6.5	Isolation Transformer	61
6.5.1	Connecting Isolation Transformer	62
6.5.2	Wiring up UPS with External Yyn0 Isolation Transformer at Output	64
6.5.3	Wiring up UPS with External Yyn0 Isolation Transformer at Input	65
6.5.4	Wiring up UPS with External Optional Dzn0 Isolation Transformer at Input	66
6.5.5	Wiring up UPS with External Optional Dzn0 Isolation Transformer at Output	67
6.5.6	Wiring up UPS with External Optional Dyn11 Isolation Transformer at Input	68

7.0	System Specifications	69
7.1	Technical Data	69
7.2	Dimensions / Weight	69
8.0	Warranty	70
8.1	APC Silcon Series Limited Factory Warranty	70
9.0	Appendix	71
9.1	Table 1. Installation Planning Data	71
10.0	How to Contact APC	73

990-4053

4 Installation Guide APC Silcon 480kW 400V UPS