Renewal Parts - ABB TD-5 Instruction Leaflet

Type TD-5 Class 1E Time Delay Relay
if necessary. However, care should be exercised so
that the target will not drop with a slight jar.
Pickup - The unit should pickup at 98% of rating and
not pickup at 85% of rating. If necessary, the cover leaf
springs may be adjusted.
To lower the pickup current use a tweezer or similar tool
and squeeze each leaf spring approximately equally by
applying the tweezer between the leaf spring and the
front surface of the cover at the bottom of the lower
window.
If the pickup is low, the front cover must be removed and
the leaf spring bent outward equally.

8.0 RENEWAL PARTS

Repair work can be done most satisfactorily at the factory.
However, interchangeable parts can be furnished to
customers who are equipped for doing repair work. When
ordering parts, always give the complete nameplate data
of the relay.
Figure 4. Test Circuit for Type TD-5 Relay
41-579.11B
Sub 3
187A527
1 3