Fairford HFE-30 Basic Manual Download Page 4

Document No. FD202504-F

page 4   M-2025-F 081007   ©

Fairford Electronics Limited, Coombe Works, Derby Road, Kingsbridge, Devon TQ7 1JL, UK

TEL: + 44 (0) 1548 857494

FAX: + 44 (0) 1548 853118

EMAIL: [email protected]

WEB: www.fairford.co.uk

SPECIFICATIONS

Pedestal Voltage

Fixed at  ~15%.

Start Time:

Continuously variable from ½S -5S.

Terminations:

Cage clamp terminals suitable for 1.5mm

2

 (12awg)

 to 25mm

 (4awg)

Ambient Temperature:

0°C to 40°C without derating.

Enclosure:

IP30 with standard cover:

Rated Operational Voltage:

Ue: 110 to 230V ac  (–15% +10%), 50/60Hz

Recommended cut–out device:

32A rated MCB, Trip Characteristic “C“, Form 1.

Rated insulation voltage:

Ui: 300V.

Rated impulse withstand voltage:

Uimp: 4kV (1.2/50

µ

s).

Short circuit co–ordination:

Type 1 , Iq:

  

5kA when protected by recommended Fuse

Fuse Type:

Bussmann 170M3113 or Ferraz 6,6 URD 30 D08A 0125.

Design standards:   IEC 60947–4–2:   “AC Semiconductor Motor Controllers and Starters”.

STARTING

Rating Table

30A

:

AC–53a : 3 – 3 : 99 – 60

The rated

operational

current

Continuous
connection

Allowed start
current (X Ie)

Allowed start

time (S)

time on
load (%)

Equally spaced

starts/Hr

HFE-30

Current 

(Amps)

Time 

(Secs)

30

AC53a

90

3

99%

60

Model

Utilisation 

Category

Up to 

Starts/Hr

Duty

Start

Load 

Amps (Ie)

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