© Edwards Limited 2010. All rights reserved.
Page 9
Edwards and the Edwards logo are trademarks of Edwards Limited.
Technical data
A541-11-880 Issue A
2.4
Electrical connections and cables
Table 8 - Branch circuit protection / fusing
Description
Rating
Units
Minimum fuse current rating
16 - (200 – 240 V a.c., rms / 50 – 60 Hz)
10 - (380 – 460 V a.c., rms / 50 – 60 Hz)
A
Maximum fuse current rating
32 - (200 – 460 V a.c., rms / 50 – 60 Hz)
A
Minimum fuse current breaking capacity
30
kA
Maximum fuse current breaking capacity
200
kA
Fuse voltage rating, a.c., rms
600
V
Recommended UL fuse class
*
*
UL 248 and CSA C22.2 No. 248 low voltage North American Fuses: the recommended fuses provide SLOW
protection from inductive and highly inductive loads. This applies to circuits for motors, transformers,
lighting and so forth.
CC, G, J, or RK5
Recommended IEC fuse type
†
†
IEC 60269 low voltage fuses: the recommended fuse type, gG, is a general purpose fuse essentially for
conductor protection.
gG
Table 9 - Electrical connections
Description
Mating connector description / external supply rating
Internal supply
rating
Mains connection
refer to installation section for
wiring diagram
Han-Modular
®
Compact:
40 A; 2.5 – 8 mm
2
Ethernet connection
Standard RJ45 type or Neutrik
®
EtherCon® RJ45
(IEEE802.3i 10 Base
T Ethernet)
System/PDT interface
XLR type 5-way plug
24Vdc, 750mA
*
EMS
XLR type 6-way plug
External emergency stop switch:
1 – supply; 2 – return
24 V d.c., 100 mA
Comms 24 V supply:
5 – supply; 6 – return
24 V d.c., 750 mA
*
Accessory interface
15-way D-Type socket
Analogue measurement for water
flow meter:
Pin 1 – input; Pin 5 – common
Active accessory module:
Pin 3 – RS485 (A); Pin 10 – RS485 (B)
Pump running status contacts:
Pin 6 – Dry pump running
(normally open)
Pin 15 – Running common
30 V a.c., 1A, 60 V d.c., 0.55A
Gate valve:
Pin 4 – Gate valve drive transistor
(open collector)
Gate valve position sense:
Pin 7 – ‘Closed’; Pin 8 – ‘Open’
