USR 1

General

Country of origin

AT

Customs number

85364900

GTIN (EAN)

4044211124403

Packaging unit

1

Product description

Undervoltage monitoring relays

Quantity unit

PC

Unit of weight

G

Weight per piece (including packaging)

71 g

Weight per piece (not including packaging)

57 g

Dimensions

Height TS 35 / 7.5 with BA

67.5 mm

Installation dimensions acc. to DIN 43880

1 Te

Length

87 mm

Width

17.5 mm

Ratings

Contamination degree

3

Nominal input voltage

3(N) - 400/230 V

Overvoltage category

III

Rated frequency max.

63 Hz

Rated frequency min.

48 Hz

Rated impulse voltage

4 kV

Rated voltage

250 V

Connection data

Connection principle

Screw connection

Stripping length

8 mm

Torque

1 Nm

Wire cross-section single core (rigid), min.

0.2 mm²

Wire cross-section single-core (rigid), max.

4 mm²

Wire cross-section stranded with wire-end ferrules, max.

2.5 mm²

Wire cross-section stranded with wire-end ferrules, min.

0.5 mm²

Wire cross-section stranded, max.

4 mm²

Wire cross-section stranded, min.

0.5 mm²

Further technical data

Fuse

5 A

Remarks

Refer to the package insert for LED functions.

Shock resistance

15 g 11 ms

Status display

✓

Storage temperature, max.

70 °C

Storage temperature, min.

-25 °C

Trigger characteristic

Fast-acting (F)

Vibration resistance

10 - 55 Hz 0,35 mm

Input data

Drop-out voltage

Defined by measuring function

Power consumption

0,6 W

Power supply AC/DC

= measuring voltage V

Power-on duration

100%

Recovery time

500 ms

Tolerance

(0,7 - 1,1) Un

Output data

Electrical lifespan (AC1)

2x10⁵ at 1000 VA resistive load

Mechanical lifespan

20x10⁶

Relay contact

1 CO contact

Switching capacity of aligned device (gap < 5 mm)

1250 VA (5 A / 250 V AC)

Switching capacity of non-aligned device (gap < 5 mm)

1250 VA (5 A / 250 V AC)

Materials

Relative humidity, max.

85 %

Relative humidity, min.

15 %

Working temperature, max.

55 °C

Working temperature, min.

-25 °C

Standards and regulations

CE compliant

✓

Environmental Product Compliance

REACH Candidate Substance Note

𐄂

REACH Conform

✓

REACH Reference date

2025-01-21

RoHS Conform

✓