Heavy Duty AC Surge Protective Device — DIN Rail

Product Overview


Bulletin 4983-DH DIN Rail Heavy-Duty AC Surge Protective Devices

Click to enlarge - 4983-DH300-50 (Left)_sm


Features


Bulletin 4983-DH is a heavy-duty surge protector. This SPD combines a high-energy varistor (MOV) network with a gas discharge tube to increase performance in protection level, life duration, and suppression of leakage current. The Bulletin 4983-DH product is connected in parallel.

Standards Compliance


Certifications



Cat. No. Explanation

4983 D H 120 25
      a b c    d

a
Mount
Code Description
D DIN Rail

b
Type
Code Description
H Heavy Duty

c
Voltage
Code Description
120 120V
300 230V and 480Y/277V

d
Current Rating
Code Description
25 25 kA
50 50 kA

Product Selection

AC Network Connection Mode No. of Poles and Devices Needed Max. Continuous Operating Voltage (MCOV) (Uc) [V AC] Lightning Current 10/350 ms (Iimp) [kA] Max. Discharge Current 8/20ms (Imax) [kA] Nominal Discharge Current 8/20ms (In) [kA] Protection Level (Up) [kV] UL 1449 Voltage Protection Rating
(VPR)
[V]
Appropriate Fusing★ 
[A Max.]
Cat. No.
120 L/G or N/G 1 150 25 70 20 1.0 1200 250 4983-DH120-25
L/G, N/G 2
120/208 L1/G, L2/G, L3/G, N/G 4
230/400 L/G or N/G 1 330 25 70 20 1.5 900 250 4983-DH300-25
L/G, N/G 2
L1/G, L2/G, L3/G, N/G 3
L1/G, L2/G, L3/G, N/G 4
277/480Y L1/G, L2/G, L3/G, N/G 4
230/400 L/G or N/G 1 330 50 70 20 1.5 1200 500 4983-DH300-50
L/G, N/G 2
L1/G, L2/G, L3/G or N/G 3
L1/G, L2/G, L3/G, N/G 4
277/480 Y L1/G, L2/G, L3/G, N/G 4
  
★ Fuses required to protect the surge protector in case of short-circuit failure. They must be installed in series with each pole of the surge protector.
Note:N = Neutral
L/N = Line/neutral
N/G = Neutral/ground

Specifications

Connection/Mounting Type Parallel/DIN Rail mount
Standards Compliance UL 1449, CSA C22.2, No. 8, IEC 61643-1, EN 61643-11
Certifications cURus recognized, CE marked, CSA
Conductor Material Cu, solid or stranded
Conductor Range #10…2 AWG (6…35 mm2)
Strip Length 0.5 in. (12 mm)
Tightening Torque 22.1 lb•in. (2.5 N•m)
No. of Conductors/Terminal 1
Operating Temperature -40…+80 °C
  

Approximate Dimensions

Note: Dimensions are shown in millimeters. Dimensions are not intended for manufacturing purposes.

Click to enlarge - 4983-DH_dims