Grundfos MP 204 Instructions

English (GB)
5
Backup fuses
Maximum backup fuse sizes which may be used for
MP 204 appear from the table below:
At motor currents up to and including 120 A, the
cables to the motor can be taken directly through the
L1-L2-L3 of MP 204.
At motor currents above 120 A, current transformers
must be used.
If backup fuses above 50 A are used, the L1-L2-L3
and "5" to MP 204 must be protected separately with
maximum 10 A fuses.
If current transformers are used, the L1-L2-L3 and
"5" to MP 204 must be protected with maximum 10 A
fuses.
WARNING
Electric shock
Death or serious
personal injury
- Before starting any
work on the product,
make sure that the
power supply has been
switched off and that it
cannot be accidentally
switched on.
- Ensure that the power
and sensor cables are
separated when
mounting the relay
output connections.
- Make sure that the
wiring polarity matches
the installation
instructions.
WARNING
Cause of fire
Death or serious
personal injury
- The product must not
be supplied with pump
voltage if it exceeds
the rating mentioned
on the nameplate.
- Ensure that the branch
circuit fuse is maximum
8 A.
MP 204
Maximum size
[A]
Type
Without external
current transformer
120 RK5
With 200/5 external
current transformer
200 RK5
With 300/5 external
current transformer
300 RK5
With 500/5 external
current transformer
500 RK5
With 750/5 external
current transformer
750 RK5
With 1000/5
external current
transformer
1000 RK5

Grundfos MP 204 Specifications

General

Brand	Grundfos
Model	MP 204
Category	Protection Device
Language	English