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REF 610
6.
144
Feeder Protection Relay
Technical Reference Manual
Ordering information
When ordering REF 610 protection relays and/or accessories, please specify the
following:
• Order number
• Quantity
The order number identifies the protection relay type and hardware as described in
the figures below and is labelled on the marking strip under the lower handle of the
relay.
Use the ordering key in Fig. 6.-1 to generate the order number when ordering
complete protection relays.
REF610A55HCNP
Communication module: P = plastic fibre
I/O extension module:
Power supply:
Earth-fault current input: 5 = 5A, 1=1A, 2=0.2A
Phase-current inputs:
Fig. 6.-1 Ordering key for complete relays
Use the ordering key in Fig. 6.-2 to generate the order number when ordering spare
units.
REF610A55HSNS
I/O extension module:
Power supply:
Earth-fault current input: 5 = 5A, 1=1A, 2=0.2A
Phase-current inputs:
Fig. 6.-2 Ordering key for spare units
M= plastic fibre with input for arc protection
G = plastic and glass fibre
K = plastic and glass fibre with input for arc protection
R = RS-485
T = RS-485 with input for arc protection
D = RS-485 including DNP 3.0 protocol
E = RS-485 including DNP 3.0 protocol and
input for arc protection
N = none
H = 3xSO and 3xDI (110/125/220/250 V dc)
L = 3xSO and 3xDI (24/48/60/110/125/220/250 V dc)
N = none
H = 100-240 V ac/110-250 V dc, 2xDI
(110/125/220/250 V dc), 3xPO, 2xSO
L = 24-60 V dc, 2xDI (24/48/60/110/125/220/250 V dc),
3xPO, 2xSO
5 = 5A, 1=1A
H = 3xSO and 3xDI (110/125/220/250 V dc)
L = 3xSO and 3xDI (24/48/60/110/125/220/250 V dc)
N = none
H = 100-240 V ac/110-250 V dc, 2xDI
(110/125/220/250 V dc), 3xPO, 2xSO
L = 24-60 V dc, 2xDI (24/48/60/110/125/220/250 V dc),
3xPO, 2xSO
5 = 5A, 1=1A
1MRS 755310
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