Page 478 - Wagp_InterfaceElectronic_Volume4_2015_US.pdf

10 Rail-Mounted Terminal Blocks with Overvoltage Protection

476
Varistor Suppressor diode
V 24 V AC/DC ... 230 VAC; V 24 V AC/DC ... 230 VAC;
BN
BN
I 300 A ... 1 kA I 14 ... 169 A
N
N
Terminal block width: 10 mm/0.394 in. Terminal block width: 10 mm/0.394 in.

Description Item No. Pack. Item No. Pack.
V BN
Unit V BN Unit
Double-deck terminal block with surge suppression 24 VDC 280-504/281-582 25 24 VDC 280-944/281-589 25
device 48 VDC 280-504/281-583 25 48 VDC 280-944/281-590 25
60 VDC 280-504/281-584 25 60 VDC 280-944/281-591 25
110 VDC 280-504/281-585 25 110 VDC 280-944/281-592 25
24 VAC 280-504/281-586 25 24 VAC 280-944/281-593 25
115 VAC 280-504/281-587 25 115 VAC 280-944/281-594 25
230 VAC 280-504/281-588 25 230 VAC 280-944/281-595 25

Technical Data Nominal operating Max. cont. operating Nominal discharge current Max. surge current Capacity Protection level
voltage V BN voltage V C (8/20 μs) per line I N (8/20 μs) I max. (8/20 μs) V P
Terminal blocks with 24 VDC 31 VDC 300 A 1 kA ≤ 4.6 nF 77 VDC
varistor and end plate 48 VDC 56 VDC 300 A 1 kA ≤ 2.8 nF 135 VDC
60 VDC 85 VDC 1 kA 4.5 kA ≤ 1.7 nF 165 VDC
110 VDC 150 VDC 1 kA 4.5 kA ≤ 0.8 nF 300 VDC
24 VAC 30 VAC 300 A 1 kA ≤ 3.5 nF 93 VAC
115 VAC 150 VAC 1 kA 4.5 kA ≤ 0.57 nF 395 VAC
230 VAC 275 VAC 1 kA 4.5 kA ≤ 0.32 nF 710 VAC
Terminal blocks with 24 VDC 28 VDC 169 A ≤ 2.7 nF 59 VDC
suppressor diode and 48 VDC 53 VDC 90 A ≤ 1.7 nF 111 VDC
end plate 60 VDC 70 VDC 69 A ≤ 1.35 nF 146 VDC
110 VDC 128 VDC 38 A ≤ 0.85 nF 265 VDC
24 VAC 26 VAC 143 A ≤ 2.4 nF 70 VAC
115 VAC – 26 A ≤ 0.63 nF 388 VAC
230 VAC 253 VAC 14 A ≤ 0.4 nF 706 VAC

Technical Data
Wire connection CAGE CLAMP ® CAGE CLAMP ®
Cross sections 0.08 mm² ... 2.5 mm² / AWG 28 ... 14 0.08 mm² ... 2.5 mm² / AWG 28 ... 14
Strip length 8 ... 9 mm / 0.33 in 8 ... 9 mm / 0.33 in