RST® POWER TECHNICAL DATA
RST50i4/i5
Rated voltage

250/400 V

Rated current
Number of poles
Connectable cable diameter*
Material50 A
4 and 5-pole
15 - 25 mm; 20 - 32 mm
Contact parts: Brass, surface-treatedhousing parts: Polyamide, halogen-free, V2
Sealing material NBR, TPE
3 (when connected)
IP66/67/69
IK07 (2 joules)
VDE, c CSA us

Pollution degree
Protection rating
IK codeCertificates / approvals*Other diameters on request

192

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RST® POWER DIMENSIONS
RST50i4/i5
CONNECTORS
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DEVICE CONNECTOR
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NOTE:
The drawing for your product can be found in the download area of the relevant Art.No. at eshop.wieland-electric.com
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RST® POWER CABLE PREPARATION
Connectable cable cross-sections
Model
Screw connection
Crimp connection

Connectors
4.0 - 6.0 mm *-Solid
Device connector
4.0 - 16.0 mm-Fine-wired
Connectors
Device connector
4.0 - 16.0 mm
4.0 - 16.0 mm
4.0 - 10.0 mm
4.0 - 10.0 mm

Multi-stranded
Connectors
Device connector
4.0 - 6.0 mm *4.0 - 16.0 mm-* Solid and multi-wired cable > 6.0 mm cannot be connected in the existing installation space due to their stiffness.
RST® terminals with screw clamping allow the connection of conductors without special preparation according to EN 60999-1.
Crimp contacts must always be ordered separately to the connector. The range of crimp contacts can be found in RST® POWER accessories.

Sheath strip and wire strip lengths
Cable
Sheath strip length
Wire strip length

194

Screw connection
Crimp connection
Screw connection
Crimp connection

PE80 mm80 mm
10 mm
11 mm

1, 2, 3, N, PE
70 mm
70 mm10 mm
11 mm

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RST® POWER ASSEMBLY INSTRUCTION
CABLE ASSEMBLY
1. Pull the housing over the cable
2. Prepare cable (see technical specifications)
3. Insert prepared cable (for screw connections:tighten screws, torque 2 Nm)
Note: Make sure that the cables are firmly fixed in theconnections.

CLOSING THE CONNECTOR
1. Introduce contact insert into housing(observe coding)
2. Turn the contact insert as far as it will go
3. Lock the contact insert
4. Tighten gland nut, torque- M32 gland nut: 8 Nm- M40 gland nut: 14 Nm

CABLE REMOVAL, CRIMP CONNECTION
1. Insert screwdriver (see detail)2. Open latch by lever movement
3. Pull out cable

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DEVICE CONNECTOR

Housing wall thickness: 2 - 7 mm
Surface: smooth and even

1. Join the parts together
2. Use the adapter ring for M40 bores

3. Engage bayonet ring, insert fixing
pin into corresponding bore

5. Introduce contact insert into device
connector housing (observe coding)

4. Tighten locknut (torque: 2 Nm)

6. Turn the contact insert as far as it will go

8. Plug in RST® connection
9. Close bayonet

7. Lock contact insert (connected cablele out for clarity)

OPTIONS
Fixing pin on flange

Fixing pin on mounting plate

Lock connection

Seal

Proceed in the same way for 4 and 5-pole connectors.
Observe the pole configuration.

NOTE: Please note that electrical connections and installations must be carried out only by appropriately trained specialists.
The Assembly instructions accompanying the product must be observed! The relevant Assembly instruction BA000641
can be found online in the download area of the product concerned: eshop.wieland-electric.com
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