Relay Option Mcb - Danfoss VLT HVAC Drive FC 102 Design Manual

Selection

3.1.6 Relay Option MCB 105

The MCB 105 option includes 3 pieces of SPDT contacts and must be fitted into option slot B.
3 3
Electrical Data:
Max terminal load (AC-1)
Max terminal load (AC-15)
Max terminal load (DC-1)
Max terminal load (DC-13)
Min terminal load (DC)
Max switching rate at rated load/min load
1) IEC 947 part 4 and 5
When the relay option kit is ordered separately, it includes:
•
Relay module MCB 105
•
Extended LCP frame and enlarged terminal cover
•
Label for covering access to switches S201, S202 and S801
•
Cable strips for fastening cables to relay module
Adding the MCB 105 option:
1. Disconnect the power to the live part connections on relay terminals.
2. Do not mix live parts with control signals (PELV).
3. Select the relay functions in 5-40 Function Relay [6-8], 5-41 On Delay, Relay [6-8] and 5-42 Off Delay, Relay [6-8].
NOTICE!
(Index [6] is relay 7, index [7] is relay 8, and index [8] is relay 9)
Relay 7
1 2
Figure 3.3 Relay Locations
58
Design Guide
1)
(Resistive load)
1)
(Inductive load @ cosφ 0.4)
1) (Resistive load)
1)
(Inductive load)
Relay 8 Relay 9
NC NC NC
3 4 5 6 7 8 9 10
Danfoss A/S © Rev. 2014-01-13 All rights reserved.
11 12
240 V AC 2A
240 V AC 0.2 A
24 V DC 1 A
24 V DC 0.1 A
5 V 10 mA
-1 -1
6 min /20 s
MG16C122