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User
Guide RS8GR602 © Danfoss 2016-10
AK-CT
450A
AD
AP
-K
OOL®
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Data
Supply voltage
400 V 3N a.c. / 400 V 2N a.c. / 230 V N a.c.
+10/-15%, 30 VA, 50 Hz
Main switch
Automated fuse, 4 terminals, 16 A, SIL-approved
Sensor S2
Not used
Sensor S3, S3B,
S4, S5, S5B, S6,
S6B
Pt 1000 or
PTC 1000 ohm / 25°C
(All must be of the same type)
Accuracy
Measuring range -60 to +120°C
Controller
±1 K below -35°C
± 0,5 K between -35 to +25°C;
±1 K above +25°C
Pt 1000 sensor
±0,3 K at 0°C
±0,005 K per degree
I-reading
L11 - L18
0-10 A: +/- 15%
min. +/- 1A
Display
2 plugs for connecting external display
External display EKA 163B or 164B
Digital inputs
DI1, DI2, DI3,
DI4, DI5, DI6
Signal from contact functions
Requirements to contacts: None
Cable length must be max. 15 m
Use auxiliary relays when the cable is longer
Digital inputs
DI7, DI8
230 V a.c.
On: DI > 80 V a.c.
Off: DI < 24 V a.c.
Electrical con-
nection cable
Max. 2.5 mm
2
Relays
DO1-DO8
Max. 16 A (12) A
I max: (adjustable 4-16 A)
I max. = 0 = cut out cancelled
Alarm relay
4 (3) A. Min. 100 mA*
Solid state
output
DOA (for coil)
Max. 240 V half wave rectified
Max. 0.5 A
Leakage < 1 mA
Max. 1 coil
Electronic coil controller EEC may
not be used
Analogue
voltage outlet
AO1
0-10 V
R
Load
> 1 kΩ
Environments
0 to +55°C, During operations
-40 to +70°C, During transport
20 - 80% Rh, not condensed
No shock influence / vibrations
Enclosure
IP 20
Weight
3.8 kg
Data
communication
Fixed
MODBUS
Extension options
LON RS485
Power reserve
for the clock
24 hours
Approvals
EU Low Voltage Directive and EMC demands re
CE-marking complied with
LVD-tested acc. EN 60730-1, EN 60730-2-1 and
EN 60730-2-9
EMC-tested acc. EN 61000-6-2 and EN 61000-6-3
*) Gold plating ensures make function with small contact loads.
