Xylem EHR IM Electrical heater series EHR (obsolete) User Manual download pdf (Page 6)

Adding room thermostat

RTS;

Mains connection on

terminals L and N. Ground

connection on the ground

terminal on the brass

body.Remove jumper wire

between terminals 5 and 6

of the EHR terminals and

connect those to room

thermostat connections 1

and 3.

Adding timer thermostat

RTU;

Mains connection on

terminals L and N. Ground

connection on the ground

terminal on the brass

body.Remove jumper wire

between terminals 5 and 6

of the EHR terminals and

connect those to timer

thermostat connections.

Standard:

Mains connection on

terminals L and N. Ground

connection on the ground

terminal on the brass body.

Leave the jumper wire

between terminals 5 and 6

in place

L,N-230V~/50Hz

6.) Connection diagram EHR2KR(S)

3 4

Pump

65

L,N-230V~/50Hz

3 4

Pump

65

L,N-230V~/50Hz

3 4

Pump

65

1

3

Timer

Laing RTU

Jumper for automatic

pump shut-off

Jumper for automatic

pump shut-off

Jumper for automatic

pump shut-off

Rroom-thermostat

Laing RTS

6

L1 L2

L1 L2

L1 L2

1 2 3 4 5 6 7 8 9 10 11 12

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