2 11/06
TABLE OF CONTENTS
1 Scope of Supply for Devices in "Cold Plate" Variant...................................................... 3
1.1 ACT/ACU 201 (up to 3.0 kW) and ACT/ACU 401 (up to 4.0 kW)............................. 3
1.2 ACT/ACU 201 (4.0 to 9.2 kW) and ACT/ACU 401 (5.5 to 15.0 kW) ........................ 4
1.3 ACT/ACU 401 (18.5 to 30.0 kW).............................................................................. 5
2 Technical data................................................................................................................ 6
2.1 ACT/ACU 201 (0.55 to 3.0 kW, 230 V) .................................................................... 6
2.2 ACT/ACU 201 (4.0 to 9.2 kW, 230 V)....................................................................... 6
2.3 ACT/ACU 401 (0.55 to 4.0 kW, 400 V) .................................................................... 7
2.4 ACT/ACU 401 (5.5 to 15.0 kW, 400 V) .................................................................... 7
2.5 ACT/ACU 401 (18.5 to 30.0 kW, 400 V) .................................................................. 7
3 Range of application ...................................................................................................... 8
4 Thermal properties of the heat sink............................................................................... 9
4.1 Thermal resistance .................................................................................................. 9
4.1.1 ACT/ACU 201 (0.55 to 3.0 kW, 230 V).....................................................................10
4.1.2 ACT/ACU 201 (4.0 to 9.2 kW, 230 V).......................................................................10
4.1.3 ACT/ACU 401 (0.55 to 4.0 kW, 400 V).....................................................................11
4.1.4 ACT/ACU 401 (5.5 to 15.0 kW, 400 V).....................................................................11
4.1.5 ACT/ACU 401 (18.5 to 30.0 kW, 400 V)...................................................................12
4.2 Fan and liquid cooling............................................................................................ 13
5 Application notes .........................................................................................................14
6 Mechanical installation ................................................................................................ 15
6.1 ACT/ACU 201 (up to 3.0 kW) and ACT/ACU 401 (up to 4.0 KW) .......................... 15
6.2 ACT/ACU 201 (4.0 to 9.2 kW) and ACT/ACU 401 (5.5 to 15.0 kW) ...................... 16
6.3 ACT/ACU 401 (18.5 to 30.0 kW)............................................................................ 17
6.4 Installation ............................................................................................................ 18
7 Temperature Monitoring.............................................................................................. 18
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