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Ordering numbers
SPAD 330 C, differential relay
The last two letters of the ordering number indicate the rated frequency f
and the auxiliary voltage range U
AA equals f
CA equals f
DA equals f
FA equals f
Information
required
1. Type designation and title of
with order
2. Rated frequency
3. Ordering number
4. Auxiliary voltage
5. Accessories
6. Special requirements
aux
=50 Hz and U
= 80...265 V ac/dc
n
aux
=50 Hz and U
= 18...80 V dc
n
aux
=60 Hz and U
= 80...265 V ac/dc
n
aux
=60 Hz and U
= 18...80 V dc
n
aux
RS 621 001-AA, CA, DA, FA
of the relay as follows:
Example:
SPAD 330 C, biased differential relay
f
= 50 Hz
n
RS 621 001-AA
U
= 110 V dc
aux
2 raising frames type SPA-ZX301
2 bus interface modules SPA-ZC12 BB
2 fibre-optic cables SPA-ZF AA10
1 fibre-optic cable SPA-ZF AA5
—
n
17
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