Joslyn Hi-Voltage 1000 Series Data Sheet

SURGE PROTECTIVE DEVICES

1000 Series

LIGHT DUTY FOR DC APPLICATIONS

featureS and benefitS

• Full weather permanently connected.

• Individually fused Metal Oxide Varistors (MOVs).

• May be used on grounded (+ or -) or floating power systems,

for DC or low voltage AC (up to 400Hz).

• LED indicates proper functioning of L-L and L-G MOVs.

Model Number kA Per Phase DC Voltage AC Voltage

1020-30 25kA 30Vdc 25Vac
1020-60 50kA 60Vdc 45Vac
1020-90 50kA 90Vdc 65Vac
1020-150* 50kA 150Vdc 110Vac

*Model 1020-150 is not intended for use on 110/120 Vac power system.

Warranty

3-years

dimenSional SPecificationS

2.80"

2.91"

(73.9 mm)

3.54"

(89.9 mm)

Schematic shown in vertical position. (Photo shown in horizontal position)

(96.5 mm)

2.10"

(78.7 mm)

1.25"

#14 AWG (2 mm
600V PVC INSULATION 18" (450 mm) LONG

1/2–14 NPS THD.

LOCKNUT

ALUMINUM BRACKET

ø .218" Hole, 2 Pl.

1.37"

.25"

2.50"

2

) STRANDED WIRE

Product SPecificationSavailable configurationS

Electrical

Nominal Discharge Current Rating (I-n) None
Operating Frequency AC/DC 0–400 Hz
Connection Methods Mounts through 1/2" knockout or

Modes of Protection L-L, L-G
Response Time Less than 1 nanosecond
Standard Monitoring LED status indicator lights (one per line)

Mechanical

Weight 1.5 lbs. (.7kg)
Enclosure Type NEMA 1
Installation Location Indoor
Operating Environment -40° to +176°F (-40° to +80°C)
Altitude Up to 16,400 ft. (5000 m)

.75"

Product Design Individually fused MOVs

Regulatory

Requirements are discretionary and respective to the product application

by its bracket
Connects in parallel with load

Overcurrent Fusing
Thermal Fusing

© 2015 Thomas & Betts Corporation. All rights reserved. Printed in the U.S.A.
01/06/15

SURGE PROTECTIVE DEVICES

Surgitron® III -21 Series

Type 2

MEDIUM DUTY FOR RESIDENTIAL
OR INDUSTRIAL APPLICATIONS

featureS and benefitS

• Listed to UL 1449 3rd Edition for a Type 2 SPD application.

• Individual fusing for each Metal Oxide Varistors (MOVs).

• LED indicates proper functioning of L-N and N-G MOVs

Product SPecificationS

available configurationS

Model Number kA Per Phase Voltage Configuration

1261-21 40kA 277V 1-Phase, 2-Wire + Ground
1263-21 40kA 480V 1-Phase, 2-Wire
1452-21 40kA 120/240V 3-Phase High-Leg Delta,

4-Wire + Ground
1456-21 40kA 277/480V 3-Phase, 4-Wire + Ground
1456-21-D 40kA 480V 3-Phase, 3-Wire + Ground
1457-21 40kA 230/400V 3-Phase, 4-Wire + Ground

Warranty

3-years

Available Options

Mounting Bracket Add suffix -B

Electrical

Nominal Discharge Current Rating (I-n) 20kA
Operating Frequency 47–63Hz
Connection Methods Parallel to Load (shunt)

#14 AWG wires

Modes of Protection 1261-21 L-N, L-G, N-G

1263-21 L-L
1452-21 L-N, L-G, N-G, L-L
1456-21 L-N, L-G, N-G, L-L
1456-21-D LG, L-L

1457-21 L-N, L-G, N-G, L-L
Fault Rating (SCCR) 100kAIC
Response Time Less than 1 nanosecond (one per phase)
Standard Monitoring LED status indicator lights

Mechanical

Weight 2 lbs. (.9 kg)
Enclosure Type NEMA 1, Non-metallic
Installation Location Indoor
Mounting Method 1/2" – 14 NPS Thread

(Aluminum Bracket Optional)
Operating Environment -40° to +176°F (-40° to +80°C)
Altitude Up to 16,400 ft. (5000 m)
Product Design Individually fused MOVs

Regulatory

UL 1449 3rd Edition Type Type 2
UL 1283 No
IEEE C62.41.1, .2, C62.45 Yes
Listed By UL