Thytronic NC20 User Manual

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14
NC2 0 - Manual - 01 - 2015
TECHNICAL DATA
3.2 INPUT CIRCUITS
Auxiliary power supply Uaux
Voltage
Nominal value (range) 24...48 V~/-
115...230 V~/110...220 V-
Operative range (each one of the above nominal values) 19...60 V~/-
85...265 V~/75...300 V-
Inrush current (max)
24 V- 6 A, 5 ms
48 V- 14 A, 5 ms
110 V- 20 A, 1 ms
230 V~ 50 A, 1 ms
Frequency (for alternate voltage supply) 45...66 Hz
Max distortion factor ( for alternating voltage supply) 15%
Max alternating component (for dc voltage supply):
Full wave rectifi ed sine wave 100 %
Sine wave 80 %
Power consumption:
Maximum (energized relays, Ethernet TX) 10 W (20 VA)
• Maximum (energized relays, Ethernet FX) 15 W (25 VA)
Phase current input circuits
Relay nominal phase current I
n
1 A or 5 A selectable by dip-switch
Permanent overload 25 A
Thermal overload (1 s) 500 A
Dynamic overload (half cycle) 1250 A
Rated consumption (for any phase) ≤ 0.002 VA with I
n
=1 A
≤ 0.04 VA with I
n
=5 A
Unbalance neutral current input circuit
Relay nominal unbalance nominal current I
Nn
1 A or 5 A selectable by dip-switch
Permanent overload 25 A
Thermal overload (1 s) 500 A
Dynamic overload (half cycle) 1250 A
Rated consumption ≤ 0.006 VA with I
En
=1 A
≤ 0.12 VA with I
En
=5 A
Voltage input circuits
Relay nominal voltage U
n
50...130 V (U
R
= 100 V)
Permanent overload 1.3 U
R
Thermal overload (1 s) 2 U
R
Rated consumption (for any phase) ≤ 0.5 VA
Binary input circuits
Quantity 2
Type optocoupler
Operative range 24...265 V~/-
Min activation voltage U
DIGmin
18 V
Max consumption, energized I
DIG
3 mA
3.3 OUTPUT CIRCUITS
Relays
Quantity 6
Type of contacts K1, K2 changeover (SPDT, type C)
Type of contacts K3, K4, K5 make (SPST-NO, type A)
Type of contacts K6 break (SPST-NC, type B)
Nominal current 8 A
Nominal voltage/max switching voltage 250 V~/400 V~
Breaking capacity:
Direct current (L/R = 40 ms) 50 W
Alternating current (λ = 0,4) 1250 VA
Make 1000 W/VA
Short duration current (0,5 s) 30 A
Minimum switching load 300 mW (5 V/ 5 mA)
Life:
Mechanical 10
6
operations
Electrical 10
5
operations
Block output (Logic selectivity)
Quantity 1
Type optocoupler
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Thytronic NC20 Specifications

General

Brand	Thytronic
Model	NC20
Category	Power distribution unit
Language	English